[agent-pipeline] pipe-20260328153638-axu2 round-1

backend-spring/src/main/java/com/erp/controller/AdminController.java

@@ -27,16 +27,16 @@ public class AdminController {
      */
     @GetMapping("/menus")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAdminMenus(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
-        params.put("userType", role);
-        params.put("userId", userId);
-        params.putIfAbsent("userLang", "ko");
-        params.put("isManagementScreen",
-                params.get("menuType") == null || "true".equals(params.get("includeInactive")));
+        params.put("company_code", companyCode);
+        params.put("user_type", role);
+        params.put("user_id", userId);
+        params.putIfAbsent("user_lang", "ko");
+        params.put("is_management_screen",
+                params.get("menu_type") == null || "true".equals(params.get("include_inactive")));
         return ResponseEntity.ok(ApiResponse.success(adminService.getAdminMenuList(params), "관리자 메뉴 목록 조회 성공"));
     }
 
@@ -46,14 +46,14 @@ public class AdminController {
      */
     @GetMapping("/user-menus")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getUserMenus(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
-        params.put("userType", role);
-        params.put("userId", userId);
-        params.putIfAbsent("userLang", "ko");
+        params.put("company_code", companyCode);
+        params.put("user_type", role);
+        params.put("user_id", userId);
+        params.putIfAbsent("user_lang", "ko");
         return ResponseEntity.ok(ApiResponse.success(adminService.getUserMenuList(params), "사용자 메뉴 목록 조회 성공"));
     }
 
@@ -63,11 +63,11 @@ public class AdminController {
      */
     @GetMapping("/pop-menus")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getPopMenus(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("userType", role);
+        params.put("company_code", companyCode);
+        params.put("user_type", role);
         return ResponseEntity.ok(ApiResponse.success(adminService.getPopMenuList(params), "POP 메뉴 목록 조회 성공"));
     }
 
@@ -90,9 +90,9 @@ public class AdminController {
      */
     @PostMapping("/menus")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveMenu(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(adminService.saveMenu(body), "메뉴 등록 성공"));
     }
 
@@ -133,7 +133,7 @@ public class AdminController {
     @DeleteMapping("/menus/batch")
     public ResponseEntity<ApiResponse<Void>> deleteMenusBatch(@RequestBody Map<String, Object> body) {
         @SuppressWarnings("unchecked")
-        List<String> menuIds = (List<String>) body.get("menuIds");
+        List<String> menuIds = (List<String>) body.get("menu_ids");
         if (menuIds != null) {
             menuIds.forEach(adminService::deleteMenu);
         }
@@ -148,14 +148,14 @@ public class AdminController {
      */
     @GetMapping("/users")
     public ResponseEntity<?> getUserList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
             @RequestParam Map<String, Object> params) {
         // SUPER_ADMIN이 아닌 경우 자사 필터 적용
         if (!"SUPER_ADMIN".equals(role)) {
-            params.put("companyCode", companyCode);
+            params.put("company_code", companyCode);
         } else {
-            params.put("companyCode", "*");
+            params.put("company_code", "*");
         }
         params.putIfAbsent("page", "1");
         params.putIfAbsent("limit", "20");
@@ -199,11 +199,11 @@ public class AdminController {
      */
     @GetMapping("/users/{userId}/with-dept")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getUserWithDept(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String userId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("userId", userId);
+        params.put("company_code", companyCode);
+        params.put("user_id", userId);
         Map<String, Object> result = adminService.getUserWithDept(params);
         if (result == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("사용자를 찾을 수 없습니다."));
@@ -217,9 +217,9 @@ public class AdminController {
      */
     @PostMapping("/users/with-dept")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveUserWithDept(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(adminService.saveUserWithDept(body)));
     }
 
@@ -229,9 +229,9 @@ public class AdminController {
      */
     @PostMapping("/users")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveUser(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(adminService.saveUser(body), "사용자 저장 성공"));
     }
 
@@ -242,10 +242,10 @@ public class AdminController {
     @PutMapping("/users/{userId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateUser(
             @PathVariable String userId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("userId", userId);
-        body.put("companyCode", companyCode);
+        body.put("user_id", userId);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(adminService.saveUser(body), "사용자 수정 성공"));
     }
 
@@ -268,7 +268,7 @@ public class AdminController {
      */
     @PostMapping("/users/reset-password")
     public ResponseEntity<ApiResponse<Void>> resetUserPassword(@RequestBody Map<String, Object> body) {
-        String userId = (String) body.get("userId");
+        String userId = (String) body.get("user_id");
         adminService.resetUserPassword(userId);
         return ResponseEntity.ok(ApiResponse.success(null, "비밀번호 초기화 성공"));
     }
@@ -280,10 +280,10 @@ public class AdminController {
     @PostMapping("/users/check-duplicate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> checkDuplicateUserId(
             @RequestBody Map<String, Object> body) {
-        String userId = (String) body.get("userId");
+        String userId = (String) body.get("user_id");
         Map<String, Object> existing = adminService.getUserInfo(userId);
         Map<String, Object> result = new HashMap<>();
-        result.put("isDuplicate", existing != null);
+        result.put("is_duplicate", existing != null);
         return ResponseEntity.ok(ApiResponse.success(result, "아이디 중복 확인 완료"));
     }
 
@@ -295,9 +295,9 @@ public class AdminController {
      */
     @PutMapping("/profile")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateProfile(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("userId", userId);
+        body.put("user_id", userId);
         return ResponseEntity.ok(ApiResponse.success(adminService.saveUser(body), "프로필 수정 성공"));
     }
 
@@ -309,23 +309,23 @@ public class AdminController {
      */
     @GetMapping("/departments")
     public ResponseEntity<?> getDepartmentList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         Map<String, Object> serviceResult = adminService.getDepartmentList(params);
 
         int total = ((Number) serviceResult.get("total")).intValue();
 
         Map<String, Object> data = new HashMap<>();
         data.put("departments", serviceResult.get("departments"));
-        data.put("flatList", serviceResult.get("flatList"));
+        data.put("flat_list", serviceResult.get("flat_list"));
 
         Map<String, Object> response = new HashMap<>();
         response.put("success", true);
         response.put("data", data);
         response.put("message", "부서 목록 조회 성공");
         response.put("total", total);
-        response.put("totalCount", total);
+        response.put("total_count", total);
         return ResponseEntity.ok(response);
     }
 
@@ -402,7 +402,7 @@ public class AdminController {
      */
     @GetMapping("/user-locale")
     public ResponseEntity<ApiResponse<Object>> getUserLocale(
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> row = adminService.getUserLocale(userId);
         Object locale = row.getOrDefault("locale", "KR");
         return ResponseEntity.ok(ApiResponse.success(locale, "사용자 로케일 조회 성공"));
@@ -414,7 +414,7 @@ public class AdminController {
      */
     @PostMapping("/user-locale")
     public ResponseEntity<ApiResponse<Object>> setUserLocale(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         String locale = (String) body.get("locale");
         if (locale == null || locale.isBlank()) {

backend-spring/src/main/java/com/erp/controller/AiAssistantProxyController.java

@@ -21,7 +21,7 @@ public class AiAssistantProxyController {
     @GetMapping("/api/ai/v1/status")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getStatus() {
         Map<String, Object> result = new HashMap<>();
-        result.put("serviceUrl", "http://127.0.0.1:3100");
+        result.put("service_url", "http://127.0.0.1:3100");
         result.put("status", "ok");
         result.put("message", "AI 어시스턴트 프록시 서비스가 구성되었습니다.");
         return ResponseEntity.ok(ApiResponse.success(result));

backend-spring/src/main/java/com/erp/controller/AnalyticsReportController.java

@@ -19,49 +19,49 @@ public class AnalyticsReportController {
 
     @GetMapping("/production/data")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getProductionReportData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(analyticsReportService.getProductionReportData(params)));
     }
 
     @GetMapping("/inventory/data")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getInventoryReportData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(analyticsReportService.getInventoryReportData(params)));
     }
 
     @GetMapping("/purchase/data")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getPurchaseReportData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(analyticsReportService.getPurchaseReportData(params)));
     }
 
     @GetMapping("/quality/data")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getQualityReportData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(analyticsReportService.getQualityReportData(params)));
     }
 
     @GetMapping("/equipment/data")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getEquipmentReportData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(analyticsReportService.getEquipmentReportData(params)));
     }
 
     @GetMapping("/mold/data")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMoldReportData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(analyticsReportService.getMoldReportData(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/ApprovalController.java

@@ -27,19 +27,19 @@ public class ApprovalController {
     @GetMapping("/definitions")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDefinitions(
             @RequestParam Map<String, Object> params,
-            @RequestAttribute("companyCode") String companyCode) {
-        params.put("companyCode", companyCode);
+            @RequestAttribute("company_code") String companyCode) {
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(approvalService.getDefinitions(params)));
     }
 
     @GetMapping("/definitions/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDefinition(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("definitionId", id);
-            params.put("companyCode",  companyCode);
+            params.put("definition_id", id);
+            params.put("company_code",  companyCode);
             return ResponseEntity.ok(ApiResponse.success(approvalService.getDefinition(params)));
         } catch (IllegalArgumentException e) {
             return ResponseEntity.status(404).body(ApiResponse.error(e.getMessage()));
@@ -49,12 +49,12 @@ public class ApprovalController {
     @PostMapping("/definitions")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDefinition(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         if (body.get("definition_name") == null)
             return ResponseEntity.status(400).body(ApiResponse.error("결재 유형명은 필수입니다."));
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(approvalService.createDefinition(body), "결재 유형이 생성되었습니다."));
@@ -68,11 +68,11 @@ public class ApprovalController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateDefinition(
             @PathVariable Long id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("definitionId", id);
-        body.put("companyCode",  companyCode);
-        body.put("userId",       userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("definition_id", id);
+        body.put("company_code",  companyCode);
+        body.put("user_id",       userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(approvalService.updateDefinition(body), "결재 유형이 수정되었습니다."));
         } catch (IllegalArgumentException e) {
@@ -86,10 +86,10 @@ public class ApprovalController {
     @DeleteMapping("/definitions/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteDefinition(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("definitionId", id);
-        params.put("companyCode",  companyCode);
+        params.put("definition_id", id);
+        params.put("company_code",  companyCode);
         try {
             approvalService.deleteDefinition(params);
             return ResponseEntity.ok(ApiResponse.success(null, "결재 유형이 삭제되었습니다."));
@@ -108,19 +108,19 @@ public class ApprovalController {
     @GetMapping("/templates")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTemplates(
             @RequestParam Map<String, Object> params,
-            @RequestAttribute("companyCode") String companyCode) {
-        params.put("companyCode", companyCode);
+            @RequestAttribute("company_code") String companyCode) {
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(approvalService.getTemplates(params)));
     }
 
     @GetMapping("/templates/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTemplate(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("templateId",  id);
-            params.put("companyCode", companyCode);
+            params.put("template_id",  id);
+            params.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(approvalService.getTemplate(params)));
         } catch (IllegalArgumentException e) {
             return ResponseEntity.status(404).body(ApiResponse.error(e.getMessage()));
@@ -130,12 +130,12 @@ public class ApprovalController {
     @PostMapping("/templates")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createTemplate(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         if (body.get("template_name") == null)
             return ResponseEntity.status(400).body(ApiResponse.error("템플릿명은 필수입니다."));
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(approvalService.createTemplate(body), "결재선 템플릿이 생성되었습니다."));
@@ -149,11 +149,11 @@ public class ApprovalController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateTemplate(
             @PathVariable Long id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("templateId",  id);
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("template_id",  id);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(approvalService.updateTemplate(body), "결재선 템플릿이 수정되었습니다."));
         } catch (IllegalArgumentException e) {
@@ -167,10 +167,10 @@ public class ApprovalController {
     @DeleteMapping("/templates/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteTemplate(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("templateId",  id);
-        params.put("companyCode", companyCode);
+        params.put("template_id",  id);
+        params.put("company_code", companyCode);
         try {
             approvalService.deleteTemplate(params);
             return ResponseEntity.ok(ApiResponse.success(null, "결재선 템플릿이 삭제되었습니다."));
@@ -189,21 +189,21 @@ public class ApprovalController {
     @GetMapping("/requests")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getRequests(
             @RequestParam Map<String, Object> params,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        params.put("companyCode", companyCode);
-        params.put("userId",      userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        params.put("company_code", companyCode);
+        params.put("user_id",      userId);
         return ResponseEntity.ok(ApiResponse.success(approvalService.getRequests(params)));
     }
 
     @GetMapping("/requests/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getRequest(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("requestId",  id);
-            params.put("companyCode", companyCode);
+            params.put("request_id",  id);
+            params.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(approvalService.getRequest(params)));
         } catch (IllegalArgumentException e) {
             return ResponseEntity.status(404).body(ApiResponse.error(e.getMessage()));
@@ -213,10 +213,10 @@ public class ApprovalController {
     @PostMapping("/requests")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createRequest(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(approvalService.createRequest(body), "결재 요청이 생성되었습니다."));
@@ -231,12 +231,12 @@ public class ApprovalController {
     @PostMapping("/requests/{id}/cancel")
     public ResponseEntity<ApiResponse<Void>> cancelRequest(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("requestId",  id);
-        params.put("companyCode", companyCode);
-        params.put("userId",     userId);
+        params.put("request_id",  id);
+        params.put("company_code", companyCode);
+        params.put("user_id",     userId);
         try {
             approvalService.cancelRequest(params);
             return ResponseEntity.ok(ApiResponse.success(null, "결재 요청이 회수되었습니다."));
@@ -252,13 +252,13 @@ public class ApprovalController {
     public ResponseEntity<ApiResponse<Void>> postApprove(
             @PathVariable Long id,
             @RequestBody(required = false) Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
         if (body != null) params.putAll(body);
-        params.put("requestId",  id);
-        params.put("companyCode", companyCode);
-        params.put("userId",     userId);
+        params.put("request_id",  id);
+        params.put("company_code", companyCode);
+        params.put("user_id",     userId);
         try {
             approvalService.postApprove(params);
             return ResponseEntity.ok(ApiResponse.success(null, "후결 처리가 완료되었습니다."));
@@ -276,11 +276,11 @@ public class ApprovalController {
 
     @GetMapping("/my-pending")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMyPendingLines(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("userId",      userId);
+        params.put("company_code", companyCode);
+        params.put("user_id",      userId);
         return ResponseEntity.ok(ApiResponse.success(approvalService.getMyPendingLines(params)));
     }
 
@@ -288,16 +288,16 @@ public class ApprovalController {
     public ResponseEntity<ApiResponse<Void>> processApproval(
             @PathVariable Long lineId,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         String action = (String) body.get("action");
         if (!List.of("approved", "rejected").contains(action))
             return ResponseEntity.status(400).body(ApiResponse.error("액션은 approved 또는 rejected여야 합니다."));
 
         Map<String, Object> params = new HashMap<>(body);
-        params.put("lineId",     lineId);
-        params.put("companyCode", companyCode);
-        params.put("userId",     userId);
+        params.put("line_id",     lineId);
+        params.put("company_code", companyCode);
+        params.put("user_id",     userId);
         try {
             approvalService.processApproval(params);
             String msg = "approved".equals(action) ? "승인 처리되었습니다." : "반려 처리되었습니다.";
@@ -320,26 +320,26 @@ public class ApprovalController {
     @GetMapping("/proxy-settings/check/{targetUserId}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> checkActiveProxy(
             @PathVariable String targetUserId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("userId",      targetUserId);
-        params.put("companyCode", companyCode);
+        params.put("user_id",      targetUserId);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(approvalService.checkActiveProxy(params)));
     }
 
     @GetMapping("/proxy-settings")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getProxySettings(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(approvalService.getProxySettings(params)));
     }
 
     @PostMapping("/proxy-settings")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createProxySetting(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
-        body.put("companyCode", companyCode);
+            @RequestAttribute("company_code") String companyCode) {
+        body.put("company_code", companyCode);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(approvalService.createProxySetting(body), "대결 위임이 생성되었습니다."));
@@ -355,9 +355,9 @@ public class ApprovalController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateProxySetting(
             @PathVariable Long id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         body.put("id",          id);
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         try {
             return ResponseEntity.ok(ApiResponse.success(approvalService.updateProxySetting(body), "대결 위임이 수정되었습니다."));
         } catch (IllegalArgumentException e) {
@@ -371,10 +371,10 @@ public class ApprovalController {
     @DeleteMapping("/proxy-settings/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteProxySetting(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         try {
             approvalService.deleteProxySetting(params);
             return ResponseEntity.ok(ApiResponse.success(null, "대결 위임이 삭제되었습니다."));

backend-spring/src/main/java/com/erp/controller/AuditLogController.java

@@ -27,7 +27,7 @@ public class AuditLogController {
      */
     @GetMapping
     public ResponseEntity<Map<String, Object>> getAuditLogs(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
             @RequestParam Map<String, Object> queryParams) {
 
@@ -35,11 +35,11 @@ public class AuditLogController {
 
         // SUPER_ADMIN: 쿼리 파라미터 companyCode 사용(없으면 전체); 일반: JWT companyCode 강제 적용
         String filterCompany = isSuperAdmin
-                ? (String) queryParams.get("companyCode")
+                ? (String) queryParams.get("company_code")
                 : companyCode;
 
         Map<String, Object> filters = new HashMap<>(queryParams);
-        filters.put("filterCompany", filterCompany);
+        filters.put("filter_company", filterCompany);
 
         int page = toInt(queryParams.get("page"), 1);
         int limit = toInt(queryParams.get("limit"), 50);
@@ -63,9 +63,9 @@ public class AuditLogController {
      */
     @GetMapping("/stats")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getAuditLogStats(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestParam(value = "companyCode", required = false) String queryCompanyCode,
+            @RequestParam(value = "company_code", required = false) String queryCompanyCode,
             @RequestParam(required = false, defaultValue = "30") int days) {
 
         boolean isSuperAdmin = isSuperAdmin(role);
@@ -81,9 +81,9 @@ public class AuditLogController {
      */
     @GetMapping("/users")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAuditLogUsers(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestParam(value = "companyCode", required = false) String queryCompanyCode) {
+            @RequestParam(value = "company_code", required = false) String queryCompanyCode) {
 
         boolean isSuperAdmin = isSuperAdmin(role);
         String targetCompany = isSuperAdmin ? queryCompanyCode : companyCode;
@@ -98,14 +98,14 @@ public class AuditLogController {
      */
     @PostMapping
     public ResponseEntity<ApiResponse<Void>> createAuditLog(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestAttribute("role") String role,
             @RequestBody Map<String, Object> body,
             HttpServletRequest request) {
 
         String action = (String) body.get("action");
-        String resourceType = (String) body.get("resourceType");
+        String resourceType = (String) body.get("resource_type");
 
         if (action == null || action.isBlank() || resourceType == null || resourceType.isBlank()) {
             return ResponseEntity.badRequest()
@@ -113,17 +113,17 @@ public class AuditLogController {
         }
 
         Map<String, Object> params = new HashMap<>(body);
-        params.put("companyCode", companyCode);
-        params.put("userId", userId);
+        params.put("company_code", companyCode);
+        params.put("user_id", userId);
         // userName: request attribute(JWT) → body fallback
-        if (!params.containsKey("userName")) {
-            Object userName = request.getAttribute("userName");
+        if (!params.containsKey("user_name")) {
+            Object userName = request.getAttribute("user_name");
             if (userName != null) {
-                params.put("userName", userName);
+                params.put("user_name", userName);
             }
         }
-        params.put("ipAddress", resolveClientIp(request));
-        params.put("requestPath", request.getRequestURI());
+        params.put("ip_address", resolveClientIp(request));
+        params.put("request_path", request.getRequestURI());
 
         auditLogService.insertAuditLog(params);
         return ResponseEntity.ok(ApiResponse.success(null));

backend-spring/src/main/java/com/erp/controller/AuthController.java

@@ -29,7 +29,7 @@ public class AuthController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> login(
             @RequestBody Map<String, Object> body,
             HttpServletRequest request) {
-        String userId = (String) body.get("userId");
+        String userId = (String) body.get("user_id");
         String password = (String) body.get("password");
 
         if (!StringUtils.hasText(userId) || !StringUtils.hasText(password)) {
@@ -38,13 +38,13 @@ public class AuthController {
         }
 
         Map<String, Object> params = new HashMap<>(body);
-        params.put("remoteAddr", getRemoteAddr(request));
+        params.put("remote_addr", getRemoteAddr(request));
 
         Map<String, Object> result = authService.login(params);
 
-        if (Boolean.TRUE.equals(result.get("loginFailed"))) {
+        if (Boolean.TRUE.equals(result.get("login_failed"))) {
             return ResponseEntity.status(401)
-                    .body(ApiResponse.error((String) result.get("errorReason")));
+                    .body(ApiResponse.error((String) result.get("error_reason")));
         }
 
         return ResponseEntity.ok(ApiResponse.success(result, "로그인 성공"));
@@ -125,7 +125,7 @@ public class AuthController {
             return ResponseEntity.status(401).body(ApiResponse.error("인증 토큰이 필요합니다."));
         }
 
-        String companyCode = (String) body.get("companyCode");
+        String companyCode = (String) body.get("company_code");
         if (!StringUtils.hasText(companyCode)) {
             return ResponseEntity.badRequest().body(ApiResponse.error("전환할 회사 코드가 필요합니다."));
         }
@@ -143,12 +143,12 @@ public class AuthController {
      */
     @PostMapping("/signup")
     public ResponseEntity<ApiResponse<Void>> signup(@RequestBody Map<String, Object> body) {
-        String userId = (String) body.get("userId");
+        String userId = (String) body.get("user_id");
         String password = (String) body.get("password");
-        String userName = (String) body.get("userName");
-        String phoneNumber = (String) body.get("phoneNumber");
-        String licenseNumber = (String) body.get("licenseNumber");
-        String vehicleNumber = (String) body.get("vehicleNumber");
+        String userName = (String) body.get("user_name");
+        String phoneNumber = (String) body.get("phone_number");
+        String licenseNumber = (String) body.get("license_number");
+        String vehicleNumber = (String) body.get("vehicle_number");
 
         if (!StringUtils.hasText(userId) || !StringUtils.hasText(password)
                 || !StringUtils.hasText(userName) || !StringUtils.hasText(phoneNumber)

backend-spring/src/main/java/com/erp/controller/BarcodeLabelController.java

@@ -18,9 +18,9 @@ public class BarcodeLabelController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBarcodeLabelList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(barcodeLabelService.getBarcodeLabelList(params)));
     }
 
@@ -55,11 +55,11 @@ public class BarcodeLabelController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertBarcodeLabel(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("createdBy", userId);
+        body.put("company_code", companyCode);
+        body.put("created_by", userId);
         Map<String, Object> result = barcodeLabelService.insertBarcodeLabel(body);
         return ResponseEntity.status(201).body(ApiResponse.success(result, "라벨이 생성되었습니다."));
     }
@@ -67,11 +67,11 @@ public class BarcodeLabelController {
     @PostMapping("/{labelId}/copy")
     public ResponseEntity<ApiResponse<Map<String, Object>>> copyBarcodeLabel(
             @PathVariable String labelId,
-            @RequestAttribute(value = "userId", required = false) String userId) {
+            @RequestAttribute(value = "user_id", required = false) String userId) {
         String newLabelId = barcodeLabelService.copyBarcodeLabel(labelId, userId);
         if (newLabelId == null) return ResponseEntity.status(404).body(ApiResponse.error("복사할 라벨을 찾을 수 없습니다."));
         Map<String, Object> result = new HashMap<>();
-        result.put("labelId", newLabelId);
+        result.put("label_id", newLabelId);
         return ResponseEntity.status(201).body(ApiResponse.success(result, "라벨이 복사되었습니다."));
     }
 
@@ -87,7 +87,7 @@ public class BarcodeLabelController {
     @PutMapping("/{labelId}/layout")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveBarcodeLabelLayout(
             @PathVariable String labelId,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         barcodeLabelService.saveBarcodeLabelLayout(labelId, body, userId);
         return ResponseEntity.ok(ApiResponse.success(null, "레이아웃이 저장되었습니다."));

backend-spring/src/main/java/com/erp/controller/BatchController.java

@@ -18,28 +18,28 @@ public class BatchController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchService.getBatchList(params)));
     }
 
     @GetMapping("/connections")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getConnections(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(batchService.getConnections(companyCode)));
     }
 
     @GetMapping("/connections/{type}/tables")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTablesByType(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String type) {
         return ResponseEntity.ok(ApiResponse.success(batchService.getTables(type, null)));
     }
 
     @GetMapping("/connections/{type}/{connectionId}/tables")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTablesByTypeAndId(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String type,
             @PathVariable Long connectionId) {
         return ResponseEntity.ok(ApiResponse.success(batchService.getTables(type, connectionId)));
@@ -47,7 +47,7 @@ public class BatchController {
 
     @GetMapping("/connections/{type}/tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getColumnsByType(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String type,
             @PathVariable String tableName) {
         return ResponseEntity.ok(ApiResponse.success(batchService.getColumns(type, null, tableName)));
@@ -55,7 +55,7 @@ public class BatchController {
 
     @GetMapping("/connections/{type}/{connectionId}/tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getColumnsByTypeAndId(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String type,
             @PathVariable Long connectionId,
             @PathVariable String tableName) {
@@ -64,10 +64,10 @@ public class BatchController {
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         Map<String, Object> result = batchService.getBatchInfo(params);
         if (result == null) {
@@ -78,10 +78,10 @@ public class BatchController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertBatch(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("created_by", userId);
         body.put("updated_by", userId);
         Map<String, Object> created = batchService.insertBatch(body);
@@ -90,11 +90,11 @@ public class BatchController {
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateBatch(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("updated_by", userId);
         body.put("id", id);
         Map<String, Object> updated = batchService.updateBatch(body);
@@ -103,12 +103,12 @@ public class BatchController {
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteBatch(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("updatedBy", userId);
+        params.put("company_code", companyCode);
+        params.put("updated_by", userId);
         params.put("id", id);
         batchService.deleteBatch(params);
         return ResponseEntity.ok(ApiResponse.success(null, "배치 설정이 성공적으로 삭제되었습니다."));

backend-spring/src/main/java/com/erp/controller/BatchExecutionLogController.java

@@ -16,65 +16,65 @@ public class BatchExecutionLogController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchExecutionLogList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchExecutionLogService.getBatchExecutionLogList(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchExecutionLogInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(batchExecutionLogService.getBatchExecutionLogInfo(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertBatchExecutionLog(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchExecutionLogService.insertBatchExecutionLog(body)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateBatchExecutionLog(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(batchExecutionLogService.updateBatchExecutionLog(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteBatchExecutionLog(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(batchExecutionLogService.deleteBatchExecutionLog(params)));
     }
 
     @GetMapping("/latest/{batchConfigId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchExecutionLogLatest(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long batchConfigId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("batchConfigId", batchConfigId);
+        params.put("company_code", companyCode);
+        params.put("batch_config_id", batchConfigId);
         return ResponseEntity.ok(ApiResponse.success(batchExecutionLogService.getBatchExecutionLogLatest(params)));
     }
 
     @GetMapping("/stats")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchExecutionLogStats(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchExecutionLogService.getBatchExecutionLogStats(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/BatchManagementController.java

@@ -22,9 +22,9 @@ public class BatchManagementController {
     /** GET /api/batch-management/stats — 배치 대시보드 통계 */
     @GetMapping("/stats")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchStats(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchManagementService.getBatchStats(params)));
     }
 
@@ -33,9 +33,9 @@ public class BatchManagementController {
     /** GET /api/batch-management/node-flows — 배치 설정에서 노드 플로우 선택용 목록 */
     @GetMapping("/node-flows")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getNodeFlows(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchManagementService.getNodeFlows(params)));
     }
 
@@ -44,7 +44,7 @@ public class BatchManagementController {
     /** GET /api/batch-management/connections — 사용 가능한 커넥션 목록 조회 */
     @GetMapping("/connections")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAvailableConnections(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 batchManagementService.getAvailableConnections(companyCode)));
     }
@@ -52,7 +52,7 @@ public class BatchManagementController {
     /** GET /api/batch-management/connections/:type/tables — 내부 DB 테이블 목록 */
     @GetMapping("/connections/{type}/tables")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTablesFromConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String type) {
         return ResponseEntity.ok(ApiResponse.success(
                 batchManagementService.getTablesFromConnection(type, null, companyCode)));
@@ -61,7 +61,7 @@ public class BatchManagementController {
     /** GET /api/batch-management/connections/:type/:id/tables — 외부 DB 테이블 목록 */
     @GetMapping("/connections/{type}/{id}/tables")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTablesFromExternalConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String type,
             @PathVariable Long id) {
         return ResponseEntity.ok(ApiResponse.success(
@@ -71,7 +71,7 @@ public class BatchManagementController {
     /** GET /api/batch-management/connections/:type/tables/:tableName/columns — 내부 DB 컬럼 정보 */
     @GetMapping("/connections/{type}/tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTableColumns(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String type,
             @PathVariable String tableName) {
         return ResponseEntity.ok(ApiResponse.success(
@@ -81,7 +81,7 @@ public class BatchManagementController {
     /** GET /api/batch-management/connections/:type/:id/tables/:tableName/columns — 외부 DB 컬럼 정보 */
     @GetMapping("/connections/{type}/{id}/tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getExternalTableColumns(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String type,
             @PathVariable Long id,
             @PathVariable String tableName) {
@@ -94,9 +94,9 @@ public class BatchManagementController {
     /** POST /api/batch-management/batch-configs — 배치 설정 생성 */
     @PostMapping("/batch-configs")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertBatchConfig(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         Map<String, Object> result = batchManagementService.insertBatchConfig(body);
         return ResponseEntity.status(201).body(ApiResponse.success(result, "배치 설정이 성공적으로 생성되었습니다."));
     }
@@ -104,19 +104,19 @@ public class BatchManagementController {
     /** GET /api/batch-management/batch-configs — 배치 설정 목록 조회 */
     @GetMapping("/batch-configs")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchConfigList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchManagementService.getBatchConfigList(params)));
     }
 
     /** GET /api/batch-management/batch-configs/:id — 특정 배치 설정 조회 */
     @GetMapping("/batch-configs/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBatchConfigInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         Map<String, Object> result = batchManagementService.getBatchConfigInfo(params);
         if (result == null) {
@@ -128,32 +128,32 @@ public class BatchManagementController {
     /** GET /api/batch-management/batch-configs/:id/sparkline — 최근 24시간 1시간 단위 실행 집계 */
     @GetMapping("/batch-configs/{id}/sparkline")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getBatchSparkline(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("batchConfigId", id);
+        params.put("company_code", companyCode);
+        params.put("batch_config_id", id);
         return ResponseEntity.ok(ApiResponse.success(batchManagementService.getBatchSparkline(params)));
     }
 
     /** GET /api/batch-management/batch-configs/:id/recent-logs — 최근 실행 로그 (최대 20건) */
     @GetMapping("/batch-configs/{id}/recent-logs")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getBatchRecentLogs(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("batchConfigId", id);
+        params.put("company_code", companyCode);
+        params.put("batch_config_id", id);
         return ResponseEntity.ok(ApiResponse.success(batchManagementService.getBatchRecentLogs(params)));
     }
 
     /** PUT /api/batch-management/batch-configs/:id — 배치 설정 업데이트 */
     @PutMapping("/batch-configs/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateBatchConfig(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 batchManagementService.updateBatchConfig(body), "배치 설정이 성공적으로 업데이트되었습니다."));
@@ -162,10 +162,10 @@ public class BatchManagementController {
     /** POST /api/batch-management/batch-configs/:id/execute — 배치 수동 실행 */
     @PostMapping("/batch-configs/{id}/execute")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeBatchConfig(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 batchManagementService.executeBatchConfig(params), "배치가 성공적으로 실행되었습니다."));
@@ -176,18 +176,18 @@ public class BatchManagementController {
     /** POST /api/batch-management/rest-api/preview — REST API 데이터 미리보기 */
     @PostMapping("/rest-api/preview")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewRestApiData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchManagementService.previewRestApiData(body)));
     }
 
     /** POST /api/batch-management/rest-api/save — REST API 배치 저장 */
     @PostMapping("/rest-api/save")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveRestApiBatch(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 batchManagementService.saveRestApiBatch(body), "REST API 배치가 성공적으로 저장되었습니다."));
     }
@@ -197,9 +197,9 @@ public class BatchManagementController {
     /** GET /api/batch-management/auth-services — 인증 토큰 서비스명 목록 조회 */
     @GetMapping("/auth-services")
     public ResponseEntity<ApiResponse<List<String>>> getAuthServiceNames(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(batchManagementService.getAuthServiceNames(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/BomController.java

@@ -23,46 +23,46 @@ public class BomController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBomList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(bomService.getBomList(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getBomInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(bomService.getBomInfo(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertBom(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(bomService.insertBom(body)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateBom(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(bomService.updateBom(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteBom(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(bomService.deleteBom(params)));
     }
@@ -82,15 +82,15 @@ public class BomController {
 
     @GetMapping("/{bomId}/history")
     public ResponseEntity<ApiResponse<Object>> getBomHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String bomId) {
         return ResponseEntity.ok(ApiResponse.success(bomService.getBomHistory(bomId, companyCode)));
     }
 
     @PostMapping("/{bomId}/history")
     public ResponseEntity<ApiResponse<Object>> addBomHistory(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String bomId,
             @RequestBody Map<String, Object> body) {
         if (body.get("change_type") == null) {
@@ -104,32 +104,32 @@ public class BomController {
 
     @GetMapping("/{bomId}/versions")
     public ResponseEntity<ApiResponse<Object>> getBomVersions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String bomId) {
         return ResponseEntity.ok(ApiResponse.success(bomService.getBomVersions(bomId, companyCode)));
     }
 
     @PostMapping("/{bomId}/versions")
     public ResponseEntity<ApiResponse<Object>> createBomVersion(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String bomId,
             @RequestBody(required = false) Map<String, Object> body) {
-        String versionName = body != null && body.get("versionName") != null ? String.valueOf(body.get("versionName")) : null;
+        String versionName = body != null && body.get("version_name") != null ? String.valueOf(body.get("version_name")) : null;
         return ResponseEntity.ok(ApiResponse.success(bomService.createBomVersion(bomId, companyCode, userId, versionName)));
     }
 
     @PostMapping("/{bomId}/initialize-version")
     public ResponseEntity<ApiResponse<Object>> initializeBomVersion(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String bomId) {
         return ResponseEntity.ok(ApiResponse.success(bomService.initializeBomVersion(bomId, companyCode, userId)));
     }
 
     @PostMapping("/{bomId}/versions/{versionId}/load")
     public ResponseEntity<ApiResponse<Object>> loadBomVersion(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String bomId,
             @PathVariable String versionId) {
         return ResponseEntity.ok(ApiResponse.success(bomService.loadBomVersion(bomId, versionId, companyCode)));
@@ -158,8 +158,8 @@ public class BomController {
     @PostMapping("/excel-upload")
     @SuppressWarnings("unchecked")
     public ResponseEntity<ApiResponse<Object>> createBomFromExcel(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         List<Map<String, Object>> rows = (List<Map<String, Object>>) body.get("rows");
         if (rows == null || rows.isEmpty()) {
@@ -172,22 +172,22 @@ public class BomController {
     @PostMapping("/{bomId}/excel-upload-version")
     @SuppressWarnings("unchecked")
     public ResponseEntity<ApiResponse<Object>> createBomVersionFromExcel(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String bomId,
             @RequestBody Map<String, Object> body) {
         List<Map<String, Object>> rows = (List<Map<String, Object>>) body.get("rows");
         if (rows == null || rows.isEmpty()) {
             return ResponseEntity.ok(ApiResponse.error("업로드할 데이터가 없습니다"));
         }
-        String versionName = body.get("versionName") != null ? String.valueOf(body.get("versionName")) : null;
+        String versionName = body.get("version_name") != null ? String.valueOf(body.get("version_name")) : null;
         Map<String, Object> result = bomService.createBomVersionFromExcel(bomId, companyCode, userId, rows, versionName);
         return ResponseEntity.ok(ApiResponse.success(result));
     }
 
     @GetMapping("/{bomId}/excel-download")
     public ResponseEntity<ApiResponse<Object>> downloadBomExcelData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String bomId) {
         return ResponseEntity.ok(ApiResponse.success(bomService.downloadBomExcelData(bomId, companyCode)));
     }

backend-spring/src/main/java/com/erp/controller/BookingController.java

@@ -49,8 +49,8 @@ public class BookingController {
             @RequestBody(required = false) Map<String, Object> body) {
         Map<String, Object> params = new LinkedHashMap<>();
         params.put("id", id);
-        if (body != null && body.containsKey("rejectionReason")) {
-            params.put("rejectionReason", body.get("rejectionReason"));
+        if (body != null && body.containsKey("rejection_reason")) {
+            params.put("rejection_reason", body.get("rejection_reason"));
         }
         return ResponseEntity.ok(ApiResponse.success(bookingService.rejectBooking(params)));
     }

backend-spring/src/main/java/com/erp/controller/ButtonActionStandardController.java

@@ -47,7 +47,7 @@ public class ButtonActionStandardController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> getButtonAction(
             @PathVariable String actionType) {
         Map<String, Object> params = new HashMap<>();
-        params.put("actionType", actionType);
+        params.put("action_type", actionType);
         Map<String, Object> data = buttonActionStandardService.getButtonAction(params);
         if (data == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -62,7 +62,7 @@ public class ButtonActionStandardController {
      */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createButtonAction(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         // 필수 필드 검증
         if (body.get("action_type") == null || body.get("action_name") == null) {
@@ -72,7 +72,7 @@ public class ButtonActionStandardController {
         body.put("created_by", userId);
         body.put("updated_by", userId);
         // selectButtonActionByType 에서 actionType 키 사용
-        body.put("actionType", body.get("action_type"));
+        body.put("action_type", body.get("action_type"));
 
         Map<String, Object> data = buttonActionStandardService.createButtonAction(body);
         return ResponseEntity.status(HttpStatus.CREATED)
@@ -85,9 +85,9 @@ public class ButtonActionStandardController {
      */
     @PutMapping("/sort-order/bulk")
     public ResponseEntity<ApiResponse<Void>> updateButtonActionSortOrder(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        Object raw = body.get("buttonActions");
+        Object raw = body.get("button_actions");
         if (!(raw instanceof List)) {
             return ResponseEntity.status(HttpStatus.BAD_REQUEST)
                     .body(ApiResponse.error("유효하지 않은 데이터 형식입니다."));
@@ -105,9 +105,9 @@ public class ButtonActionStandardController {
     @PutMapping("/{actionType}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateButtonAction(
             @PathVariable String actionType,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("actionType", actionType);
+        body.put("action_type", actionType);
         body.put("updated_by", userId);
         Map<String, Object> data = buttonActionStandardService.updateButtonAction(body);
         if (data == null) {
@@ -125,7 +125,7 @@ public class ButtonActionStandardController {
     public ResponseEntity<ApiResponse<Void>> deleteButtonAction(
             @PathVariable String actionType) {
         Map<String, Object> params = new HashMap<>();
-        params.put("actionType", actionType);
+        params.put("action_type", actionType);
         boolean deleted = buttonActionStandardService.deleteButtonAction(params);
         if (!deleted) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)

backend-spring/src/main/java/com/erp/controller/ButtonDataflowController.java

@@ -66,7 +66,7 @@ public class ButtonDataflowController {
     /** GET /diagrams */
     @GetMapping("/diagrams")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAvailableDiagrams(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             if (companyCode == null || companyCode.isBlank()) {
                 return ResponseEntity.status(400).body(ApiResponse.error("회사 코드가 필요합니다."));
@@ -82,7 +82,7 @@ public class ButtonDataflowController {
     @GetMapping("/diagrams/{diagramId}/relationships")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDiagramRelationships(
             @PathVariable int diagramId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             if (companyCode == null || companyCode.isBlank()) {
                 return ResponseEntity.status(400).body(ApiResponse.error("회사 코드가 필요합니다."));
@@ -103,7 +103,7 @@ public class ButtonDataflowController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> getRelationshipPreview(
             @PathVariable int    diagramId,
             @PathVariable String relationshipId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             if (companyCode == null || companyCode.isBlank()) {
                 return ResponseEntity.status(400).body(ApiResponse.error("관계도 ID, 관계 ID, 회사 코드가 필요합니다."));
@@ -126,7 +126,7 @@ public class ButtonDataflowController {
     /** POST /execute-optimized (메인 최적화 실행) */
     @PostMapping("/execute-optimized")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeOptimizedButton(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
         return doExecuteOptimized(companyCode, body);
     }
@@ -134,7 +134,7 @@ public class ButtonDataflowController {
     /** POST /execute (레거시 — executeOptimized 와 동일) */
     @PostMapping("/execute")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeLegacy(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
         return doExecuteOptimized(companyCode, body);
     }
@@ -142,7 +142,7 @@ public class ButtonDataflowController {
     /** POST /execute-background (레거시 — executeOptimized 와 동일) */
     @PostMapping("/execute-background")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeBackground(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
         return doExecuteOptimized(companyCode, body);
     }
@@ -150,10 +150,10 @@ public class ButtonDataflowController {
     /** POST /execute-simple */
     @PostMapping("/execute-simple")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeSimpleDataflow(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
         try {
-            body.put("companyCode", companyCode);
+            body.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.executeSimpleDataflow(body)));
         } catch (Exception e) {
             log.error("단순 데이터플로우 실행 오류", e);
@@ -185,7 +185,7 @@ public class ButtonDataflowController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> getJoinRelationship(
             @PathVariable String mainTable,
             @PathVariable String detailTable,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             if (mainTable == null || detailTable == null) {
                 return ResponseEntity.status(400).body(ApiResponse.error("메인 테이블과 디테일 테이블이 필요합니다."));
@@ -205,13 +205,13 @@ public class ButtonDataflowController {
     private ResponseEntity<ApiResponse<Map<String, Object>>> doExecuteOptimized(
             String companyCode, Map<String, Object> body) {
         try {
-            String buttonId   = (String) body.get("buttonId");
-            String actionType = (String) body.get("actionType");
+            String buttonId   = (String) body.get("button_id");
+            String actionType = (String) body.get("action_type");
 
             if (buttonId == null || actionType == null) {
                 return ResponseEntity.status(400).body(ApiResponse.error("필수 파라미터가 누락되었습니다."));
             }
-            body.put("companyCode", companyCode);
+            body.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.executeOptimizedButton(body)));
         } catch (Exception e) {
             log.error("버튼 실행 오류", e);

backend-spring/src/main/java/com/erp/controller/CascadingAutoFillController.java

@@ -19,27 +19,27 @@ public class CascadingAutoFillController {
     // Pipeline api_test compatibility alias
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getGroupListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(cascadingAutoFillService.getCascadingAutoFillGroupList(params)));
     }
 
     @GetMapping("/groups")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getGroupList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(cascadingAutoFillService.getCascadingAutoFillGroupList(params)));
     }
 
     @GetMapping("/groups/{groupCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getGroupDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupCode", groupCode);
+        params.put("company_code", companyCode);
+        params.put("group_code", groupCode);
         Map<String, Object> result = cascadingAutoFillService.getCascadingAutoFillGroupDetail(params);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -50,20 +50,20 @@ public class CascadingAutoFillController {
 
     @PostMapping("/groups")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.status(HttpStatus.CREATED)
                 .body(ApiResponse.success(cascadingAutoFillService.insertCascadingAutoFillGroup(body)));
     }
 
     @PutMapping("/groups/{groupCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("groupCode", groupCode);
+        body.put("company_code", companyCode);
+        body.put("group_code", groupCode);
         Map<String, Object> result = cascadingAutoFillService.updateCascadingAutoFillGroup(body);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -74,11 +74,11 @@ public class CascadingAutoFillController {
 
     @DeleteMapping("/groups/{groupCode}")
     public ResponseEntity<ApiResponse<Void>> deleteGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupCode", groupCode);
+        params.put("company_code", companyCode);
+        params.put("group_code", groupCode);
         boolean deleted = cascadingAutoFillService.deleteCascadingAutoFillGroup(params);
         if (!deleted) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -89,11 +89,11 @@ public class CascadingAutoFillController {
 
     @GetMapping("/options/{groupCode}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMasterOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupCode", groupCode);
+        params.put("company_code", companyCode);
+        params.put("group_code", groupCode);
         List<Map<String, Object>> result = cascadingAutoFillService.getAutoFillMasterOptions(params);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -104,7 +104,7 @@ public class CascadingAutoFillController {
 
     @GetMapping("/data/{groupCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getAutoFillData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode,
             @RequestParam(required = false) String masterValue) {
         if (masterValue == null || masterValue.isBlank()) {
@@ -112,9 +112,9 @@ public class CascadingAutoFillController {
                     .body(ApiResponse.error("masterValue 파라미터가 필요합니다."));
         }
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupCode", groupCode);
-        params.put("masterValue", masterValue);
+        params.put("company_code", companyCode);
+        params.put("group_code", groupCode);
+        params.put("master_value", masterValue);
         Map<String, Object> result = cascadingAutoFillService.getAutoFillData(params);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)

backend-spring/src/main/java/com/erp/controller/CascadingConditionController.java

@@ -17,65 +17,65 @@ public class CascadingConditionController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingConditionListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(cascadingConditionService.getCascadingConditionList(params)));
     }
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingConditionList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(cascadingConditionService.getCascadingConditionList(params)));
     }
 
     @GetMapping("/filtered-options/{relationCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getFilteredOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String relationCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
-        params.put("relationCode", relationCode);
+        params.put("company_code", companyCode);
+        params.put("relation_code", relationCode);
         return ResponseEntity.ok(ApiResponse.success(cascadingConditionService.getFilteredOptions(params)));
     }
 
     @GetMapping("/{conditionId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingConditionInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long conditionId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("conditionId", conditionId);
+        params.put("company_code", companyCode);
+        params.put("condition_id", conditionId);
         return ResponseEntity.ok(ApiResponse.success(cascadingConditionService.getCascadingConditionInfo(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertCascadingCondition(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(cascadingConditionService.insertCascadingCondition(body)));
     }
 
     @PutMapping("/{conditionId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCascadingCondition(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long conditionId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("conditionId", conditionId);
+        body.put("company_code", companyCode);
+        body.put("condition_id", conditionId);
         return ResponseEntity.ok(ApiResponse.success(cascadingConditionService.updateCascadingCondition(body)));
     }
 
     @DeleteMapping("/{conditionId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteCascadingCondition(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long conditionId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("conditionId", conditionId);
+        params.put("company_code", companyCode);
+        params.put("condition_id", conditionId);
         return ResponseEntity.ok(ApiResponse.success(cascadingConditionService.deleteCascadingCondition(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/CascadingHierarchyController.java

@@ -19,27 +19,27 @@ public class CascadingHierarchyController {
     // Pipeline api_test compatibility alias
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getGroupListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(cascadingHierarchyService.getCascadingHierarchyGroupList(params)));
     }
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getGroupList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(cascadingHierarchyService.getCascadingHierarchyGroupList(params)));
     }
 
     @GetMapping("/{groupCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getGroupDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupCode", groupCode);
+        params.put("company_code", companyCode);
+        params.put("group_code", groupCode);
         Map<String, Object> result = cascadingHierarchyService.getCascadingHierarchyGroupDetail(params);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -50,24 +50,24 @@ public class CascadingHierarchyController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createGroup(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        if (userId != null) body.put("userId", userId);
+        body.put("company_code", companyCode);
+        if (userId != null) body.put("user_id", userId);
         return ResponseEntity.status(HttpStatus.CREATED)
                 .body(ApiResponse.success(cascadingHierarchyService.insertCascadingHierarchyGroup(body)));
     }
 
     @PutMapping("/{groupCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateGroup(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String groupCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("groupCode", groupCode);
-        if (userId != null) body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("group_code", groupCode);
+        if (userId != null) body.put("user_id", userId);
         Map<String, Object> result = cascadingHierarchyService.updateCascadingHierarchyGroup(body);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -78,11 +78,11 @@ public class CascadingHierarchyController {
 
     @DeleteMapping("/{groupCode}")
     public ResponseEntity<ApiResponse<Void>> deleteGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupCode", groupCode);
+        params.put("company_code", companyCode);
+        params.put("group_code", groupCode);
         boolean deleted = cascadingHierarchyService.deleteCascadingHierarchyGroup(params);
         if (!deleted) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -93,11 +93,11 @@ public class CascadingHierarchyController {
 
     @PostMapping("/{groupCode}/levels")
     public ResponseEntity<ApiResponse<Map<String, Object>>> addLevel(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("groupCode", groupCode);
+        body.put("company_code", companyCode);
+        body.put("group_code", groupCode);
         Map<String, Object> result = cascadingHierarchyService.addCascadingHierarchyLevel(body);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -108,11 +108,11 @@ public class CascadingHierarchyController {
 
     @PutMapping("/levels/{levelId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateLevel(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long levelId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("levelId", levelId);
+        body.put("company_code", companyCode);
+        body.put("level_id", levelId);
         Map<String, Object> result = cascadingHierarchyService.updateCascadingHierarchyLevel(body);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -123,11 +123,11 @@ public class CascadingHierarchyController {
 
     @DeleteMapping("/levels/{levelId}")
     public ResponseEntity<ApiResponse<Void>> deleteLevel(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long levelId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("levelId", levelId);
+        params.put("company_code", companyCode);
+        params.put("level_id", levelId);
         boolean deleted = cascadingHierarchyService.deleteCascadingHierarchyLevel(params);
         if (!deleted) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)
@@ -138,15 +138,15 @@ public class CascadingHierarchyController {
 
     @GetMapping("/{groupCode}/options/{levelOrder}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLevelOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String groupCode,
             @PathVariable Integer levelOrder,
             @RequestParam(required = false) String parentValue) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupCode", groupCode);
-        params.put("levelOrder", levelOrder);
-        if (parentValue != null) params.put("parentValue", parentValue);
+        params.put("company_code", companyCode);
+        params.put("group_code", groupCode);
+        params.put("level_order", levelOrder);
+        if (parentValue != null) params.put("parent_value", parentValue);
         Map<String, Object> result = cascadingHierarchyService.getLevelOptions(params);
         if (result == null) {
             return ResponseEntity.status(HttpStatus.NOT_FOUND)

backend-spring/src/main/java/com/erp/controller/CascadingMutualExclusionController.java

@@ -22,9 +22,9 @@ public class CascadingMutualExclusionController {
     /** GET /list — 목록 조회 (alias) */
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingMutualExclusionListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingMutualExclusionService.getCascadingMutualExclusionList(params)));
     }
@@ -32,9 +32,9 @@ public class CascadingMutualExclusionController {
     /** GET / — 목록 조회 */
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingMutualExclusionList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingMutualExclusionService.getCascadingMutualExclusionList(params)));
     }
@@ -42,10 +42,10 @@ public class CascadingMutualExclusionController {
     /** GET /{exclusionId} — 상세 조회 */
     @GetMapping("/{exclusionId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingMutualExclusionInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long exclusionId) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", exclusionId);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingMutualExclusionService.getCascadingMutualExclusionInfo(params)));
@@ -54,9 +54,9 @@ public class CascadingMutualExclusionController {
     /** POST / — 생성 */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertCascadingMutualExclusion(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingMutualExclusionService.insertCascadingMutualExclusion(body)));
     }
@@ -64,10 +64,10 @@ public class CascadingMutualExclusionController {
     /** PUT /{exclusionId} — 수정 */
     @PutMapping("/{exclusionId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCascadingMutualExclusion(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long exclusionId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", exclusionId);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingMutualExclusionService.updateCascadingMutualExclusion(body)));
@@ -76,10 +76,10 @@ public class CascadingMutualExclusionController {
     /** DELETE /{exclusionId} — 하드 삭제 */
     @DeleteMapping("/{exclusionId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteCascadingMutualExclusion(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long exclusionId) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", exclusionId);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingMutualExclusionService.deleteCascadingMutualExclusion(params)));
@@ -87,14 +87,14 @@ public class CascadingMutualExclusionController {
 
     /**
      * POST /validate/{exclusionCode} — 상호 배제 검증
-     * body: { "fieldValues": { "fieldA": "val1", "fieldB": "val1" } }
+     * body: { "field_values": { "field_a": "val1", "field_b": "val1" } }
      */
     @PostMapping("/validate/{exclusionCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> validateCascadingMutualExclusion(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String exclusionCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("code", exclusionCode);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingMutualExclusionService.validateCascadingMutualExclusion(body)));
@@ -106,15 +106,15 @@ public class CascadingMutualExclusionController {
      */
     @GetMapping("/options/{exclusionCode}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getExcludedOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String exclusionCode,
             @RequestParam(required = false) String currentField,
             @RequestParam(required = false) String selectedValues) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("code", exclusionCode);
-        params.put("currentField", currentField);
-        params.put("selectedValues", selectedValues);
+        params.put("current_field", currentField);
+        params.put("selected_values", selectedValues);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingMutualExclusionService.getExcludedOptions(params)));
     }

backend-spring/src/main/java/com/erp/controller/CascadingRelationController.java

@@ -22,9 +22,9 @@ public class CascadingRelationController {
     /** GET /api/cascading-relation/list — 목록 조회 (alias) */
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingRelationListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.getCascadingRelationList(params)));
     }
@@ -32,9 +32,9 @@ public class CascadingRelationController {
     /** GET /api/cascading-relation — 목록 조회 */
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingRelationList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.getCascadingRelationList(params)));
     }
@@ -42,10 +42,10 @@ public class CascadingRelationController {
     /** GET /api/cascading-relation/{id} — 상세 조회 */
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingRelationInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.getCascadingRelationInfo(params)));
@@ -54,10 +54,10 @@ public class CascadingRelationController {
     /** GET /api/cascading-relation/code/{code} — 코드로 단건 조회 */
     @GetMapping("/code/{code}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCascadingRelationByCode(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String code) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("code", code);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.getCascadingRelationByCode(params)));
@@ -69,10 +69,10 @@ public class CascadingRelationController {
      */
     @GetMapping("/parent-options/{code}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getParentOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String code) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("code", code);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.getParentOptions(params)));
@@ -84,15 +84,15 @@ public class CascadingRelationController {
      */
     @GetMapping("/options/{code}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCascadingOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String code,
             @RequestParam(required = false) String parentValue,
             @RequestParam(required = false) String parentValues) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("code", code);
-        params.put("parentValue", parentValue);
-        params.put("parentValues", parentValues);
+        params.put("parent_value", parentValue);
+        params.put("parent_values", parentValues);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.getCascadingOptions(params)));
     }
@@ -100,11 +100,11 @@ public class CascadingRelationController {
     /** POST /api/cascading-relation — 생성 */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertCascadingRelation(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("userId", userId != null ? userId : "system");
+        body.put("company_code", companyCode);
+        body.put("user_id", userId != null ? userId : "system");
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.insertCascadingRelation(body)));
     }
@@ -112,12 +112,12 @@ public class CascadingRelationController {
     /** PUT /api/cascading-relation/{id} — 수정 */
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCascadingRelation(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("userId", userId != null ? userId : "system");
+        body.put("company_code", companyCode);
+        body.put("user_id", userId != null ? userId : "system");
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.updateCascadingRelation(body)));
@@ -126,12 +126,12 @@ public class CascadingRelationController {
     /** DELETE /api/cascading-relation/{id} — 소프트 삭제 (is_active = 'N') */
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteCascadingRelation(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable Long id) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("userId", userId != null ? userId : "system");
+        params.put("company_code", companyCode);
+        params.put("user_id", userId != null ? userId : "system");
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 cascadingRelationService.deleteCascadingRelation(params)));

backend-spring/src/main/java/com/erp/controller/CategoryTreeController.java

@@ -25,7 +25,7 @@ public class CategoryTreeController {
      */
     @GetMapping("/test/all-category-keys")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategoryTreeKeyList(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         List<Map<String, Object>> keys = categoryTreeService.getCategoryTreeKeyList(companyCode);
         return ResponseEntity.ok(ApiResponse.success(keys));
@@ -37,7 +37,7 @@ public class CategoryTreeController {
      */
     @GetMapping("/test/{tableName}/{columnName}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategoryTreeList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String columnName) {
 
@@ -51,7 +51,7 @@ public class CategoryTreeController {
      */
     @GetMapping("/test/{tableName}/{columnName}/flat")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategoryTreeFlatList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String columnName) {
 
@@ -65,7 +65,7 @@ public class CategoryTreeController {
      */
     @GetMapping("/test/value/{valueId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryTreeInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int valueId) {
 
         Map<String, Object> value = categoryTreeService.getCategoryTreeInfo(companyCode, valueId);
@@ -81,19 +81,19 @@ public class CategoryTreeController {
      */
     @PostMapping("/test/value")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertCategoryTree(
-            @RequestAttribute("companyCode") String userCompanyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String userCompanyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
-        if (body.get("tableName") == null || body.get("columnName") == null
-                || body.get("valueCode") == null || body.get("valueLabel") == null) {
+        if (body.get("table_name") == null || body.get("column_name") == null
+                || body.get("value_code") == null || body.get("value_label") == null) {
             return ResponseEntity.badRequest()
                     .body(ApiResponse.error("tableName, columnName, valueCode, valueLabel은 필수입니다"));
         }
 
         // 최고 관리자(*) 는 targetCompanyCode 로 회사 코드 오버라이드 가능
         String companyCode = userCompanyCode;
-        String targetCompanyCode = (String) body.get("targetCompanyCode");
+        String targetCompanyCode = (String) body.get("target_company_code");
         if (targetCompanyCode != null && "*".equals(userCompanyCode)) {
             companyCode = targetCompanyCode;
         }
@@ -115,8 +115,8 @@ public class CategoryTreeController {
      */
     @PutMapping("/test/value/{valueId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCategoryTree(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable int valueId,
             @RequestBody Map<String, Object> body) {
 
@@ -140,7 +140,7 @@ public class CategoryTreeController {
      */
     @GetMapping("/test/value/{valueId}/can-delete")
     public ResponseEntity<ApiResponse<Map<String, Object>>> checkCanDelete(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int valueId) {
 
         Map<String, Object> result = categoryTreeService.checkCanDelete(companyCode, valueId);
@@ -153,7 +153,7 @@ public class CategoryTreeController {
      */
     @DeleteMapping("/test/value/{valueId}")
     public ResponseEntity<ApiResponse<Void>> deleteCategoryTree(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int valueId) {
 
         try {
@@ -182,7 +182,7 @@ public class CategoryTreeController {
      */
     @GetMapping("/test/columns/{tableName}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategoryTreeColumnList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName) {
 
         List<Map<String, Object>> columns = categoryTreeService.getCategoryTreeColumnList(companyCode, tableName);

backend-spring/src/main/java/com/erp/controller/CategoryValueCascadingController.java

@@ -18,20 +18,20 @@ public class CategoryValueCascadingController {
     /** GET /groups → 그룹 목록 조회 */
     @GetMapping("/groups")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryValueCascadingGroupList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.getCategoryValueCascadingGroupList(params)));
     }
 
     /** GET /groups/{groupId} → 그룹 상세 조회 (매핑 포함) */
     @GetMapping("/groups/{groupId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryValueCascadingGroupInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long groupId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupId", groupId);
+        params.put("company_code", companyCode);
+        params.put("group_id", groupId);
         Map<String, Object> result = categoryValueCascadingService.getCategoryValueCascadingGroupInfo(params);
         if (result == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("카테고리 값 연쇄관계 그룹을 찾을 수 없습니다."));
@@ -42,10 +42,10 @@ public class CategoryValueCascadingController {
     /** GET /code/{code} → 관계 코드로 조회 */
     @GetMapping("/code/{code}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryValueCascadingGroupByCode(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String code) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("code", code);
         Map<String, Object> result = categoryValueCascadingService.getCategoryValueCascadingGroupByCode(params);
         if (result == null) {
@@ -57,52 +57,52 @@ public class CategoryValueCascadingController {
     /** POST /groups → 그룹 생성 */
     @PostMapping("/groups")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertCategoryValueCascadingGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.insertCategoryValueCascadingGroup(body)));
     }
 
     /** PUT /groups/{groupId} → 그룹 수정 */
     @PutMapping("/groups/{groupId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCategoryValueCascadingGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long groupId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("groupId", groupId);
+        body.put("company_code", companyCode);
+        body.put("group_id", groupId);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.updateCategoryValueCascadingGroup(body)));
     }
 
     /** DELETE /groups/{groupId} → 그룹 소프트 삭제 */
     @DeleteMapping("/groups/{groupId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteCategoryValueCascadingGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long groupId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("groupId", groupId);
+        params.put("company_code", companyCode);
+        params.put("group_id", groupId);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.deleteCategoryValueCascadingGroup(params)));
     }
 
     /** POST /groups/{groupId}/mappings → 매핑 일괄 저장 */
     @PostMapping("/groups/{groupId}/mappings")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveCategoryValueCascadingMappings(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long groupId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("groupId", groupId);
+        body.put("company_code", companyCode);
+        body.put("group_id", groupId);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.saveCategoryValueCascadingMappings(body)));
     }
 
     /** GET /parent-options/{code} → 부모 카테고리 값 목록 */
     @GetMapping("/parent-options/{code}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryValueCascadingParentOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String code,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("code", code);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.getCategoryValueCascadingParentOptions(params)));
     }
@@ -110,10 +110,10 @@ public class CategoryValueCascadingController {
     /** GET /child-options/{code} → 자식 카테고리 값 목록 */
     @GetMapping("/child-options/{code}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryValueCascadingChildOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String code,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("code", code);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.getCategoryValueCascadingChildOptions(params)));
     }
@@ -121,10 +121,10 @@ public class CategoryValueCascadingController {
     /** GET /options/{code} → 연쇄 옵션 조회 (parentValue/parentValues 파라미터) */
     @GetMapping("/options/{code}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryValueCascadingOptions(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String code,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("code", code);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.getCategoryValueCascadingOptions(params)));
     }
@@ -132,11 +132,11 @@ public class CategoryValueCascadingController {
     /** GET /table/{tableName}/mappings → 테이블별 매핑 조회 */
     @GetMapping("/table/{tableName}/mappings")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryValueCascadingMappingsByTable(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("tableName", tableName);
+        params.put("company_code", companyCode);
+        params.put("table_name", tableName);
         return ResponseEntity.ok(ApiResponse.success(categoryValueCascadingService.getCategoryValueCascadingMappingsByTable(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/CodeMergeController.java

@@ -20,9 +20,9 @@ public class CodeMergeController {
     /** POST /api/code-merge/merge-all-tables — columnName 기준 전체 테이블 코드 병합 */
     @PostMapping("/merge-all-tables")
     public ResponseEntity<ApiResponse<Map<String, Object>>> mergeAllTables(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 codeMergeService.mergeAllTables(body),
                 "코드 병합이 완료되었습니다."));
@@ -39,9 +39,9 @@ public class CodeMergeController {
     /** POST /api/code-merge/preview — columnName + oldValue 기준 영향 미리보기 */
     @PostMapping("/preview")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewCodeMerge(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 codeMergeService.previewCodeMerge(body)));
     }
@@ -49,9 +49,9 @@ public class CodeMergeController {
     /** POST /api/code-merge/merge-by-value — 값 기반 전체 테이블/컬럼 코드 병합 */
     @PostMapping("/merge-by-value")
     public ResponseEntity<ApiResponse<Map<String, Object>>> mergeByValue(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 codeMergeService.mergeByValue(body),
                 "코드 병합이 완료되었습니다."));
@@ -60,9 +60,9 @@ public class CodeMergeController {
     /** POST /api/code-merge/preview-by-value — 값 기반 영향 미리보기 */
     @PostMapping("/preview-by-value")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewByValue(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 codeMergeService.previewByValue(body)));
     }

backend-spring/src/main/java/com/erp/controller/CollectionController.java

@@ -16,82 +16,82 @@ public class CollectionController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCollectionList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(collectionService.getCollectionList(params)));
     }
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCollectionListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(collectionService.getCollectionList(params)));
     }
 
     @GetMapping("/jobs/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCollectionJobList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(collectionService.getCollectionJobList(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCollectionInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(collectionService.getCollectionInfo(params)));
     }
 
     @GetMapping("/{configId}/history")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCollectionHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long configId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("configId", configId);
+        params.put("company_code", companyCode);
+        params.put("config_id", configId);
         return ResponseEntity.ok(ApiResponse.success(collectionService.getCollectionHistory(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertCollection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.status(201).body(ApiResponse.success(collectionService.insertCollection(body), "수집 설정이 생성되었습니다."));
     }
 
     @PostMapping("/{id}/execute")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeCollection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(collectionService.executeCollection(params)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCollection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(collectionService.updateCollection(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteCollection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         collectionService.deleteCollection(params);
         return ResponseEntity.ok(ApiResponse.success(null, "수집 설정이 삭제되었습니다."));

backend-spring/src/main/java/com/erp/controller/CommonCodeController.java

@@ -34,10 +34,10 @@ public class CommonCodeController {
 
     @GetMapping("/categories")
     public ResponseEntity<Map<String, Object>> getCommonCodeCategoryList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
 
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         Map<String, Object> svcResult = service.getCommonCodeCategoryList(params);
 
         Map<String, Object> response = new java.util.LinkedHashMap<>();
@@ -54,8 +54,8 @@ public class CommonCodeController {
 
     @GetMapping("/categories/check-duplicate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> checkCategoryDuplicate(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestParam(defaultValue = "categoryCode") String field,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestParam(defaultValue = "category_code") String field,
             @RequestParam String value,
             @RequestParam(required = false) String excludeCode) {
 
@@ -69,11 +69,11 @@ public class CommonCodeController {
 
     @PostMapping("/categories")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertCommonCodeCategory(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
-        if (body.get("categoryCode") == null || body.get("categoryName") == null) {
+        if (body.get("category_code") == null || body.get("category_name") == null) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("필수 필드가 누락되었습니다. (categoryCode, categoryName)"));
         }
@@ -94,8 +94,8 @@ public class CommonCodeController {
 
     @PutMapping("/categories/{categoryCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCommonCodeCategory(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String categoryCode,
             @RequestBody Map<String, Object> body) {
 
@@ -119,7 +119,7 @@ public class CommonCodeController {
 
     @DeleteMapping("/categories/{categoryCode}")
     public ResponseEntity<ApiResponse<Void>> deleteCommonCodeCategory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode) {
 
         try {
@@ -140,11 +140,11 @@ public class CommonCodeController {
 
     @GetMapping("/categories/{categoryCode}/codes")
     public ResponseEntity<Map<String, Object>> getCommonCodeList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode,
             @RequestParam Map<String, Object> params) {
 
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         Map<String, Object> svcResult = service.getCommonCodeList(categoryCode, params);
 
         Map<String, Object> response = new java.util.LinkedHashMap<>();
@@ -161,12 +161,12 @@ public class CommonCodeController {
 
     @PostMapping("/categories/{categoryCode}/codes")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertCommonCode(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String categoryCode,
             @RequestBody Map<String, Object> body) {
 
-        if (body.get("codeValue") == null || body.get("codeName") == null) {
+        if (body.get("code_value") == null || body.get("code_name") == null) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("필수 필드가 누락되었습니다. (codeValue, codeName)"));
         }
@@ -187,9 +187,9 @@ public class CommonCodeController {
 
     @GetMapping("/categories/{categoryCode}/codes/check-duplicate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> checkCodeDuplicate(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode,
-            @RequestParam(defaultValue = "codeValue") String field,
+            @RequestParam(defaultValue = "code_value") String field,
             @RequestParam String value,
             @RequestParam(required = false) String excludeCode) {
 
@@ -204,7 +204,7 @@ public class CommonCodeController {
     @SuppressWarnings("unchecked")
     @PutMapping("/categories/{categoryCode}/codes/reorder")
     public ResponseEntity<ApiResponse<Void>> updateCommonCodeOrder(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode,
             @RequestBody Map<String, Object> body) {
 
@@ -229,11 +229,11 @@ public class CommonCodeController {
 
     @GetMapping("/categories/{categoryCode}/hierarchy")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCommonCodeHierarchicalList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode,
             @RequestParam Map<String, Object> params) {
 
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(
                 ApiResponse.success(service.getCommonCodeHierarchicalList(categoryCode, params)));
     }
@@ -244,7 +244,7 @@ public class CommonCodeController {
 
     @GetMapping("/categories/{categoryCode}/tree")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCommonCodeTree(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode) {
 
         return ResponseEntity.ok(
@@ -257,11 +257,11 @@ public class CommonCodeController {
 
     @GetMapping("/categories/{categoryCode}/options")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCommonCodeOptionList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode,
             @RequestParam Map<String, Object> params) {
 
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(
                 ApiResponse.success(service.getCommonCodeOptionList(categoryCode, params)));
     }
@@ -272,7 +272,7 @@ public class CommonCodeController {
 
     @GetMapping("/categories/{categoryCode}/codes/{codeValue}/has-children")
     public ResponseEntity<ApiResponse<Map<String, Object>>> hasChildren(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode,
             @PathVariable String codeValue) {
 
@@ -286,8 +286,8 @@ public class CommonCodeController {
 
     @PutMapping("/categories/{categoryCode}/codes/{codeValue}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCommonCode(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String categoryCode,
             @PathVariable String codeValue,
             @RequestBody Map<String, Object> body) {
@@ -312,7 +312,7 @@ public class CommonCodeController {
 
     @DeleteMapping("/categories/{categoryCode}/codes/{codeValue}")
     public ResponseEntity<ApiResponse<Void>> deleteCommonCode(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String categoryCode,
             @PathVariable String codeValue) {
 

backend-spring/src/main/java/com/erp/controller/CompanyManagementController.java

@@ -28,14 +28,14 @@ public class CompanyManagementController {
             @RequestBody(required = false) Map<String, Object> body) {
 
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         if (body != null) {
             params.putAll(body);
         }
 
         try {
             Map<String, Object> data = companyManagementService.deleteCompany(params);
-            String companyName = (String) data.get("companyName");
+            String companyName = (String) data.get("company_name");
             return ResponseEntity.ok(
                     ApiResponse.success(data, "회사 '" + companyName + "'이(가) 성공적으로 삭제되었습니다."));
         } catch (IllegalArgumentException e) {

backend-spring/src/main/java/com/erp/controller/ComponentStandardController.java

@@ -41,9 +41,9 @@ public class ComponentStandardController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getComponents(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(service.getComponents(params)));
     }
 
@@ -53,9 +53,9 @@ public class ComponentStandardController {
 
     @GetMapping("/categories")
     public ResponseEntity<ApiResponse<List<String>>> getCategories(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(service.getCategories(params)));
     }
 
@@ -65,9 +65,9 @@ public class ComponentStandardController {
 
     @GetMapping("/statistics")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getStatistics(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(service.getStatistics(params)));
     }
 
@@ -77,11 +77,11 @@ public class ComponentStandardController {
 
     @GetMapping("/check-duplicate/{component_code}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> checkDuplicate(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("component_code") String componentCode) {
         Map<String, Object> params = new HashMap<>();
         params.put("component_code", componentCode);
-        params.put("companyCode",    companyCode);
+        params.put("company_code",    companyCode);
         boolean exists = service.checkDuplicate(params);
         return ResponseEntity.ok(ApiResponse.success(Map.of("exists", exists)));
     }
@@ -106,9 +106,9 @@ public class ComponentStandardController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createComponent(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode",   companyCode);
+        body.put("company_code",   companyCode);
         body.putIfAbsent("company_code", companyCode);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.createComponent(body)));

backend-spring/src/main/java/com/erp/controller/DashboardController.java

@@ -20,33 +20,33 @@ public class DashboardController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDashboards(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dashboardService.getDashboardList(params)));
     }
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDashboardsLegacy(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dashboardService.getDashboardList(params)));
     }
 
     @GetMapping("/public")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getPublicDashboards(
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", "*");
-        params.put("isPublic", "true");
+        params.put("company_code", "*");
+        params.put("is_public", "true");
         return ResponseEntity.ok(ApiResponse.success(dashboardService.getDashboardList(params)));
     }
 
     @GetMapping("/my")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMyDashboards(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dashboardService.getDashboardList(params)));
     }
 
@@ -60,13 +60,13 @@ public class DashboardController {
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDashboard(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String id) {
         Map<String, Object> result = dashboardService.getDashboardById(id, companyCode);
         if (result == null) return ResponseEntity.status(404).body(ApiResponse.error("대시보드를 찾을 수 없거나 접근 권한이 없습니다."));
         // 다른 사람 것 조회 시 조회수 증가
-        if (userId != null && !userId.equals(result.get("createdBy"))) {
+        if (userId != null && !userId.equals(result.get("created_by"))) {
             dashboardService.incrementViewCount(id);
         }
         return ResponseEntity.ok(ApiResponse.success(result));
@@ -74,8 +74,8 @@ public class DashboardController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDashboard(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         String title = (String) body.get("title");
         if (title == null || title.isBlank()) return ResponseEntity.status(400).body(ApiResponse.error("대시보드 제목이 필요합니다."));
@@ -86,7 +86,7 @@ public class DashboardController {
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateDashboard(
             @PathVariable String id,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = dashboardService.updateDashboard(id, body, userId);
         if (result == null) return ResponseEntity.status(404).body(ApiResponse.error("대시보드를 찾을 수 없거나 수정 권한이 없습니다."));
@@ -96,7 +96,7 @@ public class DashboardController {
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteDashboard(
             @PathVariable String id,
-            @RequestAttribute(value = "userId", required = false) String userId) {
+            @RequestAttribute(value = "user_id", required = false) String userId) {
         boolean deleted = dashboardService.deleteDashboard(id, userId);
         if (!deleted) return ResponseEntity.status(404).body(ApiResponse.error("대시보드를 찾을 수 없거나 삭제 권한이 없습니다."));
         return ResponseEntity.ok(ApiResponse.success(null, "대시보드가 삭제되었습니다."));
@@ -130,14 +130,14 @@ public class DashboardController {
 
     @PostMapping("/fetch-external-api")
     public ResponseEntity<ApiResponse<Object>> fetchExternalApi(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
         String url = (String) body.get("url");
         if (url == null || url.isBlank()) return ResponseEntity.status(400).body(ApiResponse.error("URL이 필요합니다."));
-        Object externalConnectionId = body.get("externalConnectionId");
+        Object externalConnectionId = body.get("external_connection_id");
 
         Map<String, Object> requestParams = new HashMap<>(body);
-        requestParams.put("companyCode", companyCode);
+        requestParams.put("company_code", companyCode);
         if (externalConnectionId != null) {
             int connId = Integer.parseInt(String.valueOf(externalConnectionId));
             Map<String, Object> result = externalRestApiConnectionService.fetchData(connId, url, null, requestParams);
@@ -154,7 +154,7 @@ public class DashboardController {
     @PostMapping("/table-schema")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTableSchema(
             @RequestBody Map<String, Object> body) {
-        String tableName = (String) body.get("tableName");
+        String tableName = (String) body.get("table_name");
         if (tableName == null || tableName.isBlank()) return ResponseEntity.status(400).body(ApiResponse.error("테이블명이 필요합니다."));
         try {
             Map<String, Object> result = dashboardService.getTableSchema(tableName);

backend-spring/src/main/java/com/erp/controller/DataAdvancedController.java

@@ -18,9 +18,9 @@ public class DataAdvancedController {
 
     @PostMapping("/upsert-grouped")
     public ResponseEntity<Map<String, Object>> upsertGrouped(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         try {
             Map<String, Object> result = dataAdvancedService.upsertGrouped(body);
             Map<String, Object> response = new LinkedHashMap<>();
@@ -29,7 +29,7 @@ public class DataAdvancedController {
             response.put("inserted", result.getOrDefault("inserted", 0));
             response.put("updated", result.getOrDefault("updated", 0));
             response.put("deleted", result.getOrDefault("deleted", 0));
-            response.put("savedIds", result.getOrDefault("savedIds", Collections.emptyList()));
+            response.put("saved_ids", result.getOrDefault("saved_ids", Collections.emptyList()));
             return ResponseEntity.ok(response);
         } catch (IllegalArgumentException e) {
             Map<String, Object> err = new LinkedHashMap<>();
@@ -41,18 +41,18 @@ public class DataAdvancedController {
 
     @PostMapping("/{tableName}/delete")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteByCondition(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body) {
         // Node.js는 복합키를 body에 직접 전송 (e.g. {user_id: 'x', dept_code: 'y'})
         // DataService.deleteByCompositeKey는 params.get("keys")를 기대하므로 래핑
         Map<String, Object> keys = new LinkedHashMap<>(body);
-        keys.remove("tableName");
-        keys.remove("companyCode");
+        keys.remove("table_name");
+        keys.remove("company_code");
 
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("tableName", tableName);
+        params.put("company_code", companyCode);
+        params.put("table_name", tableName);
         params.put("keys", keys);
         try {
             return ResponseEntity.ok(ApiResponse.success(dataAdvancedService.deleteByCondition(params)));
@@ -63,18 +63,18 @@ public class DataAdvancedController {
 
     @PostMapping("/{tableName}/delete-group")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body) {
         // Node.js는 필터 조건을 body에 직접 전송
         // DataService.deleteGroupRecords는 params.get("filters")를 기대하므로 래핑
         Map<String, Object> filters = new LinkedHashMap<>(body);
-        filters.remove("tableName");
-        filters.remove("companyCode");
+        filters.remove("table_name");
+        filters.remove("company_code");
 
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("tableName", tableName);
+        params.put("company_code", companyCode);
+        params.put("table_name", tableName);
         params.put("filters", filters);
         try {
             return ResponseEntity.ok(ApiResponse.success(dataAdvancedService.deleteGroup(params)));
@@ -85,51 +85,51 @@ public class DataAdvancedController {
 
     @GetMapping("/multi-table/auto-detect")
     public ResponseEntity<ApiResponse<Map<String, Object>>> autoDetectMultiTable(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dataAdvancedService.autoDetectMultiTable(params)));
     }
 
     @PostMapping("/multi-table/upload")
     public ResponseEntity<ApiResponse<Map<String, Object>>> uploadMultiTable(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dataAdvancedService.uploadMultiTable(body)));
     }
 
     @GetMapping("/master-detail/relation/{screenId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMasterDetailRelation(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String screenId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("screenId", screenId);
+        params.put("company_code", companyCode);
+        params.put("screen_id", screenId);
         return ResponseEntity.ok(ApiResponse.success(dataAdvancedService.getMasterDetailRelation(params)));
     }
 
     @PostMapping("/master-detail/download")
     public ResponseEntity<ApiResponse<Map<String, Object>>> downloadMasterDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dataAdvancedService.downloadMasterDetail(body)));
     }
 
     @PostMapping("/master-detail/upload")
     public ResponseEntity<ApiResponse<Map<String, Object>>> uploadMasterDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dataAdvancedService.uploadMasterDetail(body)));
     }
 
     @PostMapping("/master-detail/upload-simple")
     public ResponseEntity<ApiResponse<Map<String, Object>>> uploadMasterDetailSimple(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dataAdvancedService.uploadMasterDetailSimple(body)));
     }
 }

backend-spring/src/main/java/com/erp/controller/DataController.java

@@ -17,19 +17,19 @@ public class DataController {
 
     @GetMapping("/join")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getJoinData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(dataService.getJoinData(params)));
     }
 
     @GetMapping("/{tableName}")
     public ResponseEntity<Map<String, Object>> getTableData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
-        params.put("tableName", tableName);
+        params.put("company_code", companyCode);
+        params.put("table_name", tableName);
         try {
             Map<String, Object> svc = dataService.getTableData(params);
             Map<String, Object> response = new LinkedHashMap<>();
@@ -38,7 +38,7 @@ public class DataController {
             response.put("total", svc.get("total"));
             response.put("page", svc.get("page"));
             response.put("size", svc.get("limit"));
-            response.put("totalPages", svc.get("totalPages"));
+            response.put("total_pages", svc.get("total_pages"));
             return ResponseEntity.ok(response);
         } catch (IllegalArgumentException e) {
             Map<String, Object> err = new LinkedHashMap<>();
@@ -50,7 +50,7 @@ public class DataController {
 
     @GetMapping("/{tableName}/columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTableColumns(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName) {
         try {
             return ResponseEntity.ok(ApiResponse.success(dataService.getTableColumns(tableName)));
@@ -61,12 +61,12 @@ public class DataController {
 
     @GetMapping("/{tableName}/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getRecordDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("tableName", tableName);
+        params.put("company_code", companyCode);
+        params.put("table_name", tableName);
         params.put("id", id);
         try {
             Map<String, Object> result = dataService.getRecordDetail(params);
@@ -79,11 +79,11 @@ public class DataController {
 
     @PostMapping("/{tableName}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createRecord(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("tableName", tableName);
+        body.put("company_code", companyCode);
+        body.put("table_name", tableName);
         try {
             return ResponseEntity.status(201).body(
                     ApiResponse.success(dataService.createRecord(body), "레코드가 생성되었습니다."));
@@ -94,12 +94,12 @@ public class DataController {
 
     @PutMapping("/{tableName}/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateRecord(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("tableName", tableName);
+        body.put("company_code", companyCode);
+        body.put("table_name", tableName);
         body.put("id", id);
         try {
             Map<String, Object> result = dataService.updateRecord(body);
@@ -112,12 +112,12 @@ public class DataController {
 
     @DeleteMapping("/{tableName}/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteRecord(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("tableName", tableName);
+        params.put("company_code", companyCode);
+        params.put("table_name", tableName);
         params.put("id", id);
         try {
             Map<String, Object> result = dataService.deleteRecord(params);

backend-spring/src/main/java/com/erp/controller/DataflowController.java

@@ -28,15 +28,15 @@ public class DataflowController {
      */
     @PostMapping("/table-relationships")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createTableRelationship(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
-        String relName  = str(body.get("relationshipName"));
-        String fromTbl  = str(body.get("fromTableName"));
-        String fromCol  = str(body.get("fromColumnName"));
-        String toTbl    = str(body.get("toTableName"));
-        String toCol    = str(body.get("toColumnName"));
+        String relName  = str(body.get("relationship_name"));
+        String fromTbl  = str(body.get("from_table_name"));
+        String fromCol  = str(body.get("from_column_name"));
+        String toTbl    = str(body.get("to_table_name"));
+        String toCol    = str(body.get("to_column_name"));
 
         if (blank(relName) || blank(fromTbl) || blank(fromCol) || blank(toTbl) || blank(toCol)) {
             return ResponseEntity.badRequest()
@@ -60,7 +60,7 @@ public class DataflowController {
      */
     @GetMapping("/table-relationships")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTableRelationshipList(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             return ResponseEntity.ok(ApiResponse.success(
                     dataflowService.getTableRelationshipList(companyCode),
@@ -76,7 +76,7 @@ public class DataflowController {
      */
     @GetMapping("/table-relationships/{relationshipId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTableRelationshipInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int relationshipId) {
         try {
             Map<String, Object> rel = dataflowService.getTableRelationshipInfo(relationshipId, companyCode);
@@ -95,8 +95,8 @@ public class DataflowController {
      */
     @PutMapping("/table-relationships/{relationshipId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateTableRelationship(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable int relationshipId,
             @RequestBody Map<String, Object> body) {
         try {
@@ -117,7 +117,7 @@ public class DataflowController {
      */
     @DeleteMapping("/table-relationships/{relationshipId}")
     public ResponseEntity<ApiResponse<Void>> deleteTableRelationship(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int relationshipId) {
         try {
             boolean deleted = dataflowService.deleteTableRelationship(relationshipId, companyCode);
@@ -140,13 +140,13 @@ public class DataflowController {
      */
     @PostMapping("/data-links")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDataLink(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
-        if (body.get("relationshipId") == null || blank(str(body.get("fromTableName")))
-                || blank(str(body.get("fromColumnName"))) || blank(str(body.get("toTableName")))
-                || blank(str(body.get("toColumnName")))   || blank(str(body.get("connectionType")))) {
+        if (body.get("relationship_id") == null || blank(str(body.get("from_table_name")))
+                || blank(str(body.get("from_column_name"))) || blank(str(body.get("to_table_name")))
+                || blank(str(body.get("to_column_name")))   || blank(str(body.get("connection_type")))) {
             return ResponseEntity.badRequest()
                     .body(ApiResponse.error("필수 필드가 누락되었습니다."));
         }
@@ -166,7 +166,7 @@ public class DataflowController {
      */
     @GetMapping("/data-links/relationship/{relationshipId}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDataLinkList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int relationshipId) {
         try {
             return ResponseEntity.ok(ApiResponse.success(
@@ -183,8 +183,8 @@ public class DataflowController {
      */
     @DeleteMapping("/data-links/{bridgeId}")
     public ResponseEntity<ApiResponse<Void>> deleteDataLink(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable int bridgeId) {
         try {
             dataflowService.deleteDataLink(bridgeId, companyCode, userId);
@@ -204,7 +204,7 @@ public class DataflowController {
      */
     @GetMapping("/table-data/{tableName}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTableData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @RequestParam(defaultValue = "1")  int    page,
             @RequestParam(defaultValue = "10") int    limit,
@@ -231,7 +231,7 @@ public class DataflowController {
      */
     @GetMapping("/diagrams")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDiagramList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(defaultValue = "1")  int    page,
             @RequestParam(defaultValue = "20") int    size,
             @RequestParam(defaultValue = "")   String searchTerm) {
@@ -251,7 +251,7 @@ public class DataflowController {
      */
     @GetMapping("/diagrams/name/{diagramName}/relationships")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDiagramRelationshipList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String diagramName) {
         try {
             return ResponseEntity.ok(ApiResponse.success(
@@ -269,7 +269,7 @@ public class DataflowController {
      */
     @GetMapping("/diagrams/{diagramId}/relationships")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDiagramRelationshipListByDiagramId(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int diagramId) {
         try {
             return ResponseEntity.ok(ApiResponse.success(
@@ -286,13 +286,13 @@ public class DataflowController {
      */
     @PostMapping("/diagrams/{diagramName}/copy")
     public ResponseEntity<ApiResponse<Map<String, Object>>> copyDiagram(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String diagramName) {
         try {
             String decoded       = java.net.URLDecoder.decode(diagramName, "UTF-8");
             String newDiagramName = dataflowService.copyDiagram(companyCode, decoded);
             Map<String, Object> data = new HashMap<>();
-            data.put("newDiagramName", newDiagramName);
+            data.put("new_diagram_name", newDiagramName);
             return ResponseEntity.ok(ApiResponse.success(data, "관계도가 성공적으로 복사되었습니다."));
         } catch (IllegalArgumentException e) {
             return ResponseEntity.status(404).body(ApiResponse.error(e.getMessage()));
@@ -307,13 +307,13 @@ public class DataflowController {
      */
     @DeleteMapping("/diagrams/{diagramName}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteDiagram(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String diagramName) {
         try {
             String decoded    = java.net.URLDecoder.decode(diagramName, "UTF-8");
             int deletedCount = dataflowService.deleteDiagram(companyCode, decoded);
             Map<String, Object> data = new HashMap<>();
-            data.put("deletedCount", deletedCount);
+            data.put("deleted_count", deletedCount);
             return ResponseEntity.ok(ApiResponse.success(data, "관계도가 성공적으로 삭제되었습니다."));
         } catch (Exception e) {
             log.error("관계도 삭제 실패", e);
@@ -327,7 +327,7 @@ public class DataflowController {
      */
     @GetMapping("/relationships/{relationshipId}/diagram")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDiagramRelationshipListByRelationshipId(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int relationshipId) {
         try {
             return ResponseEntity.ok(ApiResponse.success(
@@ -351,7 +351,7 @@ public class DataflowController {
             @PathVariable int diagramId,
             @RequestBody(required = false) Map<String, Object> body) {
         Map<String, Object> result = new HashMap<>();
-        result.put("diagramId", diagramId);
+        result.put("diagram_id", diagramId);
         result.put("tested",    true);
         return ResponseEntity.ok(ApiResponse.success(result, "조건 테스트가 완료되었습니다."));
     }
@@ -364,7 +364,7 @@ public class DataflowController {
             @PathVariable int diagramId,
             @RequestBody(required = false) Map<String, Object> body) {
         Map<String, Object> result = new HashMap<>();
-        result.put("diagramId", diagramId);
+        result.put("diagram_id", diagramId);
         result.put("executed",  true);
         return ResponseEntity.ok(ApiResponse.success(result, "액션이 성공적으로 실행되었습니다."));
     }

backend-spring/src/main/java/com/erp/controller/DataflowDiagramController.java

@@ -34,10 +34,10 @@ public class DataflowDiagramController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDataflowDiagrams(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
 
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(service.getDataflowDiagrams(params)));
     }
 
@@ -47,8 +47,8 @@ public class DataflowDiagramController {
 
     @GetMapping("/{diagramId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDataflowDiagramById(
-            @RequestAttribute("companyCode") String companyCode,
-            @PathVariable("diagramId") String diagramIdStr) {
+            @RequestAttribute("company_code") String companyCode,
+            @PathVariable("diagram_id") String diagramIdStr) {
 
         int diagramId = parseId(diagramIdStr);
         if (diagramId < 0) {
@@ -70,8 +70,8 @@ public class DataflowDiagramController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDataflowDiagram(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         if (body.get("diagram_name") == null || body.get("relationships") == null) {
@@ -104,9 +104,9 @@ public class DataflowDiagramController {
 
     @PutMapping("/{diagramId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateDataflowDiagram(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
-            @PathVariable("diagramId") String diagramIdStr,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @PathVariable("diagram_id") String diagramIdStr,
             @RequestBody Map<String, Object> body) {
 
         int diagramId = parseId(diagramIdStr);
@@ -144,8 +144,8 @@ public class DataflowDiagramController {
 
     @DeleteMapping("/{diagramId}")
     public ResponseEntity<ApiResponse<Void>> deleteDataflowDiagram(
-            @RequestAttribute("companyCode") String companyCode,
-            @PathVariable("diagramId") String diagramIdStr) {
+            @RequestAttribute("company_code") String companyCode,
+            @PathVariable("diagram_id") String diagramIdStr) {
 
         int diagramId = parseId(diagramIdStr);
         if (diagramId < 0) {
@@ -173,9 +173,9 @@ public class DataflowDiagramController {
 
     @PostMapping("/{diagramId}/copy")
     public ResponseEntity<ApiResponse<Map<String, Object>>> copyDataflowDiagram(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
-            @PathVariable("diagramId") String diagramIdStr,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @PathVariable("diagram_id") String diagramIdStr,
             @RequestBody(required = false) Map<String, Object> body) {
 
         int diagramId = parseId(diagramIdStr);

backend-spring/src/main/java/com/erp/controller/DataflowExecutionController.java

@@ -25,18 +25,18 @@ public class DataflowExecutionController {
 
     @PostMapping("/execute-data-action")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeDataAction(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
         try {
-            body.put("companyCode", companyCode);
+            body.put("company_code", companyCode);
 
             log.info("데이터 액션 실행 요청: action={}, table={}",
-                    body.get("actionType"), body.get("tableName"));
+                    body.get("action_type"), body.get("table_name"));
 
             Map<String, Object> result = service.executeDataAction(body);
             return ResponseEntity.ok(
-                    ApiResponse.success(result, "데이터 액션 실행 완료: " + body.get("actionType")));
+                    ApiResponse.success(result, "데이터 액션 실행 완료: " + body.get("action_type")));
 
         } catch (IllegalArgumentException e) {
             log.warn("데이터 액션 파라미터 오류: {}", e.getMessage());

backend-spring/src/main/java/com/erp/controller/DdlController.java

@@ -28,15 +28,15 @@ public class DdlController {
      */
     @PostMapping("/tables")
     public ResponseEntity<ApiResponse<?>> createTable(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         if (!isSuperAdmin(companyCode)) {
             return ResponseEntity.status(403).body(ApiResponse.error("최고 관리자 권한이 필요합니다."));
         }
 
-        String tableName = (String) body.get("tableName");
+        String tableName = (String) body.get("table_name");
         @SuppressWarnings("unchecked")
         List<Map<String, Object>> columns = (List<Map<String, Object>>) body.get("columns");
         String description = (String) body.get("description");
@@ -50,9 +50,9 @@ public class DdlController {
 
         if (Boolean.TRUE.equals(result.get("success"))) {
             return ResponseEntity.ok(ApiResponse.success(Map.of(
-                "tableName",    result.get("tableName"),
-                "columnCount",  result.get("columnCount"),
-                "executedQuery", result.get("executedQuery")
+                "table_name",    result.get("table_name"),
+                "column_count",  result.get("column_count"),
+                "executed_query", result.get("executed_query")
             ), (String) result.get("message")));
         }
         return ResponseEntity.status(400).body(ApiResponse.error((String) result.get("message")));
@@ -64,8 +64,8 @@ public class DdlController {
     @PostMapping("/tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<?>> addColumn(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         if (!isSuperAdmin(companyCode)) {
@@ -83,9 +83,9 @@ public class DdlController {
 
         if (Boolean.TRUE.equals(result.get("success"))) {
             return ResponseEntity.ok(ApiResponse.success(Map.of(
-                "tableName",    result.get("tableName"),
-                "columnName",   result.get("columnName"),
-                "executedQuery", result.get("executedQuery")
+                "table_name",    result.get("table_name"),
+                "column_name",   result.get("column_name"),
+                "executed_query", result.get("executed_query")
             ), (String) result.get("message")));
         }
         return ResponseEntity.status(400).body(ApiResponse.error((String) result.get("message")));
@@ -97,8 +97,8 @@ public class DdlController {
     @DeleteMapping("/tables/{tableName}")
     public ResponseEntity<ApiResponse<?>> dropTable(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
 
         if (!isSuperAdmin(companyCode)) {
             return ResponseEntity.status(403).body(ApiResponse.error("최고 관리자 권한이 필요합니다."));
@@ -108,8 +108,8 @@ public class DdlController {
 
         if (Boolean.TRUE.equals(result.get("success"))) {
             return ResponseEntity.ok(ApiResponse.success(Map.of(
-                "tableName",    result.get("tableName"),
-                "executedQuery", result.get("executedQuery")
+                "table_name",    result.get("table_name"),
+                "executed_query", result.get("executed_query")
             ), (String) result.get("message")));
         }
         return ResponseEntity.status(400).body(ApiResponse.error((String) result.get("message")));
@@ -120,14 +120,14 @@ public class DdlController {
      */
     @PostMapping("/validate/table")
     public ResponseEntity<ApiResponse<?>> validateTableCreation(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
         if (!isSuperAdmin(companyCode)) {
             return ResponseEntity.status(403).body(ApiResponse.error("최고 관리자 권한이 필요합니다."));
         }
 
-        String tableName = (String) body.get("tableName");
+        String tableName = (String) body.get("table_name");
         @SuppressWarnings("unchecked")
         List<Map<String, Object>> columns = (List<Map<String, Object>>) body.get("columns");
 
@@ -149,7 +149,7 @@ public class DdlController {
      */
     @GetMapping("/logs")
     public ResponseEntity<ApiResponse<?>> getDdlLogs(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(required = false, defaultValue = "50") int limit,
             @RequestParam(required = false) String userId,
             @RequestParam(required = false) String ddlType) {
@@ -168,7 +168,7 @@ public class DdlController {
      */
     @GetMapping("/statistics")
     public ResponseEntity<ApiResponse<?>> getDdlStatistics(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(required = false) String fromDate,
             @RequestParam(required = false) String toDate) {
 
@@ -186,7 +186,7 @@ public class DdlController {
     @GetMapping("/tables/{tableName}/history")
     public ResponseEntity<ApiResponse<?>> getTableDdlHistory(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         if (!isSuperAdmin(companyCode)) {
             return ResponseEntity.status(403).body(ApiResponse.error("최고 관리자 권한이 필요합니다."));
@@ -194,7 +194,7 @@ public class DdlController {
 
         List<Map<String, Object>> history = ddlService.getTableDdlHistory(tableName);
         return ResponseEntity.ok(ApiResponse.success(
-            Map.of("tableName", tableName, "history", history, "total", history.size()),
+            Map.of("table_name", tableName, "history", history, "total", history.size()),
             "테이블 DDL 히스토리 조회 성공"));
     }
 
@@ -204,7 +204,7 @@ public class DdlController {
     @GetMapping("/tables/{tableName}/info")
     public ResponseEntity<ApiResponse<?>> getTableInfo(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         if (!isSuperAdmin(companyCode)) {
             return ResponseEntity.status(403).body(ApiResponse.error("최고 관리자 권한이 필요합니다."));
@@ -228,7 +228,7 @@ public class DdlController {
      */
     @DeleteMapping("/logs/cleanup")
     public ResponseEntity<ApiResponse<?>> cleanupOldLogs(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(required = false, defaultValue = "90") int retentionDays) {
 
         if (!isSuperAdmin(companyCode)) {
@@ -237,7 +237,7 @@ public class DdlController {
 
         int deletedCount = ddlService.cleanupOldLogs(retentionDays);
         return ResponseEntity.ok(ApiResponse.success(
-            Map.of("deletedCount", deletedCount, "retentionDays", retentionDays),
+            Map.of("deleted_count", deletedCount, "retention_days", retentionDays),
             deletedCount + "개의 오래된 DDL 로그가 삭제되었습니다."));
     }
 
@@ -246,7 +246,7 @@ public class DdlController {
      */
     @GetMapping("/info")
     public ResponseEntity<ApiResponse<?>> getInfo(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         if (!isSuperAdmin(companyCode)) {
             return ResponseEntity.status(403).body(ApiResponse.error("최고 관리자 권한이 필요합니다."));
@@ -263,14 +263,14 @@ public class DdlController {
                 "logging", "모든 DDL 실행은 감사 로그에 기록"
             ),
             "endpoints", Map.of(
-                "createTable",    "POST /api/ddl/tables",
-                "addColumn",      "POST /api/ddl/tables/{tableName}/columns",
-                "dropTable",      "DELETE /api/ddl/tables/{tableName}",
+                "create_table",    "POST /api/ddl/tables",
+                "add_column",      "POST /api/ddl/tables/{tableName}/columns",
+                "drop_table",      "DELETE /api/ddl/tables/{tableName}",
                 "validate",       "POST /api/ddl/validate/table",
                 "logs",           "GET /api/ddl/logs",
                 "statistics",     "GET /api/ddl/statistics",
                 "history",        "GET /api/ddl/tables/{tableName}/history",
-                "tableInfo",      "GET /api/ddl/tables/{tableName}/info",
+                "table_info",      "GET /api/ddl/tables/{tableName}/info",
                 "cleanup",        "DELETE /api/ddl/logs/cleanup"
             )
         ), "DDL 서비스 정보"));

backend-spring/src/main/java/com/erp/controller/DeliveryController.java

@@ -20,36 +20,36 @@ public class DeliveryController {
 
     @GetMapping("/status")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDeliveryStatus(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(deliveryService.getDeliveryStatus(params)));
     }
 
     @GetMapping("/delayed")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDelayedDeliveries(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(deliveryService.getDelayedDeliveries(params)));
     }
 
     @GetMapping("/issues")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCustomerIssues(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(required = false) String status) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         if (status != null) params.put("status", status);
         return ResponseEntity.ok(ApiResponse.success(deliveryService.getCustomerIssues(params)));
     }
 
     @PutMapping("/{id}/status")
     public ResponseEntity<ApiResponse<Void>> updateDeliveryStatus(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         deliveryService.updateDeliveryStatus(body);
         return ResponseEntity.ok(ApiResponse.success(null));
@@ -57,10 +57,10 @@ public class DeliveryController {
 
     @PutMapping("/issues/{id}/status")
     public ResponseEntity<ApiResponse<Void>> updateIssueStatus(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         deliveryService.updateIssueStatus(body);
         return ResponseEntity.ok(ApiResponse.success(null));

backend-spring/src/main/java/com/erp/controller/DepartmentController.java

@@ -25,7 +25,7 @@ public class DepartmentController {
     @GetMapping("/companies/{companyCode}/departments")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDepartments(
             @PathVariable String companyCode,
-            @RequestAttribute("companyCode") String userCompanyCode) {
+            @RequestAttribute("company_code") String userCompanyCode) {
 
         if (!isSuperAdmin(userCompanyCode) && !userCompanyCode.equals(companyCode)) {
             return ResponseEntity.status(403)
@@ -58,7 +58,7 @@ public class DepartmentController {
     @PostMapping("/companies/{companyCode}/departments")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDepartment(
             @PathVariable String companyCode,
-            @RequestAttribute("companyCode") String userCompanyCode,
+            @RequestAttribute("company_code") String userCompanyCode,
             @RequestAttribute("role") String role,
             @RequestBody Map<String, Object> body) {
 
@@ -176,7 +176,7 @@ public class DepartmentController {
 
         // 프론트엔드는 snake_case(user_id)로 전송 (Node.js 호환)
         Object userIdObj = body.get("user_id");
-        if (userIdObj == null) userIdObj = body.get("userId");
+        if (userIdObj == null) userIdObj = body.get("user_id");
         if (userIdObj == null || userIdObj.toString().isBlank()) {
             return ResponseEntity.status(400).body(ApiResponse.error("사용자 ID를 입력해주세요."));
         }

backend-spring/src/main/java/com/erp/controller/DesignController.java

@@ -22,15 +22,15 @@ public class DesignController {
 
     @GetMapping("/requests")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDesignRequestList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(designService.getDesignRequestList(params)));
     }
 
     @GetMapping("/requests/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDesignRequestDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         Map<String, Object> result = designService.getDesignRequestDetail(id, companyCode);
         if (result == null) return ResponseEntity.status(404).body(ApiResponse.error("의뢰를 찾을 수 없습니다."));
@@ -39,16 +39,16 @@ public class DesignController {
 
     @PostMapping("/requests")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDesignRequest(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createDesignRequest(body, companyCode, userId)));
     }
 
     @PutMapping("/requests/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateDesignRequest(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String id,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = designService.updateDesignRequest(id, body, companyCode, userId);
@@ -58,7 +58,7 @@ public class DesignController {
 
     @DeleteMapping("/requests/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteDesignRequest(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         boolean deleted = designService.deleteDesignRequest(id, companyCode);
         if (!deleted) return ResponseEntity.status(404).body(ApiResponse.error("의뢰를 찾을 수 없습니다."));
@@ -67,8 +67,8 @@ public class DesignController {
 
     @PostMapping("/requests/{id}/history")
     public ResponseEntity<ApiResponse<Map<String, Object>>> addRequestHistory(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String id,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.addRequestHistory(id, body, companyCode, userId)));
@@ -80,15 +80,15 @@ public class DesignController {
 
     @GetMapping("/projects")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getProjectList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(designService.getProjectList(params)));
     }
 
     @GetMapping("/projects/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getProjectDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         Map<String, Object> result = designService.getProjectDetail(id, companyCode);
         if (result == null) return ResponseEntity.status(404).body(ApiResponse.error("프로젝트를 찾을 수 없습니다."));
@@ -97,15 +97,15 @@ public class DesignController {
 
     @PostMapping("/projects")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createProject(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createProject(body, companyCode, userId)));
     }
 
     @PutMapping("/projects/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateProject(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = designService.updateProject(id, body, companyCode);
@@ -115,7 +115,7 @@ public class DesignController {
 
     @DeleteMapping("/projects/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteProject(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         boolean deleted = designService.deleteProject(id, companyCode);
         if (!deleted) return ResponseEntity.status(404).body(ApiResponse.error("프로젝트를 찾을 수 없습니다."));
@@ -128,15 +128,15 @@ public class DesignController {
 
     @GetMapping("/projects/{projectId}/tasks")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTasksByProject(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String projectId) {
         return ResponseEntity.ok(ApiResponse.success(designService.getTasksByProject(projectId, companyCode)));
     }
 
     @PostMapping("/projects/{projectId}/tasks")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createTask(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String projectId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createTask(projectId, body, companyCode, userId)));
@@ -144,7 +144,7 @@ public class DesignController {
 
     @PutMapping("/tasks/{taskId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateTask(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String taskId,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = designService.updateTask(taskId, body, companyCode);
@@ -154,7 +154,7 @@ public class DesignController {
 
     @DeleteMapping("/tasks/{taskId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteTask(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String taskId) {
         boolean deleted = designService.deleteTask(taskId, companyCode);
         if (!deleted) return ResponseEntity.status(404).body(ApiResponse.error("태스크를 찾을 수 없습니다."));
@@ -167,15 +167,15 @@ public class DesignController {
 
     @GetMapping("/tasks/{taskId}/work-logs")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getWorkLogsByTask(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String taskId) {
         return ResponseEntity.ok(ApiResponse.success(designService.getWorkLogsByTask(taskId, companyCode)));
     }
 
     @PostMapping("/tasks/{taskId}/work-logs")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createWorkLog(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String taskId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createWorkLog(taskId, body, companyCode, userId)));
@@ -183,7 +183,7 @@ public class DesignController {
 
     @DeleteMapping("/work-logs/{workLogId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteWorkLog(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String workLogId) {
         boolean deleted = designService.deleteWorkLog(workLogId, companyCode);
         if (!deleted) return ResponseEntity.status(404).body(ApiResponse.error("작업일지를 찾을 수 없습니다."));
@@ -196,8 +196,8 @@ public class DesignController {
 
     @PostMapping("/tasks/{taskId}/sub-items")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createSubItem(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String taskId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createSubItem(taskId, body, companyCode, userId)));
@@ -205,7 +205,7 @@ public class DesignController {
 
     @PutMapping("/sub-items/{subItemId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateSubItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String subItemId,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = designService.updateSubItem(subItemId, body, companyCode);
@@ -215,7 +215,7 @@ public class DesignController {
 
     @DeleteMapping("/sub-items/{subItemId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteSubItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String subItemId) {
         boolean deleted = designService.deleteSubItem(subItemId, companyCode);
         if (!deleted) return ResponseEntity.status(404).body(ApiResponse.error("하위항목을 찾을 수 없습니다."));
@@ -228,8 +228,8 @@ public class DesignController {
 
     @PostMapping("/tasks/{taskId}/issues")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createIssue(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String taskId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createIssue(taskId, body, companyCode, userId)));
@@ -237,7 +237,7 @@ public class DesignController {
 
     @PutMapping("/issues/{issueId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateIssue(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String issueId,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = designService.updateIssue(issueId, body, companyCode);
@@ -251,24 +251,24 @@ public class DesignController {
 
     @GetMapping("/ecn")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getEcnList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(designService.getEcnList(params)));
     }
 
     @PostMapping("/ecn")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createEcn(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createEcn(body, companyCode, userId)));
     }
 
     @PutMapping("/ecn/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateEcn(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String id,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = designService.updateEcn(id, body, companyCode, userId);
@@ -278,7 +278,7 @@ public class DesignController {
 
     @DeleteMapping("/ecn/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteEcn(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         boolean deleted = designService.deleteEcn(id, companyCode);
         if (!deleted) return ResponseEntity.status(404).body(ApiResponse.error("ECN을 찾을 수 없습니다."));
@@ -291,8 +291,8 @@ public class DesignController {
 
     @GetMapping("/my-work")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMyWork(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userName", required = false) String userName,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_name", required = false) String userName,
             @RequestParam Map<String, Object> params) {
         return ResponseEntity.ok(ApiResponse.success(designService.getMyWork(params, companyCode, userName)));
     }
@@ -303,8 +303,8 @@ public class DesignController {
 
     @PostMapping("/work-logs/{workLogId}/purchase-reqs")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createPurchaseReq(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String workLogId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createPurchaseReq(workLogId, body, companyCode, userId)));
@@ -312,8 +312,8 @@ public class DesignController {
 
     @PostMapping("/work-logs/{workLogId}/coop-reqs")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createCoopReq(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String workLogId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.createCoopReq(workLogId, body, companyCode, userId)));
@@ -321,8 +321,8 @@ public class DesignController {
 
     @PostMapping("/coop-reqs/{coopReqId}/responses")
     public ResponseEntity<ApiResponse<Map<String, Object>>> addCoopResponse(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String coopReqId,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(designService.addCoopResponse(coopReqId, body, companyCode, userId)));

backend-spring/src/main/java/com/erp/controller/DigitalTwinController.java

@@ -21,19 +21,19 @@ public class DigitalTwinController {
     /** GET /layouts → 레이아웃 목록 */
     @GetMapping("/layouts")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDigitalTwinLayoutList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(digitalTwinService.getDigitalTwinLayoutList(params)));
     }
 
     /** GET /layouts/:id → 레이아웃 상세 (객체 포함) */
     @GetMapping("/layouts/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDigitalTwinLayoutInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         Map<String, Object> result = digitalTwinService.getDigitalTwinLayoutInfo(params);
         if (result == null) {
@@ -45,11 +45,11 @@ public class DigitalTwinController {
     /** POST /layouts → 레이아웃 생성 */
     @PostMapping("/layouts")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDigitalTwinLayout(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("createdBy", userId);
+        body.put("company_code", companyCode);
+        body.put("created_by", userId);
         Map<String, Object> result = digitalTwinService.createDigitalTwinLayout(body);
         return ResponseEntity.status(201).body(ApiResponse.success(result));
     }
@@ -57,12 +57,12 @@ public class DigitalTwinController {
     /** PUT /layouts/:id → 레이아웃 수정 */
     @PutMapping("/layouts/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateDigitalTwinLayout(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("updatedBy", userId);
+        body.put("company_code", companyCode);
+        body.put("updated_by", userId);
         body.put("id", id);
         Map<String, Object> result = digitalTwinService.updateDigitalTwinLayout(body);
         if (result == null) {
@@ -74,10 +74,10 @@ public class DigitalTwinController {
     /** DELETE /layouts/:id → 레이아웃 삭제 */
     @DeleteMapping("/layouts/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteDigitalTwinLayout(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         boolean deleted = digitalTwinService.deleteDigitalTwinLayout(params);
         if (!deleted) {
@@ -91,19 +91,19 @@ public class DigitalTwinController {
     /** GET /mapping-templates → 매핑 템플릿 목록 */
     @GetMapping("/mapping-templates")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDigitalTwinTemplateList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(digitalTwinService.getDigitalTwinTemplateList(params)));
     }
 
     /** GET /mapping-templates/:id → 매핑 템플릿 상세 */
     @GetMapping("/mapping-templates/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDigitalTwinTemplateInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         Map<String, Object> result = digitalTwinService.getDigitalTwinTemplateInfo(params);
         if (result == null) {
@@ -115,14 +115,14 @@ public class DigitalTwinController {
     /** POST /mapping-templates → 매핑 템플릿 생성 */
     @PostMapping("/mapping-templates")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDigitalTwinTemplate(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("name") == null || body.get("externalDbConnectionId") == null || body.get("config") == null) {
+        if (body.get("name") == null || body.get("external_db_connection_id") == null || body.get("config") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("필수 필드가 누락되었습니다. (name, externalDbConnectionId, config)"));
         }
-        body.put("companyCode", companyCode);
-        body.put("createdBy", userId);
+        body.put("company_code", companyCode);
+        body.put("created_by", userId);
         Map<String, Object> result = digitalTwinService.createDigitalTwinTemplate(body);
         return ResponseEntity.status(201).body(ApiResponse.success(result));
     }
@@ -133,7 +133,7 @@ public class DigitalTwinController {
     @PostMapping("/data/hierarchy")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getHierarchyData(
             @RequestBody Map<String, Object> body) {
-        if (body.get("externalDbConnectionId") == null || body.get("hierarchyConfig") == null) {
+        if (body.get("external_db_connection_id") == null || body.get("hierarchy_config") == null) {
             return ResponseEntity.status(400).body(
                     ApiResponse.error("외부 DB 연결 ID와 계층 구조 설정이 필요합니다."));
         }
@@ -145,8 +145,8 @@ public class DigitalTwinController {
     @PostMapping("/data/children")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getChildrenData(
             @RequestBody Map<String, Object> body) {
-        if (body.get("externalDbConnectionId") == null || body.get("hierarchyConfig") == null
-                || body.get("parentLevel") == null || body.get("parentKey") == null) {
+        if (body.get("external_db_connection_id") == null || body.get("hierarchy_config") == null
+                || body.get("parent_level") == null || body.get("parent_key") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("필수 파라미터가 누락되었습니다."));
         }
         List<Map<String, Object>> result = digitalTwinService.getChildrenData(body);
@@ -219,8 +219,8 @@ public class DigitalTwinController {
     @PostMapping("/data/material-counts")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMaterialCounts(
             @RequestBody Map<String, Object> body) {
-        if (body.get("externalDbConnectionId") == null || body.get("locationKeys") == null
-                || body.get("tableName") == null) {
+        if (body.get("external_db_connection_id") == null || body.get("location_keys") == null
+                || body.get("table_name") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("필수 파라미터가 누락되었습니다."));
         }
         List<Map<String, Object>> result = digitalTwinService.getMaterialCounts(body);

backend-spring/src/main/java/com/erp/controller/DriverController.java

@@ -18,23 +18,23 @@ public class DriverController {
     /** GET /list → 운전자 목록 (admin용 / api_test 호환) */
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDriverList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(driverService.getDriverList(params)));
     }
 
     /** GET /profile → 운전자 프로필 조회 */
     @GetMapping("/profile")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDriverProfile(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId) {
         if (userId == null) {
             return ResponseEntity.status(401).body(ApiResponse.error("인증이 필요합니다."));
         }
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("userId", userId);
+        params.put("company_code", companyCode);
+        params.put("user_id", userId);
         Map<String, Object> result = driverService.getDriverProfile(params);
         if (result == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("사용자를 찾을 수 없습니다."));
@@ -45,14 +45,14 @@ public class DriverController {
     /** PUT /profile → 운전자 프로필 수정 */
     @PutMapping("/profile")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateDriverProfile(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         if (userId == null) {
             return ResponseEntity.status(401).body(ApiResponse.error("인증이 필요합니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         driverService.updateDriverProfile(body);
         return ResponseEntity.ok(ApiResponse.success(null, "프로필이 수정되었습니다."));
     }
@@ -60,8 +60,8 @@ public class DriverController {
     /** PUT /status → 차량 상태 변경 (off: 대기, maintenance: 정비) */
     @PutMapping("/status")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateDriverStatus(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         if (userId == null) {
             return ResponseEntity.status(401).body(ApiResponse.error("인증이 필요합니다."));
@@ -71,7 +71,7 @@ public class DriverController {
             return ResponseEntity.status(400).body(
                     ApiResponse.error("유효하지 않은 상태값입니다. (off: 대기, maintenance: 정비)"));
         }
-        body.put("userId", userId);
+        body.put("user_id", userId);
         driverService.updateDriverStatus(body);
         String msg = "off".equals(status) ? "차량 상태가 대기로 변경되었습니다." : "차량 상태가 정비로 변경되었습니다.";
         return ResponseEntity.ok(ApiResponse.success(null, msg));
@@ -80,13 +80,13 @@ public class DriverController {
     /** DELETE /vehicle → 차량 삭제 (기록 보존) */
     @DeleteMapping("/vehicle")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteDriverVehicle(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId) {
         if (userId == null) {
             return ResponseEntity.status(401).body(ApiResponse.error("인증이 필요합니다."));
         }
         Map<String, Object> params = new HashMap<>();
-        params.put("userId", userId);
+        params.put("user_id", userId);
         driverService.deleteDriverVehicle(params);
         return ResponseEntity.ok(ApiResponse.success(null, "차량이 삭제되었습니다."));
     }
@@ -94,17 +94,17 @@ public class DriverController {
     /** POST /vehicle → 새 차량 등록 */
     @PostMapping("/vehicle")
     public ResponseEntity<ApiResponse<Map<String, Object>>> registerDriverVehicle(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         if (userId == null) {
             return ResponseEntity.status(401).body(ApiResponse.error("인증이 필요합니다."));
         }
-        if (body.get("vehicleNumber") == null) {
+        if (body.get("vehicle_number") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("차량번호는 필수입니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         driverService.registerDriverVehicle(body);
         return ResponseEntity.ok(ApiResponse.success(null, "차량이 등록되었습니다."));
     }
@@ -112,13 +112,13 @@ public class DriverController {
     /** DELETE /account → 회원 탈퇴 */
     @DeleteMapping("/account")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteDriverAccount(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId) {
         if (userId == null) {
             return ResponseEntity.status(401).body(ApiResponse.error("인증이 필요합니다."));
         }
         Map<String, Object> params = new HashMap<>();
-        params.put("userId", userId);
+        params.put("user_id", userId);
         driverService.deleteDriverAccount(params);
         return ResponseEntity.ok(ApiResponse.success(null, "회원 탈퇴가 완료되었습니다."));
     }

backend-spring/src/main/java/com/erp/controller/DynamicFormController.java

@@ -25,13 +25,13 @@ public class DynamicFormController {
 
     @PostMapping("/save")
     public ResponseEntity<ApiResponse<Object>> saveFormData(
-            @RequestAttribute("userId") String userId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body,
             HttpServletRequest request) {
 
-        Object screenIdRaw = body.get("screenId");
-        String tableName = (String) body.get("tableName");
+        Object screenIdRaw = body.get("screen_id");
+        String tableName = (String) body.get("table_name");
         Map<String, Object> data = (Map<String, Object>) body.get("data");
 
         if (screenIdRaw == null || tableName == null || data == null) {
@@ -70,12 +70,12 @@ public class DynamicFormController {
 
     @PostMapping("/save-enhanced")
     public ResponseEntity<ApiResponse<Object>> saveFormDataEnhanced(
-            @RequestAttribute("userId") String userId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        Object screenIdRaw = body.get("screenId");
-        String tableName = (String) body.get("tableName");
+        Object screenIdRaw = body.get("screen_id");
+        String tableName = (String) body.get("table_name");
         Map<String, Object> data = (Map<String, Object>) body.get("data");
 
         if (screenIdRaw == null || tableName == null || data == null) {
@@ -111,15 +111,15 @@ public class DynamicFormController {
 
     @PutMapping("/update-field")
     public ResponseEntity<ApiResponse<Object>> updateFieldValue(
-            @RequestAttribute("userId") String userId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        String tableName = (String) body.get("tableName");
-        String keyField = (String) body.get("keyField");
-        Object keyValue = body.get("keyValue");
-        String updateField = (String) body.get("updateField");
-        Object updateValue = body.get("updateValue");
+        String tableName = (String) body.get("table_name");
+        String keyField = (String) body.get("key_field");
+        Object keyValue = body.get("key_value");
+        String updateField = (String) body.get("update_field");
+        Object updateValue = body.get("update_value");
 
         if (tableName == null || keyField == null || keyValue == null
                 || updateField == null || updateValue == null) {
@@ -150,11 +150,11 @@ public class DynamicFormController {
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Object>> updateFormData(
             @PathVariable String id,
-            @RequestAttribute("userId") String userId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        String tableName = (String) body.get("tableName");
+        String tableName = (String) body.get("table_name");
         Map<String, Object> data = (Map<String, Object>) body.get("data");
 
         if (tableName == null || data == null) {
@@ -182,13 +182,13 @@ public class DynamicFormController {
     @PatchMapping("/{id}/partial")
     public ResponseEntity<ApiResponse<Object>> updateFormDataPartial(
             @PathVariable String id,
-            @RequestAttribute("userId") String userId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        String tableName = (String) body.get("tableName");
-        Map<String, Object> originalData = (Map<String, Object>) body.get("originalData");
-        Map<String, Object> newData = (Map<String, Object>) body.get("newData");
+        String tableName = (String) body.get("table_name");
+        Map<String, Object> originalData = (Map<String, Object>) body.get("original_data");
+        Map<String, Object> newData = (Map<String, Object>) body.get("new_data");
 
         if (tableName == null || originalData == null || newData == null) {
             return ResponseEntity.badRequest()
@@ -215,13 +215,13 @@ public class DynamicFormController {
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteFormData(
             @PathVariable String id,
-            @RequestAttribute("userId") String userId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody(required = false) Map<String, Object> body) {
 
         if (body == null) body = new HashMap<>();
-        String tableName = (String) body.get("tableName");
-        Object screenIdRaw = body.get("screenId");
+        String tableName = (String) body.get("table_name");
+        Object screenIdRaw = body.get("screen_id");
 
         if (tableName == null) {
             return ResponseEntity.badRequest()
@@ -257,8 +257,8 @@ public class DynamicFormController {
             params.put("page", page);
             params.put("size", size);
             params.put("search", search.isEmpty() ? null : search);
-            params.put("sortBy", sortBy);
-            params.put("sortOrder", sortOrder);
+            params.put("sort_by", sortBy);
+            params.put("sort_order", sortOrder);
             int sid = (screenId != null) ? screenId : 0;
             Map<String, Object> result = dynamicFormService.getFormDataList(sid, params);
             return ResponseEntity.ok(ApiResponse.success(result));
@@ -285,8 +285,8 @@ public class DynamicFormController {
             params.put("page", page);
             params.put("size", size);
             params.put("search", search.isEmpty() ? null : search);
-            params.put("sortBy", sortBy);
-            params.put("sortOrder", sortOrder);
+            params.put("sort_by", sortBy);
+            params.put("sort_order", sortOrder);
 
             Map<String, Object> result = dynamicFormService.getFormDataList(screenId, params);
             return ResponseEntity.ok(ApiResponse.success(result));
@@ -304,7 +304,7 @@ public class DynamicFormController {
         try {
             List<Map<String, Object>> columns = dynamicFormService.getTableColumns(tableName);
             Map<String, Object> data = new LinkedHashMap<>();
-            data.put("tableName", tableName);
+            data.put("table_name", tableName);
             data.put("columns", columns);
             return ResponseEntity.ok(ApiResponse.success(data));
         } catch (Exception e) {
@@ -339,7 +339,7 @@ public class DynamicFormController {
     public ResponseEntity<ApiResponse<Object>> validateFormData(
             @RequestBody Map<String, Object> body) {
 
-        String tableName = (String) body.get("tableName");
+        String tableName = (String) body.get("table_name");
         Map<String, Object> data = (Map<String, Object>) body.get("data");
 
         if (tableName == null || data == null) {
@@ -362,7 +362,7 @@ public class DynamicFormController {
     @GetMapping("/location-history/{tripId}")
     public ResponseEntity<ApiResponse<Object>> getLocationHistory(
             @PathVariable String tripId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(required = false) String userId,
             @RequestParam(required = false) String startDate,
             @RequestParam(required = false) String endDate,
@@ -370,11 +370,11 @@ public class DynamicFormController {
 
         try {
             Map<String, Object> params = new LinkedHashMap<>();
-            params.put("companyCode", companyCode);
-            params.put("tripId", tripId);
-            if (userId != null) params.put("userId", userId);
-            if (startDate != null) params.put("startDate", startDate);
-            if (endDate != null) params.put("endDate", endDate);
+            params.put("company_code", companyCode);
+            params.put("trip_id", tripId);
+            if (userId != null) params.put("user_id", userId);
+            if (startDate != null) params.put("start_date", startDate);
+            if (endDate != null) params.put("end_date", endDate);
             params.put("limit", limit != null ? limit : 1000);
 
             List<Map<String, Object>> result = dynamicFormService.getLocationHistory(params);
@@ -395,8 +395,8 @@ public class DynamicFormController {
 
     @PostMapping("/location-history")
     public ResponseEntity<ApiResponse<Object>> saveLocationHistory(
-            @RequestAttribute("userId") String loginUserId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("user_id") String loginUserId,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
         Double latitude = body.get("latitude") != null ? ((Number) body.get("latitude")).doubleValue() : null;
@@ -407,25 +407,25 @@ public class DynamicFormController {
                     .body(ApiResponse.error("필수 필드가 누락되었습니다. (latitude, longitude)"));
         }
 
-        String userId = body.containsKey("userId") ? (String) body.get("userId") : loginUserId;
+        String userId = body.containsKey("user_id") ? (String) body.get("user_id") : loginUserId;
 
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("userId", userId);
-        params.put("companyCode", companyCode);
+        params.put("user_id", userId);
+        params.put("company_code", companyCode);
         params.put("latitude", latitude);
         params.put("longitude", longitude);
         params.put("accuracy", body.get("accuracy"));
         params.put("altitude", body.get("altitude"));
         params.put("speed", body.get("speed"));
         params.put("heading", body.get("heading"));
-        params.put("tripId", body.get("tripId"));
-        params.put("tripStatus", body.getOrDefault("tripStatus", "active"));
+        params.put("trip_id", body.get("trip_id"));
+        params.put("trip_status", body.getOrDefault("trip_status", "active"));
         params.put("departure", body.get("departure"));
         params.put("arrival", body.get("arrival"));
-        params.put("departureName", body.get("departureName"));
-        params.put("destinationName", body.get("destinationName"));
-        params.put("recordedAt", body.getOrDefault("recordedAt", new java.util.Date().toInstant().toString()));
-        params.put("vehicleId", body.get("vehicleId"));
+        params.put("departure_name", body.get("departure_name"));
+        params.put("destination_name", body.get("destination_name"));
+        params.put("recorded_at", body.getOrDefault("recorded_at", new java.util.Date().toInstant().toString()));
+        params.put("vehicle_id", body.get("vehicle_id"));
 
         try {
             Map<String, Object> result = dynamicFormService.saveLocationHistory(params);

backend-spring/src/main/java/com/erp/controller/EntityJoinController.java

@@ -38,11 +38,11 @@ public class EntityJoinController {
     @GetMapping("/tables/{tableName}/data-with-joins")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTableDataWithJoins(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> queryParams) {
 
         Map<String, Object> options = new HashMap<>(queryParams);
-        options.put("companyCode", companyCode);
+        options.put("company_code", companyCode);
 
         // search 파라미터 JSON 파싱
         Object searchRaw = queryParams.get("search");
@@ -56,17 +56,17 @@ public class EntityJoinController {
         }
 
         // autoFilter 파싱 (멀티테넌시)
-        Object autoFilterRaw = queryParams.get("autoFilter");
+        Object autoFilterRaw = queryParams.get("auto_filter");
         if (autoFilterRaw instanceof String af && !af.isBlank()) {
             try {
                 Map<String, Object> autoFilter = objectMapper.readValue(af, new TypeReference<>() {});
                 Boolean enabled = (Boolean) autoFilter.getOrDefault("enabled", false);
                 if (Boolean.TRUE.equals(enabled)) {
-                    String filterColumn = (String) autoFilter.getOrDefault("filterColumn", "company_code");
+                    String filterColumn = (String) autoFilter.getOrDefault("filter_column", "company_code");
                     Map<String, Object> search = getOrCreateSearch(options);
                     String finalCode = companyCode;
-                    if ("*".equals(companyCode) && autoFilter.get("companyCodeOverride") != null) {
-                        finalCode = (String) autoFilter.get("companyCodeOverride");
+                    if ("*".equals(companyCode) && autoFilter.get("company_code_override") != null) {
+                        finalCode = (String) autoFilter.get("company_code_override");
                     }
                     search.put(filterColumn, finalCode);
                     options.put("search", search);
@@ -91,14 +91,14 @@ public class EntityJoinController {
     @GetMapping("/tables/{tableName}/entity-joins")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getEntityJoinConfigs(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         List<Map<String, Object>> joinConfigs =
                 entityJoinService.detectEntityJoins(tableName, null, companyCode);
 
         Map<String, Object> data = new HashMap<>();
-        data.put("tableName", tableName);
-        data.put("joinConfigs", joinConfigs);
+        data.put("table_name", tableName);
+        data.put("join_configs", joinConfigs);
         data.put("count", joinConfigs.size());
         return ResponseEntity.ok(ApiResponse.success(data, "Entity 조인 설정 조회 성공"));
     }
@@ -111,12 +111,12 @@ public class EntityJoinController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateEntitySettings(
             @PathVariable String tableName,
             @PathVariable String columnName,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        String webType = (String) body.get("webType");
-        String referenceTable  = (String) body.get("referenceTable");
-        String referenceColumn = (String) body.get("referenceColumn");
+        String webType = (String) body.get("web_type");
+        String referenceTable  = (String) body.get("reference_table");
+        String referenceColumn = (String) body.get("reference_column");
 
         if ("entity".equals(webType) && (referenceTable == null || referenceColumn == null)) {
             return ResponseEntity.badRequest()
@@ -127,19 +127,19 @@ public class EntityJoinController {
 
         // 관련 캐시 무효화
         if ("entity".equals(webType) && referenceTable != null) {
-            String displayColumn = (String) body.get("displayColumn");
-            String referenceColVal = (String) body.get("referenceColumn");
+            String displayColumn = (String) body.get("display_column");
+            String referenceColVal = (String) body.get("reference_column");
             entityJoinService.invalidateCache(referenceTable, referenceColVal, displayColumn);
         }
 
         Map<String, Object> data = new HashMap<>();
-        data.put("tableName", tableName);
-        data.put("columnName", columnName);
+        data.put("table_name", tableName);
+        data.put("column_name", columnName);
         data.put("settings", Map.of(
-                "webType", webType != null ? webType : "",
-                "referenceTable",  referenceTable  != null ? referenceTable  : "",
-                "referenceColumn", referenceColumn != null ? referenceColumn : "",
-                "displayColumn",   body.getOrDefault("displayColumn", "")));
+                "web_type", webType != null ? webType : "",
+                "reference_table",  referenceTable  != null ? referenceTable  : "",
+                "reference_column", referenceColumn != null ? referenceColumn : "",
+                "display_column",   body.getOrDefault("display_column", "")));
         return ResponseEntity.ok(ApiResponse.success(data, "Entity 설정 업데이트 성공"));
     }
 
@@ -154,7 +154,7 @@ public class EntityJoinController {
     @GetMapping("/tables/{tableName}/entity-join-columns")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getEntityJoinColumns(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         Map<String, Object> result = entityJoinService.getEntityJoinColumns(tableName, companyCode);
         return ResponseEntity.ok(ApiResponse.success(result, "Entity 조인 컬럼 조회 성공"));
@@ -167,13 +167,13 @@ public class EntityJoinController {
     @GetMapping("/reference-tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getReferenceTableColumns(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         List<Map<String, Object>> columns =
                 entityJoinService.getReferenceTableColumns(tableName, companyCode);
 
         Map<String, Object> data = new HashMap<>();
-        data.put("tableName", tableName);
+        data.put("table_name", tableName);
         data.put("columns", columns);
         data.put("count", columns.size());
         return ResponseEntity.ok(ApiResponse.success(data, "참조 테이블 컬럼 조회 성공"));
@@ -223,7 +223,7 @@ public class EntityJoinController {
         @SuppressWarnings("unchecked")
         List<Map<String, Object>> caches = (List<Map<String, Object>>) cacheStatus.get("caches");
         Map<String, Object> data = new HashMap<>();
-        data.put("preloadedCaches", caches != null ? caches.size() : 0);
+        data.put("preloaded_caches", caches != null ? caches.size() : 0);
         data.put("caches", caches);
         return ResponseEntity.ok(ApiResponse.success(data, "공통 참조 테이블 캐싱 완료"));
     }

backend-spring/src/main/java/com/erp/controller/EntityReferenceController.java

@@ -30,11 +30,11 @@ public class EntityReferenceController {
             @PathVariable String codeCategory,
             @RequestParam(required = false, defaultValue = "100") Integer limit,
             @RequestParam(required = false) String search,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         Map<String, Object> params = new HashMap<>();
-        params.put("codeCategory", codeCategory);
-        params.put("companyCode",  companyCode);
+        params.put("code_category", codeCategory);
+        params.put("company_code",  companyCode);
         params.put("limit",        limit);
         if (search != null) params.put("search", search);
 
@@ -56,12 +56,12 @@ public class EntityReferenceController {
             @PathVariable String columnName,
             @RequestParam(required = false, defaultValue = "100") Integer limit,
             @RequestParam(required = false) String search,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         Map<String, Object> params = new HashMap<>();
-        params.put("tableName",   tableName);
-        params.put("columnName",  columnName);
-        params.put("companyCode", companyCode);
+        params.put("table_name",   tableName);
+        params.put("column_name",  columnName);
+        params.put("company_code", companyCode);
         params.put("limit",       limit);
         if (search != null) params.put("search", search);
 

backend-spring/src/main/java/com/erp/controller/EntitySearchController.java

@@ -39,7 +39,7 @@ public class EntitySearchController {
             @RequestParam(defaultValue = "{}") String filterCondition,
             @RequestParam(defaultValue = "1")  String page,
             @RequestParam(defaultValue = "20") String limit,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         if (tableName == null || tableName.isBlank()
                 || "undefined".equals(tableName) || "null".equals(tableName)) {
@@ -48,11 +48,11 @@ public class EntitySearchController {
         }
 
         Map<String, Object> params = new HashMap<>();
-        params.put("tableName",       tableName);
-        params.put("companyCode",     companyCode);
-        params.put("searchText",      searchText);
-        params.put("searchFields",    searchFields);
-        params.put("filterCondition", filterCondition);
+        params.put("table_name",       tableName);
+        params.put("company_code",     companyCode);
+        params.put("search_text",      searchText);
+        params.put("search_fields",    searchFields);
+        params.put("filter_condition", filterCondition);
         params.put("page",            page);
         params.put("limit",           limit);
 
@@ -83,7 +83,7 @@ public class EntitySearchController {
             @RequestParam(defaultValue = "name") String label,
             @RequestParam(required = false)      String fields,
             @RequestParam(required = false)      String filters,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         if (tableName == null || tableName.isBlank()
                 || "undefined".equals(tableName) || "null".equals(tableName)) {
@@ -91,8 +91,8 @@ public class EntitySearchController {
         }
 
         Map<String, Object> params = new HashMap<>();
-        params.put("tableName",   tableName);
-        params.put("companyCode", companyCode);
+        params.put("table_name",   tableName);
+        params.put("company_code", companyCode);
         params.put("value",       value);
         params.put("label",       label);
         params.put("fields",      fields);
@@ -118,7 +118,7 @@ public class EntitySearchController {
             @PathVariable String columnName,
             @RequestParam(required = false) String labelColumn,
             @RequestParam(required = false) String filters,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         if (tableName == null || tableName.isBlank()
                 || "undefined".equals(tableName) || "null".equals(tableName)) {
@@ -130,10 +130,10 @@ public class EntitySearchController {
         }
 
         Map<String, Object> params = new HashMap<>();
-        params.put("tableName",   tableName);
-        params.put("columnName",  columnName);
-        params.put("companyCode", companyCode);
-        params.put("labelColumn", labelColumn);
+        params.put("table_name",   tableName);
+        params.put("column_name",  columnName);
+        params.put("company_code", companyCode);
+        params.put("label_column", labelColumn);
         params.put("filters",     filters);
 
         try {

backend-spring/src/main/java/com/erp/controller/ExcelMappingController.java

@@ -18,46 +18,46 @@ public class ExcelMappingController {
 
     @PostMapping("/find")
     public ResponseEntity<ApiResponse<Map<String, Object>>> findMappingByColumns(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tableName") == null || body.get("excelColumns") == null) {
+        if (body.get("table_name") == null || body.get("excel_columns") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("tableName과 excelColumns는 필수입니다."));
         }
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         Map<String, Object> result = excelMappingService.findMappingByColumns(body);
         return ResponseEntity.ok(ApiResponse.success(result));
     }
 
     @PostMapping("/save")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveMappingTemplate(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tableName") == null || body.get("excelColumns") == null || body.get("columnMappings") == null) {
+        if (body.get("table_name") == null || body.get("excel_columns") == null || body.get("column_mappings") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("tableName, excelColumns, columnMappings는 필수입니다."));
         }
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         Map<String, Object> result = excelMappingService.saveMappingTemplate(body);
         return ResponseEntity.ok(ApiResponse.success(result, "매핑 템플릿이 저장되었습니다."));
     }
 
     @GetMapping("/list/{tableName}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMappingTemplates(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName) {
         Map<String, Object> params = new HashMap<>();
-        params.put("tableName", tableName);
-        params.put("companyCode", companyCode);
+        params.put("table_name", tableName);
+        params.put("company_code", companyCode);
         List<Map<String, Object>> result = excelMappingService.getMappingTemplates(params);
         return ResponseEntity.ok(ApiResponse.success(result));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteMappingTemplate(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
         params.put("id", id);
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         boolean deleted = excelMappingService.deleteMappingTemplate(params);
         if (!deleted) {
             return ResponseEntity.status(404).body(ApiResponse.error("매핑 템플릿을 찾을 수 없습니다."));

backend-spring/src/main/java/com/erp/controller/ExternalCallConfigController.java

@@ -25,9 +25,9 @@ public class ExternalCallConfigController {
      */
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getExternalCallConfigList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> queryParams) {
-        queryParams.put("companyCode", companyCode);
+        queryParams.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
             externalCallConfigService.getExternalCallConfigList(queryParams)));
     }
@@ -39,7 +39,7 @@ public class ExternalCallConfigController {
      */
     @GetMapping("/for-button-control")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getExternalCallConfigForButtonControl(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
             externalCallConfigService.getExternalCallConfigForButtonControl(companyCode)));
     }
@@ -51,10 +51,10 @@ public class ExternalCallConfigController {
      */
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getExternalCallConfigInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         Map<String, Object> config = externalCallConfigService.getExternalCallConfigInfo(params);
         if (config == null) {
@@ -71,10 +71,10 @@ public class ExternalCallConfigController {
      */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertExternalCallConfig(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("created_by", userId);
         body.put("updated_by", userId);
         try {
@@ -93,11 +93,11 @@ public class ExternalCallConfigController {
      */
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateExternalCallConfig(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable int id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("updated_by", userId);
         body.put("id", id);
         try {
@@ -117,13 +117,13 @@ public class ExternalCallConfigController {
      */
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteExternalCallConfig(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable int id) {
         Map<String, Object> params = new HashMap<>();
         params.put("id", id);
-        params.put("companyCode", companyCode);
-        params.put("updatedBy", userId);
+        params.put("company_code", companyCode);
+        params.put("updated_by", userId);
         try {
             externalCallConfigService.deleteExternalCallConfig(params);
             return ResponseEntity.ok(ApiResponse.success(null, "외부 호출 설정이 성공적으로 삭제되었습니다."));
@@ -139,7 +139,7 @@ public class ExternalCallConfigController {
      */
     @PostMapping("/{id}/test")
     public ResponseEntity<ApiResponse<Map<String, Object>>> testExternalCallConfig(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id) {
         Map<String, Object> result = externalCallConfigService.testExternalCallConfig(id);
         String message = (String) result.get("message");
@@ -153,13 +153,13 @@ public class ExternalCallConfigController {
      */
     @PostMapping("/{id}/execute")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeExternalCallConfig(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable int id,
             @RequestBody(required = false) Map<String, Object> body) {
         Map<String, Object> contextData = body != null ? new HashMap<>(body) : new HashMap<>();
-        contextData.put("userId", userId);
-        contextData.put("companyCode", companyCode);
+        contextData.put("user_id", userId);
+        contextData.put("company_code", companyCode);
         Map<String, Object> result = externalCallConfigService.executeExternalCallConfig(id, contextData);
         String message = (String) result.get("message");
         return ResponseEntity.ok(ApiResponse.success(result, message));

backend-spring/src/main/java/com/erp/controller/ExternalCallController.java

@@ -22,7 +22,7 @@ public class ExternalCallController {
     @SuppressWarnings("unchecked")
     @PostMapping("/test")
     public ResponseEntity<ApiResponse<Map<String, Object>>> testExternalCall(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
         Map<String, Object> settings = (Map<String, Object>) body.get("settings");
@@ -41,20 +41,20 @@ public class ExternalCallController {
         }
 
         // 테스트 요청 생성
-        Map<String, Object> templateData = (Map<String, Object>) body.get("templateData");
+        Map<String, Object> templateData = (Map<String, Object>) body.get("template_data");
         if (templateData == null) {
             templateData = Map.of(
-                "recordCount", 5,
-                "tableName", "test_table",
+                "record_count", 5,
+                "table_name", "test_table",
                 "timestamp", new Date().toString()
             );
         }
 
         Map<String, Object> request = new LinkedHashMap<>();
-        request.put("diagramId", 0);
-        request.put("relationshipId", "test");
+        request.put("diagram_id", 0);
+        request.put("relationship_id", "test");
         request.put("settings", settings);
-        request.put("templateData", templateData);
+        request.put("template_data", templateData);
 
         Map<String, Object> result = service.executeExternalCall(request);
         boolean success = Boolean.TRUE.equals(result.get("success"));
@@ -70,11 +70,11 @@ public class ExternalCallController {
     @SuppressWarnings("unchecked")
     @PostMapping("/execute")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeExternalCall(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        Object diagramId = body.get("diagramId");
-        String relationshipId = (String) body.get("relationshipId");
+        Object diagramId = body.get("diagram_id");
+        String relationshipId = (String) body.get("relationship_id");
         Map<String, Object> settings = (Map<String, Object>) body.get("settings");
 
         if (diagramId == null || relationshipId == null || settings == null) {
@@ -102,7 +102,7 @@ public class ExternalCallController {
 
     @GetMapping("/types")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getExternalCallTypeList(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> types = service.getExternalCallTypeList();
         return ResponseEntity.ok(ApiResponse.success(types, "지원되는 외부 호출 타입 목록"));
     }
@@ -112,7 +112,7 @@ public class ExternalCallController {
     @SuppressWarnings("unchecked")
     @PostMapping("/validate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> validateExternalCallSettings(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
         Map<String, Object> settings = (Map<String, Object>) body.get("settings");

backend-spring/src/main/java/com/erp/controller/ExternalDbConnectionController.java

@@ -33,7 +33,7 @@ public class ExternalDbConnectionController {
      */
     @GetMapping("/types/supported")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getSupportedTypes(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(
             ApiResponse.success(service.getSupportedTypes(), "지원하는 DB 타입 목록을 조회했습니다."));
     }
@@ -45,9 +45,9 @@ public class ExternalDbConnectionController {
      */
     @GetMapping("/pool-status")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getPoolStatus(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> status = service.getPoolStatus();
-        String msg = status.get("totalPools") + "개의 연결 풀 상태를 조회했습니다.";
+        String msg = status.get("total_pools") + "개의 연결 풀 상태를 조회했습니다.";
         return ResponseEntity.ok(ApiResponse.success(status, msg));
     }
 
@@ -58,7 +58,7 @@ public class ExternalDbConnectionController {
      */
     @GetMapping("/grouped")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getConnectionsGroupedByType(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> queryParams) {
         buildFilter(queryParams, companyCode, (String) queryParams.get("company_code"));
         Map<String, Object> grouped = service.getConnectionsGroupedByType(queryParams);
@@ -73,7 +73,7 @@ public class ExternalDbConnectionController {
      */
     @GetMapping("/control/active")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getActiveConnectionsForControl(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(required = false) String company_code) {
         Map<String, Object> params = new HashMap<>();
         buildFilter(params, companyCode, company_code);
@@ -89,7 +89,7 @@ public class ExternalDbConnectionController {
      */
     @GetMapping
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getConnections(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> queryParams) {
         buildFilter(queryParams, companyCode, (String) queryParams.get("company_code"));
         List<Map<String, Object>> list = service.getConnections(queryParams);
@@ -104,7 +104,7 @@ public class ExternalDbConnectionController {
      */
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getConnectionById(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable long id) {
         Map<String, Object> conn = service.getConnectionById(id);
         if (conn == null) {
@@ -121,8 +121,8 @@ public class ExternalDbConnectionController {
      */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createConnection(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         body.put("created_by", userId);
         body.put("updated_by", userId);
@@ -142,8 +142,8 @@ public class ExternalDbConnectionController {
      */
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateConnection(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable long id,
             @RequestBody Map<String, Object> body) {
         body.put("updated_by", userId);
@@ -164,7 +164,7 @@ public class ExternalDbConnectionController {
      */
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable long id) {
         try {
             service.deleteConnection(id, companyCode);
@@ -181,7 +181,7 @@ public class ExternalDbConnectionController {
      */
     @PostMapping("/{id}/test")
     public ResponseEntity<ApiResponse<Map<String, Object>>> testConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable long id,
             @RequestBody(required = false) Map<String, Object> body) {
         String testPassword = body != null ? (String) body.get("password") : null;
@@ -197,7 +197,7 @@ public class ExternalDbConnectionController {
      */
     @PostMapping("/{id}/execute")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> executeQuery(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable long id,
             @RequestBody Map<String, Object> body) {
         String sql = (String) body.get("query");
@@ -225,7 +225,7 @@ public class ExternalDbConnectionController {
      */
     @GetMapping("/{id}/tables")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTables(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable long id) {
         try {
             List<Map<String, Object>> tables = service.getTables(id);
@@ -243,7 +243,7 @@ public class ExternalDbConnectionController {
      */
     @GetMapping("/{id}/tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTableColumns(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable long id,
             @PathVariable String tableName) {
         if (tableName == null || tableName.isBlank()) {
@@ -270,12 +270,12 @@ public class ExternalDbConnectionController {
         if ("*".equals(userCompanyCode)) {
             // SUPER_ADMIN: query param이 있으면 그것, 없으면 전체(null → WHERE 없음)
             if (queryCompanyCode != null && !queryCompanyCode.isBlank()) {
-                params.put("filterCompanyCode", queryCompanyCode);
+                params.put("filter_company_code", queryCompanyCode);
             }
             // filterCompanyCode 없으면 전체 조회
         } else {
             // 일반 사용자: 강제 적용
-            params.put("filterCompanyCode", userCompanyCode);
+            params.put("filter_company_code", userCompanyCode);
         }
     }
 }

backend-spring/src/main/java/com/erp/controller/ExternalRestApiConnectionController.java

@@ -21,9 +21,9 @@ public class ExternalRestApiConnectionController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getConnections(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> queryParams) {
-        queryParams.put("companyCode", companyCode);
+        queryParams.put("company_code", companyCode);
         List<Map<String, Object>> list = service.getExternalRestApiConnectionList(queryParams);
         return ResponseEntity.ok(
             ApiResponse.success(list, list.size() + "개의 REST API 연결을 조회했습니다."));
@@ -33,11 +33,11 @@ public class ExternalRestApiConnectionController {
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getConnectionById(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id) {
         Map<String, Object> params = new HashMap<>();
         params.put("id", id);
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         Map<String, Object> conn = service.getExternalRestApiConnectionInfo(params);
         if (conn == null) {
             return ResponseEntity.status(404)
@@ -50,11 +50,11 @@ public class ExternalRestApiConnectionController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createConnection(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("createdBy", userId);
+        body.put("company_code", companyCode);
+        body.put("created_by", userId);
         try {
             Map<String, Object> created = service.insertExternalRestApiConnection(body);
             return ResponseEntity.status(201)
@@ -68,12 +68,12 @@ public class ExternalRestApiConnectionController {
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateConnection(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable int id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("updatedBy", userId);
+        body.put("company_code", companyCode);
+        body.put("updated_by", userId);
         Map<String, Object> updated = service.updateExternalRestApiConnection(id, body);
         if (updated == null) {
             return ResponseEntity.status(404)
@@ -86,10 +86,10 @@ public class ExternalRestApiConnectionController {
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         boolean deleted = service.deleteExternalRestApiConnection(id, params);
         if (!deleted) {
             return ResponseEntity.status(404)
@@ -102,7 +102,7 @@ public class ExternalRestApiConnectionController {
 
     @PostMapping("/test")
     public ResponseEntity<ApiResponse<Map<String, Object>>> testConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = service.testConnection(body, companyCode);
         boolean success = Boolean.TRUE.equals(result.get("success"));
@@ -114,7 +114,7 @@ public class ExternalRestApiConnectionController {
 
     @PostMapping("/{id}/test")
     public ResponseEntity<ApiResponse<Map<String, Object>>> testConnectionById(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id,
             @RequestBody(required = false) Map<String, Object> body) {
         String endpoint = body != null ? (String) body.get("endpoint") : null;
@@ -128,11 +128,11 @@ public class ExternalRestApiConnectionController {
 
     @PostMapping("/{id}/fetch")
     public ResponseEntity<ApiResponse<Map<String, Object>>> fetchData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id,
             @RequestBody(required = false) Map<String, Object> body) {
         Map<String, Object> params = body != null ? new HashMap<>(body) : new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         String endpoint = (String) params.get("endpoint");
         String jsonPath = (String) params.get("json_path");
         Map<String, Object> result = service.fetchData(id, endpoint, jsonPath, params);

backend-spring/src/main/java/com/erp/controller/FileController.java

@@ -32,17 +32,17 @@ public class FileController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getFileList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(fileService.getFileList(params)));
     }
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getFileListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(fileService.getFileList(params)));
     }
 
@@ -60,12 +60,12 @@ public class FileController {
         // 공개 응답: 메타데이터만 반환
         Map<String, Object> result = new HashMap<>();
         result.put("objid", fileInfo.get("objid"));
-        result.put("realFileName", fileInfo.get("realFileName"));
-        result.put("fileSize", fileInfo.get("fileSize"));
-        result.put("fileExt", fileInfo.get("fileExt"));
-        result.put("filePath", fileInfo.get("filePath"));
+        result.put("real_file_name", fileInfo.get("real_file_name"));
+        result.put("file_size", fileInfo.get("file_size"));
+        result.put("file_ext", fileInfo.get("file_ext"));
+        result.put("file_path", fileInfo.get("file_path"));
         result.put("regdate", fileInfo.get("regdate"));
-        result.put("isRepresentative", fileInfo.get("isRepresentative"));
+        result.put("is_representative", fileInfo.get("is_representative"));
         return ResponseEntity.ok(ApiResponse.success(result));
     }
 
@@ -73,12 +73,12 @@ public class FileController {
 
     @GetMapping("/linked/{tableName}/{recordId}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getLinkedFiles(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String recordId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("targetObjid", tableName + ":" + recordId);
+        params.put("company_code", companyCode);
+        params.put("target_objid", tableName + ":" + recordId);
         return ResponseEntity.ok(ApiResponse.success(fileService.getFilesByTarget(params)));
     }
 
@@ -86,13 +86,13 @@ public class FileController {
 
     @PostMapping("/upload")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> uploadFiles(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestParam("file") List<MultipartFile> files,
             @RequestParam Map<String, Object> params) {
         try {
-            params.put("companyCode", companyCode);
-            params.put("userId", userId != null ? userId : "system");
+            params.put("company_code", companyCode);
+            params.put("user_id", userId != null ? userId : "system");
             List<Map<String, Object>> results = fileService.uploadFiles(files, params);
             return ResponseEntity.ok(ApiResponse.success(results, "파일 업로드 완료"));
         } catch (IllegalArgumentException e) {
@@ -107,10 +107,10 @@ public class FileController {
 
     @GetMapping("/download/{objid}")
     public ResponseEntity<Resource> downloadFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long objid) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("objid", objid);
         Map<String, Object> fileInfo = fileService.getFileInfo(params);
         if (fileInfo == null) {
@@ -121,7 +121,7 @@ public class FileController {
             if (!Files.exists(filePath)) {
                 return ResponseEntity.notFound().build();
             }
-            String realFileName = (String) fileInfo.getOrDefault("realFileName", "download");
+            String realFileName = (String) fileInfo.getOrDefault("real_file_name", "download");
             String encodedName = URLEncoder.encode(realFileName, StandardCharsets.UTF_8)
                                            .replace("+", "%20");
             Resource resource = new FileSystemResource(filePath);
@@ -166,10 +166,10 @@ public class FileController {
 
     @DeleteMapping("/{objid}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long objid) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("objid", objid);
         fileService.deleteFile(params);
         return ResponseEntity.ok(ApiResponse.success(null, "파일이 삭제되었습니다."));

backend-spring/src/main/java/com/erp/controller/FlowController.java

@@ -41,15 +41,15 @@ public class FlowController {
 
     @GetMapping("/definitions")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getFlowDefinitionList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(service.getFlowDefinitionList(params)));
     }
 
     @GetMapping("/definitions/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getFlowDefinitionInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("id") int id) {
         Map<String, Object> detail = service.getFlowDefinitionInfo(id, companyCode);
         if (detail == null) {
@@ -60,8 +60,8 @@ public class FlowController {
 
     @PostMapping("/definitions")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertFlowDefinition(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         if (body.get("name") == null) {
@@ -69,8 +69,8 @@ public class FlowController {
         }
 
         // 테이블 존재 확인 (REST API / multi 제외)
-        String tableName  = (String) body.get("tableName");
-        String dbSource   = (String) body.getOrDefault("dbSourceType", "internal");
+        String tableName  = (String) body.get("table_name");
+        String dbSource   = (String) body.getOrDefault("db_source_type", "internal");
         boolean skipCheck = "restapi".equals(dbSource)
                 || "multi_restapi".equals(dbSource)
                 || "multi_external_db".equals(dbSource)
@@ -95,7 +95,7 @@ public class FlowController {
 
     @PutMapping("/definitions/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateFlowDefinition(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("id") int id,
             @RequestBody Map<String, Object> body) {
         if (service.getFlowDefinitionById(id, companyCode) == null) {
@@ -114,7 +114,7 @@ public class FlowController {
 
     @DeleteMapping("/definitions/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteFlowDefinition(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("id") int id) {
         boolean deleted = service.deleteFlowDefinition(id, companyCode);
         if (!deleted) {
@@ -129,17 +129,17 @@ public class FlowController {
 
     @GetMapping("/definitions/{flowId}/steps")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getFlowStepList(
-            @PathVariable("flowId") int flowId) {
+            @PathVariable("flow_id") int flowId) {
         return ResponseEntity.ok(ApiResponse.success(service.getFlowStepList(flowId)));
     }
 
     @PostMapping("/definitions/{flowId}/steps")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertFlowStep(
-            @RequestAttribute("companyCode") String companyCode,
-            @PathVariable("flowId") int flowId,
+            @RequestAttribute("company_code") String companyCode,
+            @PathVariable("flow_id") int flowId,
             @RequestBody Map<String, Object> body) {
 
-        if (body.get("stepName") == null || body.get("stepOrder") == null) {
+        if (body.get("step_name") == null || body.get("step_order") == null) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("stepName and stepOrder are required"));
         }
@@ -161,8 +161,8 @@ public class FlowController {
 
     @PutMapping("/steps/{stepId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateFlowStep(
-            @RequestAttribute("companyCode") String companyCode,
-            @PathVariable("stepId") int stepId,
+            @RequestAttribute("company_code") String companyCode,
+            @PathVariable("step_id") int stepId,
             @RequestBody Map<String, Object> body) {
 
         // 스텝 소유권 검증: 스텝이 속한 플로우가 요청자 회사 소유인지 확인
@@ -191,8 +191,8 @@ public class FlowController {
 
     @DeleteMapping("/steps/{stepId}")
     public ResponseEntity<ApiResponse<Void>> deleteFlowStep(
-            @RequestAttribute("companyCode") String companyCode,
-            @PathVariable("stepId") int stepId) {
+            @RequestAttribute("company_code") String companyCode,
+            @PathVariable("step_id") int stepId) {
 
         Map<String, Object> existingStep = service.getFlowStepById(stepId);
         if (existingStep != null) {
@@ -216,18 +216,18 @@ public class FlowController {
 
     @GetMapping("/connections/{flowId}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getFlowConnectionList(
-            @PathVariable("flowId") int flowId) {
+            @PathVariable("flow_id") int flowId) {
         return ResponseEntity.ok(ApiResponse.success(service.getFlowConnectionList(flowId)));
     }
 
     @PostMapping("/connections")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertFlowConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        Object flowDefIdRaw = body.get("flowDefinitionId");
-        Object fromRaw      = body.get("fromStepId");
-        Object toRaw        = body.get("toStepId");
+        Object flowDefIdRaw = body.get("flow_definition_id");
+        Object fromRaw      = body.get("from_step_id");
+        Object toRaw        = body.get("to_step_id");
 
         if (flowDefIdRaw == null || fromRaw == null || toRaw == null) {
             return ResponseEntity.status(400)
@@ -264,8 +264,8 @@ public class FlowController {
 
     @DeleteMapping("/connections/{connectionId}")
     public ResponseEntity<ApiResponse<Void>> deleteFlowConnection(
-            @RequestAttribute("companyCode") String companyCode,
-            @PathVariable("connectionId") int connectionId) {
+            @RequestAttribute("company_code") String companyCode,
+            @PathVariable("connection_id") int connectionId) {
 
         Map<String, Object> existingConn = service.getFlowConnectionById(connectionId);
         if (existingConn != null) {
@@ -288,8 +288,8 @@ public class FlowController {
 
     @GetMapping("/{flowId}/step/{stepId}/count")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getFlowStepDataCount(
-            @PathVariable("flowId") int flowId,
-            @PathVariable("stepId") int stepId) {
+            @PathVariable("flow_id") int flowId,
+            @PathVariable("step_id") int stepId) {
         try {
             return ResponseEntity.ok(ApiResponse.success(service.getFlowStepDataCount(flowId, stepId)));
         } catch (Exception e) {
@@ -302,8 +302,8 @@ public class FlowController {
 
     @GetMapping("/{flowId}/step/{stepId}/list")
     public ResponseEntity<ApiResponse<Object>> getFlowStepDataList(
-            @PathVariable("flowId")  int flowId,
-            @PathVariable("stepId")  int stepId,
+            @PathVariable("flow_id")  int flowId,
+            @PathVariable("step_id")  int stepId,
             @RequestParam(defaultValue = "1")  int page,
             @RequestParam(defaultValue = "20") int pageSize) {
         try {
@@ -319,8 +319,8 @@ public class FlowController {
 
     @GetMapping("/{flowId}/step/{stepId}/column-labels")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getFlowColumnLabelList(
-            @PathVariable("flowId") int flowId,
-            @PathVariable("stepId") int stepId) {
+            @PathVariable("flow_id") int flowId,
+            @PathVariable("step_id") int stepId) {
         try {
             Map<String, Object> step = service.getFlowStepById(stepId);
             if (step == null) {
@@ -342,7 +342,7 @@ public class FlowController {
 
     @GetMapping("/{flowId}/steps/counts")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getFlowStepCountList(
-            @PathVariable("flowId") int flowId) {
+            @PathVariable("flow_id") int flowId) {
         try {
             return ResponseEntity.ok(ApiResponse.success(service.getFlowStepCountList(flowId)));
         } catch (Exception e) {
@@ -355,11 +355,11 @@ public class FlowController {
 
     @PutMapping("/{flowId}/step/{stepId}/data/{recordId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateFlowStepData(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
-            @PathVariable("flowId")   int flowId,
-            @PathVariable("stepId")   int stepId,
-            @PathVariable("recordId") String recordId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
+            @PathVariable("flow_id")   int flowId,
+            @PathVariable("step_id")   int stepId,
+            @PathVariable("record_id") String recordId,
             @RequestBody Map<String, Object> updateData) {
 
         if (updateData == null || updateData.isEmpty()) {
@@ -385,13 +385,13 @@ public class FlowController {
 
     @PostMapping("/move")
     public ResponseEntity<ApiResponse<Void>> moveData(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
-        Object flowId    = body.get("flowId");
-        Object fromStepId = body.get("fromStepId");
-        Object recordId  = body.get("recordId");
-        Object toStepId  = body.get("toStepId");
+        Object flowId    = body.get("flow_id");
+        Object fromStepId = body.get("from_step_id");
+        Object recordId  = body.get("record_id");
+        Object toStepId  = body.get("to_step_id");
 
         if (flowId == null || fromStepId == null || recordId == null || toStepId == null) {
             return ResponseEntity.status(400)
@@ -412,13 +412,13 @@ public class FlowController {
 
     @PostMapping("/move-batch")
     public ResponseEntity<ApiResponse<Map<String, Object>>> moveBatchData(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
-        Object flowId    = body.get("flowId");
-        Object fromStepId = body.get("fromStepId");
-        Object toStepId  = body.get("toStepId");
-        Object dataIds   = body.get("dataIds");
+        Object flowId    = body.get("flow_id");
+        Object fromStepId = body.get("from_step_id");
+        Object toStepId  = body.get("to_step_id");
+        Object dataIds   = body.get("data_ids");
 
         if (flowId == null || fromStepId == null || toStepId == null
                 || !(dataIds instanceof List)) {
@@ -449,8 +449,8 @@ public class FlowController {
                     : successCount + "건 성공, " + failureCount + "건 실패";
 
             Map<String, Object> data = new java.util.LinkedHashMap<>();
-            data.put("successCount", successCount);
-            data.put("failureCount", failureCount);
+            data.put("success_count", successCount);
+            data.put("failure_count", failureCount);
             data.put("total", ids.size());
             result.put("message", message);
             result.put("data", data);
@@ -471,7 +471,7 @@ public class FlowController {
     /** GET /audit/:flowId — 플로우 전체 이력 */
     @GetMapping("/audit/{flowId}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getFlowAuditLogList(
-            @PathVariable("flowId") int flowId,
+            @PathVariable("flow_id") int flowId,
             @RequestParam(defaultValue = "100") int limit) {
         try {
             return ResponseEntity.ok(ApiResponse.success(service.getFlowAuditLogList(flowId, limit)));
@@ -486,8 +486,8 @@ public class FlowController {
     /** GET /audit/:flowId/:recordId — 특정 레코드 이력 */
     @GetMapping("/audit/{flowId}/{recordId}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getFlowAuditLogListByRecord(
-            @PathVariable("flowId")   int flowId,
-            @PathVariable("recordId") String recordId) {
+            @PathVariable("flow_id")   int flowId,
+            @PathVariable("record_id") String recordId) {
         try {
             return ResponseEntity.ok(ApiResponse.success(service.getFlowAuditLogListByRecord(flowId, recordId)));
         } catch (Exception e) {

backend-spring/src/main/java/com/erp/controller/FlowExternalDbConnectionController.java

@@ -33,7 +33,7 @@ public class FlowExternalDbConnectionController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAll(
-            @RequestAttribute(value = "companyCode", required = false) String companyCode,
+            @RequestAttribute(value = "company_code", required = false) String companyCode,
             @RequestParam(required = false, defaultValue = "false") String activeOnly) {
         try {
             boolean active = "true".equalsIgnoreCase(activeOnly);
@@ -49,7 +49,7 @@ public class FlowExternalDbConnectionController {
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getById(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id) {
         try {
             Map<String, Object> conn = service.findById(id);
@@ -67,12 +67,12 @@ public class FlowExternalDbConnectionController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> create(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
         // 필수 필드 검증
-        if (isBlank(body, "name") || isBlank(body, "dbType") || isBlank(body, "db_type") && isBlank(body, "dbType")
+        if (isBlank(body, "name") || isBlank(body, "db_type") || isBlank(body, "db_type") && isBlank(body, "db_type")
                 || isBlank(body, "host") || body.get("port") == null
-                || isBlank(body, "databaseName") && isBlank(body, "database_name")
+                || isBlank(body, "database_name") && isBlank(body, "database_name")
                 || isBlank(body, "username") || isBlank(body, "password")) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("필수 필드가 누락되었습니다"));
@@ -92,7 +92,7 @@ public class FlowExternalDbConnectionController {
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> update(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id,
             @RequestBody Map<String, Object> body) {
         try {
@@ -113,7 +113,7 @@ public class FlowExternalDbConnectionController {
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> delete(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id) {
         try {
             boolean deleted = service.delete(id);
@@ -132,7 +132,7 @@ public class FlowExternalDbConnectionController {
 
     @PostMapping("/{id}/test")
     public ResponseEntity<ApiResponse<Void>> testConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id) {
         try {
             Map<String, Object> result = service.testConnection(id);
@@ -154,7 +154,7 @@ public class FlowExternalDbConnectionController {
 
     @GetMapping("/{id}/tables")
     public ResponseEntity<?> getTables(
-            @RequestAttribute(value = "companyCode", required = false) String companyCode,
+            @RequestAttribute(value = "company_code", required = false) String companyCode,
             @PathVariable int id) {
         try {
             Map<String, Object> result = service.getTables(id);
@@ -171,7 +171,7 @@ public class FlowExternalDbConnectionController {
 
     @GetMapping("/{id}/tables/{tableName}/columns")
     public ResponseEntity<?> getTableColumns(
-            @RequestAttribute(value = "companyCode", required = false) String companyCode,
+            @RequestAttribute(value = "company_code", required = false) String companyCode,
             @PathVariable int id,
             @PathVariable String tableName) {
         try {

backend-spring/src/main/java/com/erp/controller/LayoutController.java

@@ -24,9 +24,9 @@ public class LayoutController {
      */
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayouts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(layoutService.getLayouts(params)));
     }
 
@@ -37,7 +37,7 @@ public class LayoutController {
      */
     @GetMapping("/counts-by-category")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayoutCountsByCategory(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 layoutService.getLayoutCountsByCategory(companyCode)));
     }
@@ -48,7 +48,7 @@ public class LayoutController {
      */
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayoutById(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("id") String layoutCode) {
         Map<String, Object> layout = layoutService.getLayoutById(layoutCode, companyCode);
         if (layout == null) {
@@ -64,15 +64,15 @@ public class LayoutController {
      */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createLayout(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
-        if (body.get("layoutName") == null || body.get("layoutType") == null || body.get("category") == null) {
+        if (body.get("layout_name") == null || body.get("layout_type") == null || body.get("category") == null) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("필수 필드가 누락되었습니다. (layoutName, layoutType, category)"));
         }
-        if (body.get("layoutConfig") == null || body.get("zonesConfig") == null) {
+        if (body.get("layout_config") == null || body.get("zones_config") == null) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("레이아웃 설정과 존 설정은 필수입니다."));
         }
@@ -94,8 +94,8 @@ public class LayoutController {
      */
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateLayout(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") String layoutCode,
             @RequestBody Map<String, Object> body) {
 
@@ -119,8 +119,8 @@ public class LayoutController {
      */
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteLayout(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") String layoutCode) {
 
         try {
@@ -142,12 +142,12 @@ public class LayoutController {
      */
     @PostMapping("/{id}/duplicate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> duplicateLayout(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") String layoutCode,
             @RequestBody Map<String, Object> body) {
 
-        String newName = (String) body.get("newName");
+        String newName = (String) body.get("new_name");
         if (newName == null || newName.isBlank()) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("새 레이아웃 이름이 필요합니다."));

backend-spring/src/main/java/com/erp/controller/MailAccountFileController.java

@@ -17,46 +17,46 @@ public class MailAccountFileController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailAccountFileList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailAccountFileService.getMailAccountFileList(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailAccountFileInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(mailAccountFileService.getMailAccountFileInfo(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertMailAccountFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailAccountFileService.insertMailAccountFile(body)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateMailAccountFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(mailAccountFileService.updateMailAccountFile(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteMailAccountFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(mailAccountFileService.deleteMailAccountFile(params)));
     }

backend-spring/src/main/java/com/erp/controller/MailReceiveBasicController.java

@@ -21,9 +21,9 @@ public class MailReceiveBasicController {
     /** GET /today-count → 오늘 수신 메일 수 */
     @GetMapping("/today-count")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailReceiveBasicTodayCount(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         int count = mailReceiveBasicService.getMailReceiveBasicTodayCount(params);
         Map<String, Object> data = new HashMap<>();
         data.put("count", count);
@@ -33,22 +33,22 @@ public class MailReceiveBasicController {
     /** GET /{accountId}/{seqno}/attachment/{index} → 첨부파일 다운로드 */
     @GetMapping("/{accountId}/{seqno}/attachment/{index}")
     public ResponseEntity<byte[]> downloadMailReceiveBasicAttachment(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long accountId,
             @PathVariable String seqno,
             @PathVariable int index) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("accountId", accountId);
+        params.put("company_code", companyCode);
+        params.put("account_id", accountId);
         params.put("seqno", seqno);
-        params.put("attachIndex", index);
+        params.put("attach_index", index);
         Map<String, Object> attachment = mailReceiveBasicService.getMailReceiveBasicAttachment(params);
         if (attachment == null) {
             return ResponseEntity.notFound().build();
         }
-        byte[] data = (byte[]) attachment.get("contentData");
-        String fileName = (String) attachment.getOrDefault("fileName", "attachment");
-        String contentType = (String) attachment.getOrDefault("contentType", "application/octet-stream");
+        byte[] data = (byte[]) attachment.get("content_data");
+        String fileName = (String) attachment.getOrDefault("file_name", "attachment");
+        String contentType = (String) attachment.getOrDefault("content_type", "application/octet-stream");
         return ResponseEntity.ok()
                 .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=\"" + fileName + "\"")
                 .contentType(MediaType.parseMediaType(contentType))
@@ -58,12 +58,12 @@ public class MailReceiveBasicController {
     /** POST /{accountId}/{seqno}/mark-read → 메일 읽음 처리 */
     @PostMapping("/{accountId}/{seqno}/mark-read")
     public ResponseEntity<ApiResponse<Map<String, Object>>> markMailReceiveBasicAsRead(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long accountId,
             @PathVariable String seqno) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("accountId", accountId);
+        params.put("company_code", companyCode);
+        params.put("account_id", accountId);
         params.put("seqno", seqno);
         return ResponseEntity.ok(ApiResponse.success(mailReceiveBasicService.markMailReceiveBasicAsRead(params)));
     }
@@ -71,12 +71,12 @@ public class MailReceiveBasicController {
     /** DELETE /{accountId}/{seqno} → 메일 삭제 */
     @DeleteMapping("/{accountId}/{seqno}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteMailReceiveBasic(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long accountId,
             @PathVariable String seqno) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("accountId", accountId);
+        params.put("company_code", companyCode);
+        params.put("account_id", accountId);
         params.put("seqno", seqno);
         return ResponseEntity.ok(ApiResponse.success(mailReceiveBasicService.deleteMailReceiveBasic(params)));
     }
@@ -84,12 +84,12 @@ public class MailReceiveBasicController {
     /** GET /{accountId}/{seqno} → 메일 상세 조회 */
     @GetMapping("/{accountId}/{seqno}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailReceiveBasicInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long accountId,
             @PathVariable String seqno) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("accountId", accountId);
+        params.put("company_code", companyCode);
+        params.put("account_id", accountId);
         params.put("seqno", seqno);
         return ResponseEntity.ok(ApiResponse.success(mailReceiveBasicService.getMailReceiveBasicInfo(params)));
     }
@@ -97,22 +97,22 @@ public class MailReceiveBasicController {
     /** POST /{accountId}/test-imap → IMAP 연결 테스트 */
     @PostMapping("/{accountId}/test-imap")
     public ResponseEntity<ApiResponse<Map<String, Object>>> testMailReceiveBasicImapConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long accountId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("accountId", accountId);
+        params.put("company_code", companyCode);
+        params.put("account_id", accountId);
         return ResponseEntity.ok(ApiResponse.success(mailReceiveBasicService.testMailReceiveBasicImapConnection(params)));
     }
 
     /** GET /{accountId} → 메일 목록 조회 */
     @GetMapping("/{accountId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailReceiveBasicList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long accountId,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
-        params.put("accountId", accountId);
+        params.put("company_code", companyCode);
+        params.put("account_id", accountId);
         return ResponseEntity.ok(ApiResponse.success(mailReceiveBasicService.getMailReceiveBasicList(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/MailSendSimpleController.java

@@ -32,7 +32,7 @@ public class MailSendSimpleController {
     @PostMapping(value = "/simple",
             consumes = {MediaType.MULTIPART_FORM_DATA_VALUE, MediaType.APPLICATION_FORM_URLENCODED_VALUE})
     public ResponseEntity<ApiResponse<Map<String, Object>>> sendMail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(required = false) String accountId,
             @RequestParam(required = false) String templateId,
             @RequestParam(required = false) String modifiedTemplateComponents,
@@ -46,17 +46,17 @@ public class MailSendSimpleController {
             @RequestPart(value = "attachments", required = false) List<MultipartFile> attachments) {
 
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode",                companyCode);
-        params.put("accountId",                  accountId);
-        params.put("templateId",                 templateId);
-        params.put("modifiedTemplateComponents", modifiedTemplateComponents);
+        params.put("company_code",                companyCode);
+        params.put("account_id",                  accountId);
+        params.put("template_id",                 templateId);
+        params.put("modified_template_components", modifiedTemplateComponents);
         params.put("to",                         to);
         params.put("cc",                         cc);
         params.put("bcc",                        bcc);
         params.put("subject",                    subject);
         params.put("variables",                  variables);
-        params.put("customHtml",                 customHtml);
-        params.put("fileNames",                  fileNames);
+        params.put("custom_html",                 customHtml);
+        params.put("file_names",                  fileNames);
         params.put("attachments",                attachments);
 
         return ResponseEntity.ok(ApiResponse.success(
@@ -70,10 +70,10 @@ public class MailSendSimpleController {
      */
     @PostMapping("/bulk")
     public ResponseEntity<ApiResponse<Map<String, Object>>> sendBulkMail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         Map<String, Object> result = mailSendSimpleService.sendBulkMail(body);
         int successCount = ((Number) result.getOrDefault("success", 0)).intValue();
         int total        = ((Number) result.getOrDefault("total",   0)).intValue();
@@ -87,10 +87,10 @@ public class MailSendSimpleController {
      */
     @PostMapping("/test-connection")
     public ResponseEntity<ApiResponse<Map<String, Object>>> testConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 mailSendSimpleService.testConnection(body)));
     }

backend-spring/src/main/java/com/erp/controller/MailSentHistoryController.java

@@ -18,27 +18,27 @@ public class MailSentHistoryController {
     // GET /statistics — /{id} 보다 먼저 정의해야 매핑 우선순위 확보
     @GetMapping("/statistics")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailSentHistoryStatistics(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailSentHistoryService.getMailSentHistoryStatistics(params)));
     }
 
     // GET / — 목록 조회 (페이지네이션)
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailSentHistoryList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailSentHistoryService.getMailSentHistoryList(params)));
     }
 
     // POST /draft — 임시 저장
     @PostMapping("/draft")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveMailSentHistoryDraft(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(
                 mailSentHistoryService.saveMailSentHistoryDraft(body), "임시 저장되었습니다."));
     }
@@ -46,10 +46,10 @@ public class MailSentHistoryController {
     // PUT /draft/{id} — 임시 저장 업데이트
     @PutMapping("/draft/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateMailSentHistoryDraft(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 mailSentHistoryService.updateMailSentHistoryDraft(body), "임시 저장이 업데이트되었습니다."));
@@ -58,37 +58,37 @@ public class MailSentHistoryController {
     // POST /bulk/delete — 일괄 소프트 삭제
     @PostMapping("/bulk/delete")
     public ResponseEntity<ApiResponse<Map<String, Object>>> bulkDeleteMailSentHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailSentHistoryService.bulkDeleteMailSentHistory(body)));
     }
 
     // POST /bulk/permanent-delete — 일괄 영구 삭제
     @PostMapping("/bulk/permanent-delete")
     public ResponseEntity<ApiResponse<Map<String, Object>>> bulkPermanentDeleteMailSentHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailSentHistoryService.bulkPermanentDeleteMailSentHistory(body)));
     }
 
     // POST /bulk/restore — 일괄 복구
     @PostMapping("/bulk/restore")
     public ResponseEntity<ApiResponse<Map<String, Object>>> bulkRestoreMailSentHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailSentHistoryService.bulkRestoreMailSentHistory(body)));
     }
 
     // POST /{id}/restore — 메일 복구
     @PostMapping("/{id}/restore")
     public ResponseEntity<ApiResponse<Map<String, Object>>> restoreMailSentHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 mailSentHistoryService.restoreMailSentHistory(params), "메일이 복구되었습니다."));
@@ -97,10 +97,10 @@ public class MailSentHistoryController {
     // DELETE /{id}/permanent — 영구 삭제
     @DeleteMapping("/{id}/permanent")
     public ResponseEntity<ApiResponse<Map<String, Object>>> permanentlyDeleteMailSentHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 mailSentHistoryService.permanentlyDeleteMailSentHistory(params), "메일이 영구 삭제되었습니다."));
@@ -109,10 +109,10 @@ public class MailSentHistoryController {
     // GET /{id} — 단건 조회
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailSentHistoryInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(mailSentHistoryService.getMailSentHistoryInfo(params)));
     }
@@ -120,10 +120,10 @@ public class MailSentHistoryController {
     // DELETE /{id} — 소프트 삭제
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteMailSentHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(
                 mailSentHistoryService.deleteMailSentHistory(params), "발송 이력이 삭제되었습니다."));

backend-spring/src/main/java/com/erp/controller/MailTemplateFileController.java

@@ -18,28 +18,28 @@ public class MailTemplateFileController {
     /** GET /list → 템플릿 목록 조회 (alias) */
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailTemplateFileListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailTemplateFileService.getMailTemplateFileList(params)));
     }
 
     /** GET / → 템플릿 목록 조회 */
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailTemplateFileList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailTemplateFileService.getMailTemplateFileList(params)));
     }
 
     /** GET /{id} → 템플릿 상세 조회 */
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMailTemplateFileInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(mailTemplateFileService.getMailTemplateFileInfo(params)));
     }
@@ -47,19 +47,19 @@ public class MailTemplateFileController {
     /** POST / → 템플릿 생성 */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertMailTemplateFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(mailTemplateFileService.insertMailTemplateFile(body)));
     }
 
     /** PUT /{id} → 템플릿 수정 */
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateMailTemplateFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(mailTemplateFileService.updateMailTemplateFile(body)));
     }
@@ -67,10 +67,10 @@ public class MailTemplateFileController {
     /** DELETE /{id} → 템플릿 삭제 */
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteMailTemplateFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(mailTemplateFileService.deleteMailTemplateFile(params)));
     }
@@ -78,10 +78,10 @@ public class MailTemplateFileController {
     /** POST /{id}/preview → 템플릿 HTML 미리보기 */
     @PostMapping("/{id}/preview")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewMailTemplateFile(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         Map<String, Object> result = mailTemplateFileService.previewMailTemplateFile(body);
         if (result.isEmpty()) {
@@ -93,7 +93,7 @@ public class MailTemplateFileController {
     /** POST /{id}/preview-with-query → 쿼리 연동 미리보기 (미지원) */
     @PostMapping("/{id}/preview-with-query")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewMailTemplateFileWithQuery(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         return ResponseEntity.status(501).body(ApiResponse.error("SQL 쿼리 연동 기능은 현재 지원하지 않습니다."));
     }

backend-spring/src/main/java/com/erp/controller/MapDataController.java

@@ -25,13 +25,13 @@ public class MapDataController {
      */
     @GetMapping("/external/{connectionId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getExternalMapData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long connectionId,
             @RequestParam Map<String, Object> params) {
 
-        String tableName = (String) params.get("tableName");
-        String latColumn = (String) params.get("latColumn");
-        String lngColumn = (String) params.get("lngColumn");
+        String tableName = (String) params.get("table_name");
+        String latColumn = (String) params.get("lat_column");
+        String lngColumn = (String) params.get("lng_column");
 
         if (tableName == null || tableName.isBlank()
                 || latColumn == null || latColumn.isBlank()
@@ -52,12 +52,12 @@ public class MapDataController {
      */
     @GetMapping("/internal")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getInternalMapData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
 
-        String tableName = (String) params.get("tableName");
-        String latColumn = (String) params.get("latColumn");
-        String lngColumn = (String) params.get("lngColumn");
+        String tableName = (String) params.get("table_name");
+        String latColumn = (String) params.get("lat_column");
+        String lngColumn = (String) params.get("lng_column");
 
         if (tableName == null || tableName.isBlank()
                 || latColumn == null || latColumn.isBlank()

backend-spring/src/main/java/com/erp/controller/MoldController.java

@@ -20,27 +20,27 @@ public class MoldController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMoldList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(moldService.getMoldList(params)));
     }
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMoldListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(moldService.getMoldList(params)));
     }
 
     @GetMapping("/{moldCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMoldDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String moldCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("moldCode", moldCode);
+        params.put("company_code", companyCode);
+        params.put("mold_code", moldCode);
         Map<String, Object> result = moldService.getMoldInfo(params);
         if (result == null) return ResponseEntity.status(404).body(ApiResponse.error("금형을 찾을 수 없습니다."));
         return ResponseEntity.ok(ApiResponse.success(result));
@@ -48,12 +48,12 @@ public class MoldController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createMold(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("writer", userId);
-        if (body.get("moldCode") == null || body.get("moldName") == null) {
+        if (body.get("mold_code") == null || body.get("mold_name") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("금형코드와 금형명은 필수입니다."));
         }
         try {
@@ -68,11 +68,11 @@ public class MoldController {
 
     @PutMapping("/{moldCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateMold(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String moldCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("moldCode", moldCode);
+        body.put("company_code", companyCode);
+        body.put("mold_code", moldCode);
         Map<String, Object> result = moldService.updateMold(body);
         if (result == null) return ResponseEntity.status(404).body(ApiResponse.error("금형을 찾을 수 없습니다."));
         return ResponseEntity.ok(ApiResponse.success(result, "금형이 수정되었습니다."));
@@ -80,11 +80,11 @@ public class MoldController {
 
     @DeleteMapping("/{moldCode}")
     public ResponseEntity<ApiResponse<Void>> deleteMold(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String moldCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("moldCode", moldCode);
+        params.put("company_code", companyCode);
+        params.put("mold_code", moldCode);
         if (!moldService.deleteMold(params)) {
             return ResponseEntity.status(404).body(ApiResponse.error("금형을 찾을 수 없습니다."));
         }
@@ -95,22 +95,22 @@ public class MoldController {
 
     @GetMapping("/{moldCode}/serials")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMoldSerials(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String moldCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("moldCode", moldCode);
+        params.put("company_code", companyCode);
+        params.put("mold_code", moldCode);
         return ResponseEntity.ok(ApiResponse.success(moldService.getMoldSerialList(params)));
     }
 
     @PostMapping("/{moldCode}/serials")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createMoldSerial(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String moldCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("moldCode", moldCode);
+        body.put("company_code", companyCode);
+        body.put("mold_code", moldCode);
         body.put("writer", userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(moldService.insertMoldSerial(body), "일련번호가 등록되었습니다."));
@@ -124,10 +124,10 @@ public class MoldController {
 
     @DeleteMapping("/serials/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteMoldSerial(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         if (!moldService.deleteMoldSerial(params)) {
             return ResponseEntity.status(404).body(ApiResponse.error("일련번호를 찾을 수 없습니다."));
@@ -137,11 +137,11 @@ public class MoldController {
 
     @GetMapping("/{moldCode}/serial-summary")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMoldSerialSummary(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String moldCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("moldCode", moldCode);
+        params.put("company_code", companyCode);
+        params.put("mold_code", moldCode);
         return ResponseEntity.ok(ApiResponse.success(moldService.getMoldSerialSummary(params)));
     }
 
@@ -149,24 +149,24 @@ public class MoldController {
 
     @GetMapping("/{moldCode}/inspections")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMoldInspections(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String moldCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("moldCode", moldCode);
+        params.put("company_code", companyCode);
+        params.put("mold_code", moldCode);
         return ResponseEntity.ok(ApiResponse.success(moldService.getMoldInspectionList(params)));
     }
 
     @PostMapping("/{moldCode}/inspections")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createMoldInspection(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String moldCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("moldCode", moldCode);
+        body.put("company_code", companyCode);
+        body.put("mold_code", moldCode);
         body.put("writer", userId);
-        if (body.get("inspectionItem") == null) {
+        if (body.get("inspection_item") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("점검항목명은 필수입니다."));
         }
         return ResponseEntity.ok(ApiResponse.success(moldService.insertMoldInspection(body), "점검항목이 등록되었습니다."));
@@ -174,10 +174,10 @@ public class MoldController {
 
     @DeleteMapping("/inspections/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteMoldInspection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         if (!moldService.deleteMoldInspection(params)) {
             return ResponseEntity.status(404).body(ApiResponse.error("점검항목을 찾을 수 없습니다."));
@@ -189,24 +189,24 @@ public class MoldController {
 
     @GetMapping("/{moldCode}/parts")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMoldParts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String moldCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("moldCode", moldCode);
+        params.put("company_code", companyCode);
+        params.put("mold_code", moldCode);
         return ResponseEntity.ok(ApiResponse.success(moldService.getMoldPartList(params)));
     }
 
     @PostMapping("/{moldCode}/parts")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createMoldPart(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable String moldCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("moldCode", moldCode);
+        body.put("company_code", companyCode);
+        body.put("mold_code", moldCode);
         body.put("writer", userId);
-        if (body.get("partName") == null) {
+        if (body.get("part_name") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("부품명은 필수입니다."));
         }
         return ResponseEntity.ok(ApiResponse.success(moldService.insertMoldPart(body), "부품이 등록되었습니다."));
@@ -214,10 +214,10 @@ public class MoldController {
 
     @DeleteMapping("/parts/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteMoldPart(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         if (!moldService.deleteMoldPart(params)) {
             return ResponseEntity.status(404).body(ApiResponse.error("부품을 찾을 수 없습니다."));

backend-spring/src/main/java/com/erp/controller/MultiConnectionController.java

@@ -21,7 +21,7 @@ public class MultiConnectionController {
     /** GET /connections/:connectionId/tables */
     @GetMapping("/connections/{connectionId}/tables")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTablesFromConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int connectionId) {
         List<Map<String, Object>> tables = multiConnectionService.getTablesFromConnection(connectionId);
         return ResponseEntity.ok(ApiResponse.success(tables,
@@ -31,7 +31,7 @@ public class MultiConnectionController {
     /** GET /connections/:connectionId/tables/batch */
     @GetMapping("/connections/{connectionId}/tables/batch")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getBatchTablesWithColumns(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int connectionId) {
         List<Map<String, Object>> tables = multiConnectionService.getBatchTablesWithColumns(connectionId);
         return ResponseEntity.ok(ApiResponse.success(tables,
@@ -41,7 +41,7 @@ public class MultiConnectionController {
     /** GET /connections/:connectionId/tables/:tableName/columns */
     @GetMapping("/connections/{connectionId}/tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getColumnsFromConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int connectionId,
             @PathVariable String tableName) {
         if (tableName == null || tableName.isBlank()) {
@@ -55,10 +55,10 @@ public class MultiConnectionController {
     /** POST /connections/:connectionId/query */
     @PostMapping("/connections/{connectionId}/query")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> fetchDataFromConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int connectionId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tableName") == null) {
+        if (body.get("table_name") == null) {
             return ResponseEntity.badRequest().body(ApiResponse.error("테이블명이 입력되지 않았습니다."));
         }
         List<Map<String, Object>> data = multiConnectionService.fetchDataFromConnection(connectionId, body);
@@ -69,10 +69,10 @@ public class MultiConnectionController {
     /** POST /connections/:connectionId/insert */
     @PostMapping("/connections/{connectionId}/insert")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertDataToConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int connectionId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tableName") == null || body.get("data") == null) {
+        if (body.get("table_name") == null || body.get("data") == null) {
             return ResponseEntity.badRequest().body(ApiResponse.error("테이블명과 데이터가 필요합니다."));
         }
         Map<String, Object> result = multiConnectionService.insertDataToConnection(connectionId, body);
@@ -82,10 +82,10 @@ public class MultiConnectionController {
     /** PUT /connections/:connectionId/update */
     @PutMapping("/connections/{connectionId}/update")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> updateDataToConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int connectionId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tableName") == null || body.get("data") == null || body.get("conditions") == null) {
+        if (body.get("table_name") == null || body.get("data") == null || body.get("conditions") == null) {
             return ResponseEntity.badRequest().body(ApiResponse.error("테이블명, 데이터, 조건이 모두 필요합니다."));
         }
         List<Map<String, Object>> result = multiConnectionService.updateDataToConnection(connectionId, body);
@@ -96,10 +96,10 @@ public class MultiConnectionController {
     /** DELETE /connections/:connectionId/delete */
     @DeleteMapping("/connections/{connectionId}/delete")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> deleteDataFromConnection(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int connectionId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tableName") == null || body.get("conditions") == null) {
+        if (body.get("table_name") == null || body.get("conditions") == null) {
             return ResponseEntity.badRequest().body(ApiResponse.error("테이블명과 삭제 조건이 필요합니다."));
         }
         List<Map<String, Object>> result = multiConnectionService.deleteDataFromConnection(connectionId, body);
@@ -110,9 +110,9 @@ public class MultiConnectionController {
     /** POST /validate-self-operation */
     @PostMapping("/validate-self-operation")
     public ResponseEntity<ApiResponse<Map<String, Object>>> validateSelfOperation(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tableName") == null || body.get("operation") == null || body.get("conditions") == null) {
+        if (body.get("table_name") == null || body.get("operation") == null || body.get("conditions") == null) {
             return ResponseEntity.badRequest().body(ApiResponse.error("테이블명, 작업 타입, 조건이 모두 필요합니다."));
         }
         String op = body.get("operation").toString();

backend-spring/src/main/java/com/erp/controller/MultilangController.java

@@ -28,12 +28,12 @@ public class MultilangController {
             @RequestParam(required = false) String menuCode,
             @RequestParam(required = false) String userLang) {
 
-        String finalCompanyCode = companyCode != null ? companyCode : str(body.get("companyCode"));
-        String finalMenuCode = menuCode != null ? menuCode : str(body.get("menuCode"));
-        String finalUserLang = userLang != null ? userLang : str(body.get("userLang"));
+        String finalCompanyCode = companyCode != null ? companyCode : str(body.get("company_code"));
+        String finalMenuCode = menuCode != null ? menuCode : str(body.get("menu_code"));
+        String finalUserLang = userLang != null ? userLang : str(body.get("user_lang"));
 
         @SuppressWarnings("unchecked")
-        List<String> langKeys = (List<String>) body.get("langKeys");
+        List<String> langKeys = (List<String>) body.get("lang_keys");
 
         if (langKeys == null || langKeys.isEmpty()) {
             return ResponseEntity.badRequest().body(ApiResponse.error("langKeys 배열이 필요합니다."));
@@ -59,21 +59,21 @@ public class MultilangController {
 
     @PostMapping("/languages")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createLanguage(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        String langCode = str(body.get("langCode"));
-        String langName = str(body.get("langName"));
-        String langNative = str(body.get("langNative"));
+        String langCode = str(body.get("lang_code"));
+        String langName = str(body.get("lang_name"));
+        String langNative = str(body.get("lang_native"));
 
         if (langCode.isEmpty() || langName.isEmpty() || langNative.isEmpty()) {
             return ResponseEntity.badRequest()
                     .body(ApiResponse.error("언어 코드, 언어명, 원어명은 필수입니다."));
         }
 
-        String userId = str(body.getOrDefault("createdBy", "system"));
-        body.put("createdBy", userId);
-        body.put("updatedBy", userId);
+        String userId = str(body.getOrDefault("created_by", "system"));
+        body.put("created_by", userId);
+        body.put("updated_by", userId);
         Map<String, Object> created = multilangService.createLanguage(body);
         return ResponseEntity.status(201)
                 .body(ApiResponse.success(created, "언어가 성공적으로 생성되었습니다."));
@@ -81,19 +81,19 @@ public class MultilangController {
 
     @PutMapping("/languages/{langCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateLanguage(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String langCode,
             @RequestBody Map<String, Object> body) {
 
-        String userId = str(body.getOrDefault("updatedBy", "system"));
-        body.put("updatedBy", userId);
+        String userId = str(body.getOrDefault("updated_by", "system"));
+        body.put("updated_by", userId);
         Map<String, Object> updated = multilangService.updateLanguage(langCode, body);
         return ResponseEntity.ok(ApiResponse.success(updated, "언어가 성공적으로 수정되었습니다."));
     }
 
     @DeleteMapping("/languages/{langCode}")
     public ResponseEntity<ApiResponse<String>> deleteLanguage(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String langCode) {
 
         multilangService.deleteLanguage(langCode);
@@ -102,7 +102,7 @@ public class MultilangController {
 
     @PutMapping("/languages/{langCode}/toggle")
     public ResponseEntity<ApiResponse<String>> toggleLanguage(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String langCode) {
 
         String result = multilangService.toggleLanguage(langCode);
@@ -115,7 +115,7 @@ public class MultilangController {
 
     @GetMapping("/keys")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getLangKeys(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
 
         List<Map<String, Object>> keys = multilangService.getLangKeys(new HashMap<>(params));
@@ -124,7 +124,7 @@ public class MultilangController {
 
     @GetMapping("/keys/{keyId}/texts")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getLangTexts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int keyId) {
 
         return ResponseEntity.ok(ApiResponse.success(
@@ -133,17 +133,17 @@ public class MultilangController {
 
     @PostMapping("/keys")
     public ResponseEntity<ApiResponse<Integer>> createLangKey(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        if (str(body.get("companyCode")).isEmpty() || str(body.get("langKey")).isEmpty()) {
+        if (str(body.get("company_code")).isEmpty() || str(body.get("lang_key")).isEmpty()) {
             return ResponseEntity.badRequest()
                     .body(ApiResponse.error("회사 코드와 언어 키는 필수입니다."));
         }
 
-        String userId = str(body.getOrDefault("createdBy", "system"));
-        body.put("createdBy", userId);
-        body.put("updatedBy", userId);
+        String userId = str(body.getOrDefault("created_by", "system"));
+        body.put("created_by", userId);
+        body.put("updated_by", userId);
         int keyId = multilangService.createLangKey(body);
         return ResponseEntity.status(201)
                 .body(ApiResponse.success(keyId, "다국어 키가 성공적으로 생성되었습니다."));
@@ -151,19 +151,19 @@ public class MultilangController {
 
     @PutMapping("/keys/{keyId}")
     public ResponseEntity<ApiResponse<String>> updateLangKey(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int keyId,
             @RequestBody Map<String, Object> body) {
 
-        String userId = str(body.getOrDefault("updatedBy", "system"));
-        body.put("updatedBy", userId);
+        String userId = str(body.getOrDefault("updated_by", "system"));
+        body.put("updated_by", userId);
         multilangService.updateLangKey(keyId, body);
         return ResponseEntity.ok(ApiResponse.success("수정 완료", "다국어 키가 성공적으로 수정되었습니다."));
     }
 
     @DeleteMapping("/keys/{keyId}")
     public ResponseEntity<ApiResponse<String>> deleteLangKey(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int keyId) {
 
         multilangService.deleteLangKey(keyId);
@@ -172,7 +172,7 @@ public class MultilangController {
 
     @PutMapping("/keys/{keyId}/toggle")
     public ResponseEntity<ApiResponse<String>> toggleLangKey(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int keyId) {
 
         String result = multilangService.toggleLangKey(keyId);
@@ -185,7 +185,7 @@ public class MultilangController {
 
     @PostMapping("/keys/{keyId}/texts")
     public ResponseEntity<ApiResponse<String>> saveLangTexts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int keyId,
             @RequestBody Map<String, Object> body) {
 
@@ -195,10 +195,10 @@ public class MultilangController {
             return ResponseEntity.badRequest().body(ApiResponse.error("텍스트 데이터는 필수입니다."));
         }
 
-        String userId = str(body.getOrDefault("updatedBy", "system"));
+        String userId = str(body.getOrDefault("updated_by", "system"));
         for (Map<String, Object> t : texts) {
-            if (t.get("createdBy") == null) t.put("createdBy", userId);
-            if (t.get("updatedBy") == null) t.put("updatedBy", userId);
+            if (t.get("created_by") == null) t.put("created_by", userId);
+            if (t.get("updated_by") == null) t.put("updated_by", userId);
         }
         multilangService.saveLangTexts(keyId, texts);
         return ResponseEntity.ok(ApiResponse.success("저장 완료", "다국어 텍스트가 성공적으로 저장되었습니다."));
@@ -234,7 +234,7 @@ public class MultilangController {
 
     @GetMapping("/categories")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategories(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         return ResponseEntity.ok(ApiResponse.success(
                 multilangService.getCategories(), "카테고리 목록 조회 성공"));
@@ -242,7 +242,7 @@ public class MultilangController {
 
     @GetMapping("/categories/{categoryId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryById(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int categoryId) {
 
         Map<String, Object> category = multilangService.getCategoryById(categoryId);
@@ -254,7 +254,7 @@ public class MultilangController {
 
     @GetMapping("/categories/{categoryId}/path")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategoryPath(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int categoryId) {
 
         return ResponseEntity.ok(ApiResponse.success(
@@ -267,12 +267,12 @@ public class MultilangController {
 
     @PostMapping("/keys/generate")
     public ResponseEntity<ApiResponse<Integer>> generateKey(
-            @RequestAttribute("companyCode") String requestCompanyCode,
+            @RequestAttribute("company_code") String requestCompanyCode,
             @RequestBody Map<String, Object> body) {
 
-        String targetCompanyCode = str(body.get("companyCode"));
-        if (targetCompanyCode.isEmpty() || str(body.get("categoryId")).isEmpty()
-                || str(body.get("keyMeaning")).isEmpty()) {
+        String targetCompanyCode = str(body.get("company_code"));
+        if (targetCompanyCode.isEmpty() || str(body.get("category_id")).isEmpty()
+                || str(body.get("key_meaning")).isEmpty()) {
             return ResponseEntity.badRequest()
                     .body(ApiResponse.error("회사 코드, 카테고리 ID, 키 의미는 필수입니다."));
         }
@@ -286,7 +286,7 @@ public class MultilangController {
                     .body(ApiResponse.error("다른 회사의 키를 생성할 권한이 없습니다."));
         }
 
-        body.put("createdBy", body.getOrDefault("createdBy", "system"));
+        body.put("created_by", body.getOrDefault("created_by", "system"));
         int keyId = multilangService.generateKey(body);
         return ResponseEntity.status(201)
                 .body(ApiResponse.success(keyId, "키가 성공적으로 생성되었습니다."));
@@ -294,12 +294,12 @@ public class MultilangController {
 
     @PostMapping("/keys/preview")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewKey(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
 
-        Object categoryIdObj = body.get("categoryId");
-        String keyMeaning = str(body.get("keyMeaning"));
-        String targetCompanyCode = str(body.get("companyCode"));
+        Object categoryIdObj = body.get("category_id");
+        String keyMeaning = str(body.get("key_meaning"));
+        String targetCompanyCode = str(body.get("company_code"));
 
         if (categoryIdObj == null || keyMeaning.isEmpty() || targetCompanyCode.isEmpty()) {
             return ResponseEntity.badRequest()
@@ -313,11 +313,11 @@ public class MultilangController {
 
     @PostMapping("/keys/override")
     public ResponseEntity<ApiResponse<Integer>> createOverrideKey(
-            @RequestAttribute("companyCode") String requestCompanyCode,
+            @RequestAttribute("company_code") String requestCompanyCode,
             @RequestBody Map<String, Object> body) {
 
-        String targetCompanyCode = str(body.get("companyCode"));
-        if (targetCompanyCode.isEmpty() || body.get("baseKeyId") == null) {
+        String targetCompanyCode = str(body.get("company_code"));
+        if (targetCompanyCode.isEmpty() || body.get("base_key_id") == null) {
             return ResponseEntity.badRequest()
                     .body(ApiResponse.error("회사 코드와 원본 키 ID는 필수입니다."));
         }
@@ -330,7 +330,7 @@ public class MultilangController {
                     .body(ApiResponse.error("다른 회사의 오버라이드 키를 생성할 권한이 없습니다."));
         }
 
-        body.put("createdBy", body.getOrDefault("createdBy", "system"));
+        body.put("created_by", body.getOrDefault("created_by", "system"));
         int keyId = multilangService.createOverrideKey(body);
         return ResponseEntity.status(201)
                 .body(ApiResponse.success(keyId, "오버라이드 키가 성공적으로 생성되었습니다."));
@@ -338,7 +338,7 @@ public class MultilangController {
 
     @GetMapping("/keys/overrides/{companyCode}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getOverrideKeys(
-            @RequestAttribute("companyCode") String requestCompanyCode,
+            @RequestAttribute("company_code") String requestCompanyCode,
             @PathVariable String companyCode) {
 
         if (!"*".equals(requestCompanyCode) && !companyCode.equals(requestCompanyCode)) {
@@ -355,10 +355,10 @@ public class MultilangController {
 
     @PostMapping("/screen-labels")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> generateScreenLabelKeys(
-            @RequestAttribute("companyCode") String requestCompanyCode,
+            @RequestAttribute("company_code") String requestCompanyCode,
             @RequestBody Map<String, Object> body) {
 
-        Object screenIdObj = body.get("screenId");
+        Object screenIdObj = body.get("screen_id");
         @SuppressWarnings("unchecked")
         List<Map<String, Object>> labels = (List<Map<String, Object>>) body.get("labels");
 
@@ -370,14 +370,14 @@ public class MultilangController {
         }
 
         // companyCode, companyName이 body에 없으면 requestCompanyCode 사용
-        if (!body.containsKey("companyCode") || str(body.get("companyCode")).isEmpty()) {
-            body.put("companyCode", requestCompanyCode);
+        if (!body.containsKey("company_code") || str(body.get("company_code")).isEmpty()) {
+            body.put("company_code", requestCompanyCode);
         }
-        if (!body.containsKey("companyName") || str(body.get("companyName")).isEmpty()) {
-            body.put("companyName", requestCompanyCode);
+        if (!body.containsKey("company_name") || str(body.get("company_name")).isEmpty()) {
+            body.put("company_name", requestCompanyCode);
         }
 
-        body.put("screenId", toInt(screenIdObj));
+        body.put("screen_id", toInt(screenIdObj));
         List<Map<String, Object>> results = multilangService.generateScreenLabelKeys(body);
         return ResponseEntity.ok(ApiResponse.success(
                 results, results.size() + "개의 다국어 키가 생성되었습니다."));

backend-spring/src/main/java/com/erp/controller/NodeExternalConnectionController.java

@@ -34,7 +34,7 @@ public class NodeExternalConnectionController {
 
     @GetMapping("/tested")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTestedConnections(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             log.info("노드 플로우용 테스트 완료된 커넥션 조회 요청 - companyCode: {}", companyCode);
             List<Map<String, Object>> valid = service.getTestedConnections(companyCode);
@@ -54,7 +54,7 @@ public class NodeExternalConnectionController {
 
     @GetMapping("/{id}/tables")
     public ResponseEntity<?> getTables(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id) {
         try {
             log.info("외부 DB 테이블 목록 조회: connectionId={}", id);
@@ -79,7 +79,7 @@ public class NodeExternalConnectionController {
 
     @GetMapping("/{id}/tables/{tableName}/columns")
     public ResponseEntity<?> getTableColumns(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable int id,
             @PathVariable String tableName) {
         try {

backend-spring/src/main/java/com/erp/controller/NodeFlowController.java

@@ -30,7 +30,7 @@ public class NodeFlowController {
     /** GET / */
     @GetMapping
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getFlowList(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             return ResponseEntity.ok(ApiResponse.success(service.getFlowList(companyCode)));
         } catch (Exception e) {
@@ -47,7 +47,7 @@ public class NodeFlowController {
     @GetMapping("/{flowId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getFlowById(
             @PathVariable int flowId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> flow = service.getFlowById(flowId, companyCode);
             if (flow == null) {
@@ -67,14 +67,14 @@ public class NodeFlowController {
     /** POST / */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createFlow(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId")      String userId,
-            @RequestAttribute("userName")    String userName,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id")      String userId,
+            @RequestAttribute("user_name")    String userName,
             @RequestBody Map<String, Object> body) {
         try {
-            body.put("companyCode", companyCode);
-            body.put("userId",      userId);
-            body.put("userName",    userName);
+            body.put("company_code", companyCode);
+            body.put("user_id",      userId);
+            body.put("user_name",    userName);
             return ResponseEntity.ok(ApiResponse.success(service.createFlow(body)));
         } catch (IllegalArgumentException e) {
             return ResponseEntity.status(400).body(ApiResponse.error(e.getMessage()));
@@ -91,14 +91,14 @@ public class NodeFlowController {
     /** PUT / (flowId는 body에 포함) */
     @PutMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateFlow(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId")      String userId,
-            @RequestAttribute("userName")    String userName,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id")      String userId,
+            @RequestAttribute("user_name")    String userName,
             @RequestBody Map<String, Object> body) {
         try {
-            body.put("companyCode", companyCode);
-            body.put("userId",      userId);
-            body.put("userName",    userName);
+            body.put("company_code", companyCode);
+            body.put("user_id",      userId);
+            body.put("user_name",    userName);
             return ResponseEntity.ok(ApiResponse.success(service.updateFlow(body)));
         } catch (IllegalArgumentException e) {
             return ResponseEntity.status(400).body(ApiResponse.error(e.getMessage()));
@@ -116,9 +116,9 @@ public class NodeFlowController {
     @DeleteMapping("/{flowId}")
     public ResponseEntity<ApiResponse<Void>> deleteFlow(
             @PathVariable int flowId,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId")      String userId,
-            @RequestAttribute("userName")    String userName) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id")      String userId,
+            @RequestAttribute("user_name")    String userName) {
         try {
             service.deleteFlow(flowId, companyCode, userId, userName);
             return ResponseEntity.ok(ApiResponse.success(null, "플로우가 삭제되었습니다."));
@@ -158,15 +158,15 @@ public class NodeFlowController {
     @PostMapping("/{flowId}/execute")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeFlow(
             @PathVariable int flowId,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId")      String userId,
-            @RequestAttribute("userName")    String userName,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id")      String userId,
+            @RequestAttribute("user_name")    String userName,
             @RequestBody(required = false) Map<String, Object> body) {
         try {
             Map<String, Object> contextData = body != null ? body : new java.util.LinkedHashMap<>();
-            contextData.put("companyCode", companyCode);
-            contextData.put("userId",      userId);
-            contextData.put("userName",    userName);
+            contextData.put("company_code", companyCode);
+            contextData.put("user_id",      userId);
+            contextData.put("user_name",    userName);
 
             Map<String, Object> result = service.executeFlow(flowId, contextData);
             return ResponseEntity.ok(ApiResponse.success(result));

backend-spring/src/main/java/com/erp/controller/NumberingRuleController.java

@@ -25,7 +25,7 @@ public class NumberingRuleController {
     /** GET / → 회사별 채번 규칙 전체 목록 */
     @GetMapping
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getRuleList(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         List<Map<String, Object>> list = numberingRuleService.getRuleList(companyCode);
         return ResponseEntity.ok(ApiResponse.success(list, "채번 규칙 목록을 조회했습니다."));
     }
@@ -33,7 +33,7 @@ public class NumberingRuleController {
     /** GET /available → 메뉴 기반 사용 가능 규칙 (menuObjid 없음) */
     @GetMapping("/available")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAvailableRulesForMenu(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         List<Map<String, Object>> list = numberingRuleService.getAvailableRulesForMenu(companyCode, null);
         return ResponseEntity.ok(ApiResponse.success(list, "사용 가능한 채번 규칙을 조회했습니다."));
     }
@@ -41,7 +41,7 @@ public class NumberingRuleController {
     /** GET /available/{menuObjid} → 메뉴 기반 사용 가능 규칙 */
     @GetMapping("/available/{menuObjid}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAvailableRulesForMenuWithId(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer menuObjid) {
         List<Map<String, Object>> list = numberingRuleService.getAvailableRulesForMenu(companyCode, menuObjid);
         return ResponseEntity.ok(ApiResponse.success(list, "사용 가능한 채번 규칙을 조회했습니다."));
@@ -50,7 +50,7 @@ public class NumberingRuleController {
     /** GET /available-for-screen?tableName= → 화면 기반 사용 가능 규칙 */
     @GetMapping("/available-for-screen")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAvailableRulesForScreen(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam(required = false) String tableName) {
         List<Map<String, Object>> list = numberingRuleService.getAvailableRulesForScreen(companyCode, tableName);
         return ResponseEntity.ok(ApiResponse.success(list, "화면별 채번 규칙을 조회했습니다."));
@@ -59,7 +59,7 @@ public class NumberingRuleController {
     /** GET /by-column/{tableName}/{columnName} → 테이블+컬럼 기반 규칙 조회 */
     @GetMapping("/by-column/{tableName}/{columnName}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getNumberingRuleByColumn(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String columnName) {
         Map<String, Object> rule = numberingRuleService.getNumberingRuleByColumn(
@@ -77,7 +77,7 @@ public class NumberingRuleController {
     /** GET /test/list → 테스트용 규칙 목록 */
     @GetMapping("/test/list")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getRulesFromTest(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         List<Map<String, Object>> list = numberingRuleService.getRulesFromTest(companyCode, null);
         return ResponseEntity.ok(ApiResponse.success(list, "테스트 채번 규칙 목록을 조회했습니다."));
     }
@@ -85,7 +85,7 @@ public class NumberingRuleController {
     /** GET /test/list/{menuObjid} → 테스트용 규칙 목록 (메뉴 필터) */
     @GetMapping("/test/list/{menuObjid}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getRulesFromTestWithMenu(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer menuObjid) {
         List<Map<String, Object>> list = numberingRuleService.getRulesFromTest(companyCode, menuObjid);
         return ResponseEntity.ok(ApiResponse.success(list, "테스트 채번 규칙 목록을 조회했습니다."));
@@ -94,7 +94,7 @@ public class NumberingRuleController {
     /** GET /test/by-column/{tableName}/{columnName} → 테스트 테이블+컬럼 기반 조회 */
     @GetMapping("/test/by-column/{tableName}/{columnName}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTestRuleByColumn(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String columnName) {
         Map<String, Object> rule = numberingRuleService.getNumberingRuleByColumn(
@@ -108,9 +108,9 @@ public class NumberingRuleController {
     /** POST /test/save → UPSERT */
     @PostMapping("/test/save")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveRuleToTest(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        if (body.get("ruleId") == null || body.get("ruleName") == null) {
+        if (body.get("rule_id") == null || body.get("rule_name") == null) {
             return ResponseEntity.badRequest().body(ApiResponse.error("ruleId와 ruleName이 필요합니다."));
         }
         Map<String, Object> result = numberingRuleService.saveRuleToTest(body, companyCode);
@@ -120,7 +120,7 @@ public class NumberingRuleController {
     /** DELETE /test/{ruleId} → 테스트 규칙 삭제 */
     @DeleteMapping("/test/{ruleId}")
     public ResponseEntity<ApiResponse<Void>> deleteRuleFromTest(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId) {
         numberingRuleService.deleteRuleFromTest(ruleId, companyCode);
         return ResponseEntity.ok(ApiResponse.success(null, "테스트 채번 규칙이 삭제되었습니다."));
@@ -129,12 +129,12 @@ public class NumberingRuleController {
     /** POST /test/{ruleId}/preview → 테스트 미리보기 */
     @PostMapping("/test/{ruleId}/preview")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewCodeFromTest(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId,
             @RequestBody(required = false) Map<String, Object> body) {
         @SuppressWarnings("unchecked")
-        Map<String, Object> formData = body != null ? (Map<String, Object>) body.get("formData") : null;
-        String manualInputValue = body != null ? (String) body.get("manualInputValue") : null;
+        Map<String, Object> formData = body != null ? (Map<String, Object>) body.get("form_data") : null;
+        String manualInputValue = body != null ? (String) body.get("manual_input_value") : null;
         String code = numberingRuleService.previewCode(ruleId, companyCode, formData, manualInputValue);
         return ResponseEntity.ok(ApiResponse.success(Map.of("code", code), "미리보기 생성이 완료되었습니다."));
     }
@@ -146,7 +146,7 @@ public class NumberingRuleController {
     /** GET /{ruleId} → 단건 조회 */
     @GetMapping("/{ruleId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getRuleById(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId) {
         Map<String, Object> rule = numberingRuleService.getRuleById(ruleId, companyCode);
         if (rule == null) {
@@ -158,13 +158,13 @@ public class NumberingRuleController {
     /** POST / → 규칙 생성 */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createRule(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("ruleId") == null || body.get("ruleName") == null || body.get("parts") == null) {
+        if (body.get("rule_id") == null || body.get("rule_name") == null || body.get("parts") == null) {
             return ResponseEntity.badRequest().body(ApiResponse.error("ruleId, ruleName, parts가 필요합니다."));
         }
-        if (userId != null) body.put("userId", userId);
+        if (userId != null) body.put("user_id", userId);
         Map<String, Object> result = numberingRuleService.createRule(body, companyCode);
         return ResponseEntity.status(201).body(ApiResponse.success(result, "채번 규칙이 생성되었습니다."));
     }
@@ -172,7 +172,7 @@ public class NumberingRuleController {
     /** PUT /{ruleId} → 규칙 수정 */
     @PutMapping("/{ruleId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateRule(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId,
             @RequestBody Map<String, Object> body) {
         Map<String, Object> result = numberingRuleService.updateRule(ruleId, body, companyCode);
@@ -182,7 +182,7 @@ public class NumberingRuleController {
     /** DELETE /{ruleId} → 규칙 삭제 */
     @DeleteMapping("/{ruleId}")
     public ResponseEntity<ApiResponse<Void>> deleteRule(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId) {
         numberingRuleService.deleteRule(ruleId, companyCode);
         return ResponseEntity.ok(ApiResponse.success(null, "채번 규칙이 삭제되었습니다."));
@@ -195,12 +195,12 @@ public class NumberingRuleController {
     /** POST /{ruleId}/preview → 미리보기 (순번 증가 없음) */
     @PostMapping("/{ruleId}/preview")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewCode(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId,
             @RequestBody(required = false) Map<String, Object> body) {
         @SuppressWarnings("unchecked")
-        Map<String, Object> formData = body != null ? (Map<String, Object>) body.get("formData") : null;
-        String manualInputValue = body != null ? (String) body.get("manualInputValue") : null;
+        Map<String, Object> formData = body != null ? (Map<String, Object>) body.get("form_data") : null;
+        String manualInputValue = body != null ? (String) body.get("manual_input_value") : null;
         String code = numberingRuleService.previewCode(ruleId, companyCode, formData, manualInputValue);
         return ResponseEntity.ok(ApiResponse.success(Map.of("code", code), "미리보기 생성이 완료되었습니다."));
     }
@@ -208,12 +208,12 @@ public class NumberingRuleController {
     /** POST /{ruleId}/allocate → 코드 할당 (순번 증가) */
     @PostMapping("/{ruleId}/allocate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> allocateCode(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId,
             @RequestBody(required = false) Map<String, Object> body) {
         @SuppressWarnings("unchecked")
-        Map<String, Object> formData = body != null ? (Map<String, Object>) body.get("formData") : null;
-        String userInputCode = body != null ? (String) body.get("userInputCode") : null;
+        Map<String, Object> formData = body != null ? (Map<String, Object>) body.get("form_data") : null;
+        String userInputCode = body != null ? (String) body.get("user_input_code") : null;
         String code = numberingRuleService.allocateCode(ruleId, companyCode, formData, userInputCode);
         return ResponseEntity.ok(ApiResponse.success(Map.of("code", code), "코드 할당이 완료되었습니다."));
     }
@@ -221,7 +221,7 @@ public class NumberingRuleController {
     /** POST /{ruleId}/generate (deprecated) → allocateCode 위임 */
     @PostMapping("/{ruleId}/generate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> generateCode(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId) {
         String code = numberingRuleService.generateCode(ruleId, companyCode);
         return ResponseEntity.ok(ApiResponse.success(Map.of("code", code), "코드 생성이 완료되었습니다."));
@@ -230,7 +230,7 @@ public class NumberingRuleController {
     /** POST /{ruleId}/reset → 순번 초기화 */
     @PostMapping("/{ruleId}/reset")
     public ResponseEntity<ApiResponse<Void>> resetSequence(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String ruleId) {
         numberingRuleService.resetSequence(ruleId, companyCode);
         return ResponseEntity.ok(ApiResponse.success(null, "시퀀스가 초기화되었습니다."));
@@ -243,10 +243,10 @@ public class NumberingRuleController {
     /** POST /copy-for-company → 회사간 규칙 복제 (SUPER_ADMIN) */
     @PostMapping("/copy-for-company")
     public ResponseEntity<ApiResponse<Map<String, Object>>> copyRulesForCompany(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        String sourceCompanyCode = (String) body.get("sourceCompanyCode");
-        String targetCompanyCode = (String) body.get("targetCompanyCode");
+        String sourceCompanyCode = (String) body.get("source_company_code");
+        String targetCompanyCode = (String) body.get("target_company_code");
         if (sourceCompanyCode == null || targetCompanyCode == null) {
             return ResponseEntity.badRequest()
                     .body(ApiResponse.error("sourceCompanyCode와 targetCompanyCode가 필요합니다."));

backend-spring/src/main/java/com/erp/controller/OpenApiProxyController.java

@@ -16,46 +16,46 @@ public class OpenApiProxyController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getOpenApiProxyList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(openApiProxyService.getOpenApiProxyList(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getOpenApiProxyInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(openApiProxyService.getOpenApiProxyInfo(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Integer>> insertOpenApiProxy(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(openApiProxyService.insertOpenApiProxy(body)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Integer>> updateOpenApiProxy(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(openApiProxyService.updateOpenApiProxy(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Integer>> deleteOpenApiProxy(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(openApiProxyService.deleteOpenApiProxy(params)));
     }

backend-spring/src/main/java/com/erp/controller/PackagingController.java

@@ -23,36 +23,36 @@ public class PackagingController {
 
     @GetMapping("/pkg-units")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getPkgUnits(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(packagingService.getPkgUnits(params)));
     }
 
     @PostMapping("/pkg-units")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createPkgUnit(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.status(201).body(ApiResponse.success(packagingService.createPkgUnit(body)));
     }
 
     @PutMapping("/pkg-units/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updatePkgUnit(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(packagingService.updatePkgUnit(body)));
     }
 
     @DeleteMapping("/pkg-units/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deletePkgUnit(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(packagingService.deletePkgUnit(params)));
     }
@@ -61,28 +61,28 @@ public class PackagingController {
 
     @GetMapping("/pkg-unit-items/{pkgCode}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getPkgUnitItems(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String pkgCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("pkgCode", pkgCode);
+        params.put("company_code", companyCode);
+        params.put("pkg_code", pkgCode);
         return ResponseEntity.ok(ApiResponse.success(packagingService.getPkgUnitItems(params)));
     }
 
     @PostMapping("/pkg-unit-items")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createPkgUnitItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.status(201).body(ApiResponse.success(packagingService.createPkgUnitItem(body)));
     }
 
     @DeleteMapping("/pkg-unit-items/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deletePkgUnitItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(packagingService.deletePkgUnitItem(params)));
     }
@@ -91,36 +91,36 @@ public class PackagingController {
 
     @GetMapping("/loading-units")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getLoadingUnits(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(packagingService.getLoadingUnits(params)));
     }
 
     @PostMapping("/loading-units")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createLoadingUnit(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.status(201).body(ApiResponse.success(packagingService.createLoadingUnit(body)));
     }
 
     @PutMapping("/loading-units/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateLoadingUnit(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(packagingService.updateLoadingUnit(body)));
     }
 
     @DeleteMapping("/loading-units/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteLoadingUnit(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(packagingService.deleteLoadingUnit(params)));
     }
@@ -129,28 +129,28 @@ public class PackagingController {
 
     @GetMapping("/loading-unit-pkgs/{loadingCode}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getLoadingUnitPkgs(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String loadingCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("loadingCode", loadingCode);
+        params.put("company_code", companyCode);
+        params.put("loading_code", loadingCode);
         return ResponseEntity.ok(ApiResponse.success(packagingService.getLoadingUnitPkgs(params)));
     }
 
     @PostMapping("/loading-unit-pkgs")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createLoadingUnitPkg(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.status(201).body(ApiResponse.success(packagingService.createLoadingUnitPkg(body)));
     }
 
     @DeleteMapping("/loading-unit-pkgs/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteLoadingUnitPkg(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(packagingService.deleteLoadingUnitPkg(params)));
     }

backend-spring/src/main/java/com/erp/controller/PopActionController.java

@@ -23,13 +23,13 @@ public class PopActionController {
      */
     @PostMapping("/execute-action")
     public ResponseEntity<ApiResponse<Map<String, Object>>> executeAction(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
         try {
             Map<String, Object> result = popActionService.executeAction(body, companyCode, userId);
             String message = result.containsKey("message") ? result.get("message").toString()
-                    : result.get("processedCount") + "건 처리 완료";
+                    : result.get("processed_count") + "건 처리 완료";
             return ResponseEntity.ok(ApiResponse.success(result, message));
         } catch (PopActionService.PreConditionFailException e) {
             return ResponseEntity.status(409).body(ApiResponse.error(e.getMessage()));

backend-spring/src/main/java/com/erp/controller/PopProductionController.java

@@ -19,19 +19,19 @@ public class PopProductionController {
 
     @PostMapping("/create-work-processes")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createWorkProcesses(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         return ResponseEntity.ok(ApiResponse.success(popProductionService.createWorkProcesses(body)));
     }
 
     @PostMapping("/timer")
     public ResponseEntity<ApiResponse<Map<String, Object>>> controlTimer(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(popProductionService.controlTimer(body)));
     }
 }

backend-spring/src/main/java/com/erp/controller/ProcessWorkStandardController.java

@@ -16,160 +16,160 @@ public class ProcessWorkStandardController {
 
     @GetMapping("/items")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getProcessWorkStandardItemList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.getProcessWorkStandardItemList(params)));
     }
 
     @GetMapping("/items/{itemCode}/routings")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getProcessWorkStandardRoutingList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String itemCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("itemCode", itemCode);
+        params.put("company_code", companyCode);
+        params.put("item_code", itemCode);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.getProcessWorkStandardRoutingList(params)));
     }
 
     @PutMapping("/versions/{versionId}/set-default")
     public ResponseEntity<ApiResponse<Map<String, Object>>> setProcessWorkStandardDefaultVersion(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long versionId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("versionId", versionId);
+        params.put("company_code", companyCode);
+        params.put("version_id", versionId);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.setProcessWorkStandardDefaultVersion(params)));
     }
 
     @PutMapping("/versions/{versionId}/unset-default")
     public ResponseEntity<ApiResponse<Map<String, Object>>> unsetProcessWorkStandardDefaultVersion(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long versionId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("versionId", versionId);
+        params.put("company_code", companyCode);
+        params.put("version_id", versionId);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.unsetProcessWorkStandardDefaultVersion(params)));
     }
 
     @GetMapping("/routing-detail/{routingDetailId}/work-items")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getProcessWorkStandardWorkItemList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long routingDetailId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("routingDetailId", routingDetailId);
+        params.put("company_code", companyCode);
+        params.put("routing_detail_id", routingDetailId);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.getProcessWorkStandardWorkItemList(params)));
     }
 
     @PostMapping("/work-items")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertProcessWorkStandardWorkItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.insertProcessWorkStandardWorkItem(body)));
     }
 
     @PutMapping("/work-items/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateProcessWorkStandardWorkItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.updateProcessWorkStandardWorkItem(body)));
     }
 
     @DeleteMapping("/work-items/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteProcessWorkStandardWorkItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.deleteProcessWorkStandardWorkItem(params)));
     }
 
     @GetMapping("/work-items/{workItemId}/details")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getProcessWorkStandardWorkItemDetailList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long workItemId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("workItemId", workItemId);
+        params.put("company_code", companyCode);
+        params.put("work_item_id", workItemId);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.getProcessWorkStandardWorkItemDetailList(params)));
     }
 
     @PostMapping("/work-item-details")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertProcessWorkStandardWorkItemDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.insertProcessWorkStandardWorkItemDetail(body)));
     }
 
     @PutMapping("/work-item-details/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateProcessWorkStandardWorkItemDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.updateProcessWorkStandardWorkItemDetail(body)));
     }
 
     @DeleteMapping("/work-item-details/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteProcessWorkStandardWorkItemDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.deleteProcessWorkStandardWorkItemDetail(params)));
     }
 
     @PutMapping("/save-all")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveAllProcessWorkStandard(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.saveAllProcessWorkStandard(body)));
     }
 
     @GetMapping("/registered-items/{screenCode}")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getProcessWorkStandardRegisteredItemList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String screenCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("screenCode", screenCode);
+        params.put("company_code", companyCode);
+        params.put("screen_code", screenCode);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.getProcessWorkStandardRegisteredItemList(params)));
     }
 
     @PostMapping("/registered-items")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertProcessWorkStandardRegisteredItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.insertProcessWorkStandardRegisteredItem(body)));
     }
 
     @PostMapping("/registered-items/batch")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertProcessWorkStandardRegisteredItemBatch(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody List<Map<String, Object>> body) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("items", body);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.insertProcessWorkStandardRegisteredItemBatch(params)));
     }
 
     @DeleteMapping("/registered-items/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteProcessWorkStandardRegisteredItem(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(processWorkStandardService.deleteProcessWorkStandardRegisteredItem(params)));
     }

backend-spring/src/main/java/com/erp/controller/ProductionController.java

@@ -21,29 +21,29 @@ public class ProductionController {
 
     @GetMapping("/order-summary")
     public ResponseEntity<ApiResponse<Object>> getOrderSummary(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(productionService.getOrderSummary(params)));
     }
 
     @GetMapping("/stock-shortage")
     public ResponseEntity<ApiResponse<Object>> getStockShortage(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(productionService.getStockShortage(companyCode)));
     }
 
     @GetMapping("/plan/{id}")
     public ResponseEntity<ApiResponse<Object>> getPlanById(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         return ResponseEntity.ok(ApiResponse.success(productionService.getPlanById(companyCode, id)));
     }
 
     @PutMapping("/plan/{id}")
     public ResponseEntity<ApiResponse<Object>> updatePlan(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
         return ResponseEntity.ok(ApiResponse.success(productionService.updatePlan(companyCode, id, body, userId)));
@@ -51,7 +51,7 @@ public class ProductionController {
 
     @DeleteMapping("/plan/{id}")
     public ResponseEntity<ApiResponse<Object>> deletePlan(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         return ResponseEntity.ok(ApiResponse.success(productionService.deletePlan(companyCode, id)));
     }
@@ -59,7 +59,7 @@ public class ProductionController {
     @PostMapping("/generate-schedule/preview")
     @SuppressWarnings("unchecked")
     public ResponseEntity<ApiResponse<Object>> previewSchedule(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
         List<Map<String, Object>> items = (List<Map<String, Object>>) body.get("items");
         return ResponseEntity.ok(ApiResponse.success(productionService.previewSchedule(companyCode, items, body)));
@@ -68,8 +68,8 @@ public class ProductionController {
     @PostMapping("/generate-schedule")
     @SuppressWarnings("unchecked")
     public ResponseEntity<ApiResponse<Object>> generateSchedule(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         List<Map<String, Object>> items = (List<Map<String, Object>>) body.get("items");
         return ResponseEntity.ok(ApiResponse.success(productionService.generateSchedule(companyCode, items, body, userId)));
@@ -78,21 +78,21 @@ public class ProductionController {
     @PostMapping("/merge-schedules")
     @SuppressWarnings("unchecked")
     public ResponseEntity<ApiResponse<Object>> mergeSchedules(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        List<Number> rawIds = (List<Number>) body.get("scheduleIds");
+        List<Number> rawIds = (List<Number>) body.get("schedule_ids");
         List<Long> scheduleIds = rawIds.stream().map(Number::longValue).collect(Collectors.toList());
-        String productType = body.get("productType") != null ? String.valueOf(body.get("productType")) : "완제품";
+        String productType = body.get("product_type") != null ? String.valueOf(body.get("product_type")) : "완제품";
         return ResponseEntity.ok(ApiResponse.success(productionService.mergeSchedules(companyCode, scheduleIds, productType, userId)));
     }
 
     @PostMapping("/generate-semi-schedule/preview")
     @SuppressWarnings("unchecked")
     public ResponseEntity<ApiResponse<Object>> previewSemiSchedule(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        List<Number> rawIds = (List<Number>) body.get("planIds");
+        List<Number> rawIds = (List<Number>) body.get("plan_ids");
         List<Long> planIds = rawIds.stream().map(Number::longValue).collect(Collectors.toList());
         return ResponseEntity.ok(ApiResponse.success(productionService.previewSemiSchedule(companyCode, planIds, body)));
     }
@@ -100,21 +100,21 @@ public class ProductionController {
     @PostMapping("/generate-semi-schedule")
     @SuppressWarnings("unchecked")
     public ResponseEntity<ApiResponse<Object>> generateSemiSchedule(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        List<Number> rawIds = (List<Number>) body.get("planIds");
+        List<Number> rawIds = (List<Number>) body.get("plan_ids");
         List<Long> planIds = rawIds.stream().map(Number::longValue).collect(Collectors.toList());
         return ResponseEntity.ok(ApiResponse.success(productionService.generateSemiSchedule(companyCode, planIds, body, userId)));
     }
 
     @PostMapping("/plan/{id}/split")
     public ResponseEntity<ApiResponse<Object>> splitSchedule(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        double splitQty = toDouble(body.get("splitQty"));
+        double splitQty = toDouble(body.get("split_qty"));
         return ResponseEntity.ok(ApiResponse.success(productionService.splitSchedule(companyCode, id, splitQty, userId)));
     }
 

backend-spring/src/main/java/com/erp/controller/ReportController.java

@@ -20,9 +20,9 @@ public class ReportController {
 
     @GetMapping("/external-connections")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getExternalConnections(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(reportService.getExternalConnections(params)));
     }
 
@@ -35,18 +35,18 @@ public class ReportController {
 
     @PostMapping("/templates")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createTemplate(
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("createdBy", userId);
+        body.put("created_by", userId);
         Map<String, Object> result = reportService.createTemplate(body);
         return ResponseEntity.status(201).body(ApiResponse.success(result));
     }
 
     @PostMapping("/templates/create-from-layout")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createTemplateFromLayout(
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("createdBy", userId);
+        body.put("created_by", userId);
         Map<String, Object> result = reportService.createTemplateFromLayout(body);
         return ResponseEntity.status(201).body(ApiResponse.success(result));
     }
@@ -55,7 +55,7 @@ public class ReportController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteTemplate(
             @PathVariable String templateId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("templateId", templateId);
+        params.put("template_id", templateId);
         return ResponseEntity.ok(ApiResponse.success(reportService.deleteTemplate(params)));
     }
 
@@ -79,9 +79,9 @@ public class ReportController {
 
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getReportList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(reportService.getReportList(params)));
     }
 
@@ -89,15 +89,15 @@ public class ReportController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createReport(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("reportNameKor") == null || body.get("reportType") == null) {
+        if (body.get("report_name_kor") == null || body.get("report_type") == null) {
             return ResponseEntity.status(400).body(
                 ApiResponse.error("리포트명과 리포트 타입은 필수입니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("createdBy", userId);
+        body.put("company_code", companyCode);
+        body.put("created_by", userId);
         Map<String, Object> result = reportService.createReport(body);
         return ResponseEntity.status(201).body(ApiResponse.success(result, "리포트가 생성되었습니다."));
     }
@@ -106,13 +106,13 @@ public class ReportController {
 
     @PostMapping("/{reportId}/copy")
     public ResponseEntity<ApiResponse<Map<String, Object>>> copyReport(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String reportId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("reportId", reportId);
-        params.put("companyCode", companyCode);
-        params.put("userId", userId);
+        params.put("report_id", reportId);
+        params.put("company_code", companyCode);
+        params.put("user_id", userId);
         Map<String, Object> result = reportService.copyReport(params);
         if (result == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("리포트를 찾을 수 없습니다."));
@@ -124,11 +124,11 @@ public class ReportController {
 
     @PostMapping("/{reportId}/save-as-template")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveAsTemplate(
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String reportId,
             @RequestBody Map<String, Object> body) {
-        body.put("reportId", reportId);
-        body.put("userId", userId);
+        body.put("report_id", reportId);
+        body.put("user_id", userId);
         Map<String, Object> result = reportService.saveAsTemplate(body);
         return ResponseEntity.status(201).body(ApiResponse.success(result));
     }
@@ -138,7 +138,7 @@ public class ReportController {
     @GetMapping("/{reportId}/layout")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayout(
             @PathVariable String reportId) {
-        Map<String, Object> params = Map.of("reportId", reportId);
+        Map<String, Object> params = Map.of("report_id", reportId);
         Map<String, Object> result = reportService.getLayout(params);
         if (result == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("레이아웃을 찾을 수 없습니다."));
@@ -148,11 +148,11 @@ public class ReportController {
 
     @PutMapping("/{reportId}/layout")
     public ResponseEntity<ApiResponse<Map<String, Object>>> saveLayout(
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String reportId,
             @RequestBody Map<String, Object> body) {
-        body.put("reportId", reportId);
-        body.put("userId", userId);
+        body.put("report_id", reportId);
+        body.put("user_id", userId);
         Map<String, Object> result = reportService.saveLayout(body);
         return ResponseEntity.ok(ApiResponse.success(result));
     }
@@ -164,8 +164,8 @@ public class ReportController {
             @PathVariable String reportId,
             @PathVariable String queryId,
             @RequestBody Map<String, Object> body) {
-        body.put("reportId", reportId);
-        body.put("queryId", queryId);
+        body.put("report_id", reportId);
+        body.put("query_id", queryId);
         Map<String, Object> result = reportService.executeQuery(body);
         return ResponseEntity.ok(ApiResponse.success(result));
     }
@@ -174,11 +174,11 @@ public class ReportController {
 
     @GetMapping("/{reportId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getReportInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String reportId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("reportId", reportId);
-        params.put("companyCode", companyCode);
+        params.put("report_id", reportId);
+        params.put("company_code", companyCode);
         Map<String, Object> result = reportService.getReportInfo(params);
         if (result == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("리포트를 찾을 수 없습니다."));
@@ -188,23 +188,23 @@ public class ReportController {
 
     @PutMapping("/{reportId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateReport(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute(value = "userId", required = false) String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute(value = "user_id", required = false) String userId,
             @PathVariable String reportId,
             @RequestBody Map<String, Object> body) {
-        body.put("reportId", reportId);
-        body.put("companyCode", companyCode);
-        body.put("updatedBy", userId);
+        body.put("report_id", reportId);
+        body.put("company_code", companyCode);
+        body.put("updated_by", userId);
         return ResponseEntity.ok(ApiResponse.success(reportService.updateReport(body)));
     }
 
     @DeleteMapping("/{reportId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteReport(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String reportId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("reportId", reportId);
-        params.put("companyCode", companyCode);
+        params.put("report_id", reportId);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(reportService.deleteReport(params)));
     }
 
@@ -212,9 +212,9 @@ public class ReportController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getReportListLegacy(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(reportService.getReportList(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/RiskAlertController.java

@@ -19,46 +19,46 @@ public class RiskAlertController {
     /** GET / → 전체 알림 목록 */
     @GetMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> getAllAlerts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(riskAlertService.getAllAlerts(params)));
     }
 
     /** POST /refresh → 알림 새로고침 */
     @PostMapping("/refresh")
     public ResponseEntity<ApiResponse<Map<String, Object>>> refreshAlerts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody(required = false) Map<String, Object> body) {
         Map<String, Object> params = body != null ? new HashMap<>(body) : new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(riskAlertService.refreshAlerts(params)));
     }
 
     /** GET /weather → 기상 알림 목록 */
     @GetMapping("/weather")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getWeatherAlerts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(riskAlertService.getWeatherAlerts(params)));
     }
 
     /** GET /accidents → 사고 알림 목록 */
     @GetMapping("/accidents")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAccidentAlerts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(riskAlertService.getAccidentAlerts(params)));
     }
 
     /** GET /roadworks → 공사 알림 목록 */
     @GetMapping("/roadworks")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getRoadworkAlerts(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(riskAlertService.getRoadworkAlerts(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/RoleController.java

@@ -29,7 +29,7 @@ public class RoleController {
      */
     @GetMapping
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getRoleGroups(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
             @RequestParam Map<String, Object> params) {
 
@@ -40,7 +40,7 @@ public class RoleController {
         // SUPER_ADMIN: 요청 파라미터의 companyCode 사용 (없으면 전체)
         // 그 외: 자신의 companyCode 강제 적용
         if (!isSuperAdmin(role)) {
-            params.put("companyCode", companyCode);
+            params.put("company_code", companyCode);
         }
 
         return ResponseEntity.ok(ApiResponse.success(roleService.getRoleGroups(params), "권한 그룹 목록 조회 성공"));
@@ -53,7 +53,7 @@ public class RoleController {
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getRoleGroupById(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role) {
 
         if (!isAdmin(role)) {
@@ -68,7 +68,7 @@ public class RoleController {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
 
-        if (!isSuperAdmin(role) && !companyCode.equals(group.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(group.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
@@ -81,16 +81,16 @@ public class RoleController {
      */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createRoleGroup(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         if (!isAdmin(role)) {
             return ResponseEntity.status(403).body(ApiResponse.error("관리자 권한이 필요합니다."));
         }
 
-        String targetCompany = (String) body.get("companyCode");
+        String targetCompany = (String) body.get("company_code");
         if (!isSuperAdmin(role) && !companyCode.equals(targetCompany)) {
             return ResponseEntity.status(403).body(ApiResponse.error("다른 회사의 권한 그룹을 생성할 수 없습니다."));
         }
@@ -109,7 +109,7 @@ public class RoleController {
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateRoleGroup(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
             @RequestBody Map<String, Object> body) {
 
@@ -123,7 +123,7 @@ public class RoleController {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
 
-        if (!isSuperAdmin(role) && !companyCode.equals(existing.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(existing.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
@@ -141,7 +141,7 @@ public class RoleController {
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteRoleGroup(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role) {
 
         if (!isAdmin(role)) {
@@ -154,7 +154,7 @@ public class RoleController {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
 
-        if (!isSuperAdmin(role) && !companyCode.equals(existing.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(existing.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
@@ -174,12 +174,12 @@ public class RoleController {
      */
     @GetMapping("/user/my-groups")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMyRoleGroups(
-            @RequestAttribute("userId") String userId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("user_id") String userId,
+            @RequestAttribute("company_code") String companyCode) {
 
         Map<String, Object> params = new HashMap<>();
-        params.put("userId", userId);
-        params.put("companyCode", companyCode);
+        params.put("user_id", userId);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(roleService.getUserRoleGroups(params), "사용자 권한 그룹 조회 성공"));
     }
 
@@ -189,9 +189,9 @@ public class RoleController {
      */
     @GetMapping("/menus/all")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAllMenus(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestParam(value = "companyCode", required = false) String requestedCompanyCode) {
+            @RequestParam(value = "company_code", required = false) String requestedCompanyCode) {
 
         if (!isAdmin(role)) {
             return ResponseEntity.status(403).body(ApiResponse.error("관리자 권한이 필요합니다."));
@@ -200,9 +200,9 @@ public class RoleController {
         Map<String, Object> params = new HashMap<>();
         if (isSuperAdmin(role)) {
             // SUPER_ADMIN: 쿼리 파라미터로 받은 companyCode 사용 (없으면 전체)
-            params.put("companyCode", requestedCompanyCode);
+            params.put("company_code", requestedCompanyCode);
         } else {
-            params.put("companyCode", companyCode);
+            params.put("company_code", companyCode);
         }
 
         return ResponseEntity.ok(ApiResponse.success(roleService.getAllMenus(params), "메뉴 목록 조회 성공"));
@@ -215,7 +215,7 @@ public class RoleController {
     @GetMapping("/{id}/members")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getRoleMembers(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role) {
 
         if (!isAdmin(role)) {
@@ -227,12 +227,12 @@ public class RoleController {
         if (group == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
-        if (!isSuperAdmin(role) && !companyCode.equals(group.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(group.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
         Map<String, Object> params = new HashMap<>();
-        params.put("masterObjid", parseLong(id));
+        params.put("master_objid", parseLong(id));
         return ResponseEntity.ok(ApiResponse.success(roleService.getRoleMembers(params), "권한 그룹 멤버 조회 성공"));
     }
 
@@ -243,9 +243,9 @@ public class RoleController {
     @PostMapping("/{id}/members")
     public ResponseEntity<ApiResponse<Void>> addRoleMembers(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestAttribute("userId") String currentUserId,
+            @RequestAttribute("user_id") String currentUserId,
             @RequestBody Map<String, Object> body) {
 
         if (!isAdmin(role)) {
@@ -257,12 +257,12 @@ public class RoleController {
         if (group == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
-        if (!isSuperAdmin(role) && !companyCode.equals(group.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(group.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
         Map<String, Object> params = new HashMap<>(body);
-        params.put("masterObjid", parseLong(id));
+        params.put("master_objid", parseLong(id));
         params.put("writer", currentUserId);
         roleService.addRoleMembers(params);
         return ResponseEntity.ok(ApiResponse.success(null, "권한 그룹 멤버 추가 성공"));
@@ -275,9 +275,9 @@ public class RoleController {
     @PutMapping("/{id}/members")
     public ResponseEntity<ApiResponse<Void>> updateRoleMembers(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestAttribute("userId") String currentUserId,
+            @RequestAttribute("user_id") String currentUserId,
             @RequestBody Map<String, Object> body) {
 
         if (!isAdmin(role)) {
@@ -289,12 +289,12 @@ public class RoleController {
         if (group == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
-        if (!isSuperAdmin(role) && !companyCode.equals(group.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(group.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
         Map<String, Object> params = new HashMap<>(body);
-        params.put("masterObjid", parseLong(id));
+        params.put("master_objid", parseLong(id));
         params.put("writer", currentUserId);
         roleService.updateRoleMembers(params);
         return ResponseEntity.ok(ApiResponse.success(null, "권한 그룹 멤버 업데이트 성공"));
@@ -307,7 +307,7 @@ public class RoleController {
     @DeleteMapping("/{id}/members")
     public ResponseEntity<ApiResponse<Void>> removeRoleMembers(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
             @RequestBody Map<String, Object> body) {
 
@@ -320,12 +320,12 @@ public class RoleController {
         if (group == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
-        if (!isSuperAdmin(role) && !companyCode.equals(group.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(group.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
         Map<String, Object> params = new HashMap<>(body);
-        params.put("masterObjid", parseLong(id));
+        params.put("master_objid", parseLong(id));
         roleService.removeRoleMembers(params);
         return ResponseEntity.ok(ApiResponse.success(null, "권한 그룹 멤버 제거 성공"));
     }
@@ -341,7 +341,7 @@ public class RoleController {
     @GetMapping("/{id}/menu-permissions")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getMenuPermissions(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role) {
 
         if (!isAdmin(role)) {
@@ -353,12 +353,12 @@ public class RoleController {
         if (group == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
-        if (!isSuperAdmin(role) && !companyCode.equals(group.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(group.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
         Map<String, Object> params = new HashMap<>();
-        params.put("authObjid", parseLong(id));
+        params.put("auth_objid", parseLong(id));
         return ResponseEntity.ok(ApiResponse.success(roleService.getMenuPermissions(params), "메뉴 권한 조회 성공"));
     }
 
@@ -369,9 +369,9 @@ public class RoleController {
     @PutMapping("/{id}/menu-permissions")
     public ResponseEntity<ApiResponse<Void>> setMenuPermissions(
             @PathVariable String id,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role,
-            @RequestAttribute("userId") String currentUserId,
+            @RequestAttribute("user_id") String currentUserId,
             @RequestBody Map<String, Object> body) {
 
         if (!isAdmin(role)) {
@@ -383,12 +383,12 @@ public class RoleController {
         if (group == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("권한 그룹을 찾을 수 없습니다."));
         }
-        if (!isSuperAdmin(role) && !companyCode.equals(group.get("companyCode"))) {
+        if (!isSuperAdmin(role) && !companyCode.equals(group.get("company_code"))) {
             return ResponseEntity.status(403).body(ApiResponse.error("권한이 없습니다."));
         }
 
         Map<String, Object> params = new HashMap<>(body);
-        params.put("authObjid", parseLong(id));
+        params.put("auth_objid", parseLong(id));
         params.put("writer", currentUserId);
         roleService.setMenuPermissions(params);
         return ResponseEntity.ok(ApiResponse.success(null, "메뉴 권한 설정 성공"));
@@ -401,7 +401,7 @@ public class RoleController {
     @GetMapping("/user/{userId}/groups")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getUserRoleGroups(
             @PathVariable String userId,
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestAttribute("role") String role) {
 
         if (!isAdmin(role)) {
@@ -409,8 +409,8 @@ public class RoleController {
         }
 
         Map<String, Object> params = new HashMap<>();
-        params.put("userId", userId);
-        params.put("companyCode", isSuperAdmin(role) ? null : companyCode);
+        params.put("user_id", userId);
+        params.put("company_code", isSuperAdmin(role) ? null : companyCode);
         return ResponseEntity.ok(ApiResponse.success(roleService.getUserRoleGroups(params), "사용자 권한 그룹 조회 성공"));
     }
 

backend-spring/src/main/java/com/erp/controller/SalesReportController.java

@@ -19,25 +19,25 @@ public class SalesReportController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getSalesReportList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(salesReportService.getSalesReportList(params)));
     }
 
     @GetMapping("/summary")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getSalesReportSummary(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(salesReportService.getSalesReportSummary(params)));
     }
 
     @GetMapping("/data")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getSalesReportData(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(salesReportService.getSalesReportData(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/ScheduleController.java

@@ -18,9 +18,9 @@ public class ScheduleController {
 
     @GetMapping("/list")
     public ResponseEntity<Map<String, Object>> getScheduleList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         List<Map<String, Object>> list = scheduleService.getScheduleList(params);
         Map<String, Object> resp = new LinkedHashMap<>();
         resp.put("success", true);
@@ -31,11 +31,11 @@ public class ScheduleController {
 
     @GetMapping("/{scheduleId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScheduleInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long scheduleId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("scheduleId", scheduleId);
+        params.put("company_code", companyCode);
+        params.put("schedule_id", scheduleId);
         return ResponseEntity.ok(ApiResponse.success(scheduleService.getScheduleInfo(params)));
     }
 
@@ -45,9 +45,9 @@ public class ScheduleController {
      */
     @PostMapping("/preview")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewSchedule(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         try {
             Map<String, Object> preview = scheduleService.previewSchedule(body);
             return ResponseEntity.ok(ApiResponse.success(preview));
@@ -62,11 +62,11 @@ public class ScheduleController {
      */
     @PostMapping("/apply")
     public ResponseEntity<ApiResponse<Map<String, Object>>> applySchedules(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         try {
             Map<String, Object> applied = scheduleService.applySchedules(body);
             String message = applied.get("created") + "건 생성, " + applied.get("deleted") + "건 삭제, " + applied.get("updated") + "건 수정되었습니다.";
@@ -78,31 +78,31 @@ public class ScheduleController {
 
     @PostMapping
     public ResponseEntity<ApiResponse<Integer>> insertSchedule(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(scheduleService.insertSchedule(body)));
     }
 
     @PutMapping("/{scheduleId}")
     public ResponseEntity<ApiResponse<Integer>> updateSchedule(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long scheduleId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("scheduleId", scheduleId);
+        body.put("company_code", companyCode);
+        body.put("schedule_id", scheduleId);
         return ResponseEntity.ok(ApiResponse.success(scheduleService.updateSchedule(body)));
     }
 
     @DeleteMapping("/{scheduleId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteSchedule(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Long scheduleId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("userId", userId);
-        params.put("scheduleId", scheduleId);
+        params.put("company_code", companyCode);
+        params.put("user_id", userId);
+        params.put("schedule_id", scheduleId);
         Map<String, Object> result = scheduleService.deleteSchedule(params);
         if (Boolean.FALSE.equals(result.get("success"))) {
             return ResponseEntity.status(404).body(ApiResponse.error((String) result.get("message")));

backend-spring/src/main/java/com/erp/controller/ScreenEmbeddingController.java

@@ -47,15 +47,15 @@ public class ScreenEmbeddingController {
     @GetMapping("/screen-embedding")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getScreenEmbeddingList(
             @RequestParam(required = false) Long parentScreenId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         if (parentScreenId == null) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("부모 화면 ID가 필요합니다."));
         }
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("parentScreenId", parentScreenId);
-            params.put("companyCode",    companyCode);
+            params.put("parent_screen_id", parentScreenId);
+            params.put("company_code",    companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.getScreenEmbeddingList(params)));
         } catch (Exception e) {
             log.error("화면 임베딩 목록 조회 실패", e);
@@ -67,11 +67,11 @@ public class ScreenEmbeddingController {
     @GetMapping("/screen-embedding/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreenEmbeddingInfo(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
             params.put("id",          id);
-            params.put("companyCode", companyCode);
+            params.put("company_code", companyCode);
             Map<String, Object> result = service.getScreenEmbeddingInfo(params);
             if (result == null) {
                 return ResponseEntity.status(404)
@@ -88,14 +88,14 @@ public class ScreenEmbeddingController {
     @PostMapping("/screen-embedding")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertScreenEmbedding(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        if (body.get("parentScreenId") == null || body.get("childScreenId") == null
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        if (body.get("parent_screen_id") == null || body.get("child_screen_id") == null
                 || body.get("position") == null || body.get("mode") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("필수 필드가 누락되었습니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             Map<String, Object> result = service.insertScreenEmbedding(body);
             return ResponseEntity.status(HttpStatus.CREATED).body(ApiResponse.success(result));
@@ -113,12 +113,12 @@ public class ScreenEmbeddingController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateScreenEmbedding(
             @PathVariable Long id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         if (body.get("position") == null && body.get("mode") == null && body.get("config") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("수정할 내용이 없습니다."));
         }
         body.put("id",          id);
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         try {
             Map<String, Object> result = service.updateScreenEmbedding(body);
             if (result == null) {
@@ -136,10 +136,10 @@ public class ScreenEmbeddingController {
     @DeleteMapping("/screen-embedding/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteScreenEmbedding(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         try {
             boolean deleted = service.deleteScreenEmbedding(params);
             if (!deleted) {
@@ -162,16 +162,16 @@ public class ScreenEmbeddingController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreenDataTransferInfo(
             @RequestParam(required = false) Long sourceScreenId,
             @RequestParam(required = false) Long targetScreenId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         if (sourceScreenId == null || targetScreenId == null) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("소스 화면 ID와 타겟 화면 ID가 필요합니다."));
         }
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("sourceScreenId", sourceScreenId);
-            params.put("targetScreenId", targetScreenId);
-            params.put("companyCode",    companyCode);
+            params.put("source_screen_id", sourceScreenId);
+            params.put("target_screen_id", targetScreenId);
+            params.put("company_code",    companyCode);
             Map<String, Object> result = service.getScreenDataTransferInfo(params);
             if (result == null) {
                 return ResponseEntity.status(404)
@@ -188,14 +188,14 @@ public class ScreenEmbeddingController {
     @PostMapping("/screen-data-transfer")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertScreenDataTransfer(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        if (body.get("sourceScreenId") == null || body.get("targetScreenId") == null
-                || body.get("dataReceivers") == null) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        if (body.get("source_screen_id") == null || body.get("target_screen_id") == null
+                || body.get("data_receivers") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("필수 필드가 누락되었습니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             Map<String, Object> result = service.insertScreenDataTransfer(body);
             return ResponseEntity.status(HttpStatus.CREATED).body(ApiResponse.success(result));
@@ -213,12 +213,12 @@ public class ScreenEmbeddingController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateScreenDataTransfer(
             @PathVariable Long id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
-        if (body.get("dataReceivers") == null && body.get("buttonConfig") == null) {
+            @RequestAttribute("company_code") String companyCode) {
+        if (body.get("data_receivers") == null && body.get("button_config") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("수정할 내용이 없습니다."));
         }
         body.put("id",          id);
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         try {
             Map<String, Object> result = service.updateScreenDataTransfer(body);
             if (result == null) {
@@ -236,10 +236,10 @@ public class ScreenEmbeddingController {
     @DeleteMapping("/screen-data-transfer/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteScreenDataTransfer(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         try {
             boolean deleted = service.deleteScreenDataTransfer(params);
             if (!deleted) {
@@ -261,11 +261,11 @@ public class ScreenEmbeddingController {
     @GetMapping("/screen-split-panel/{screenId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreenSplitPanelInfo(
             @PathVariable Long screenId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("screenId",    screenId);
-            params.put("companyCode", companyCode);
+            params.put("screen_id",    screenId);
+            params.put("company_code", companyCode);
             Map<String, Object> result = service.getScreenSplitPanelInfo(params);
             if (result == null) {
                 return ResponseEntity.status(404)
@@ -282,14 +282,14 @@ public class ScreenEmbeddingController {
     @PostMapping("/screen-split-panel")
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertScreenSplitPanel(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        if (body.get("screenId") == null || body.get("leftEmbedding") == null
-                || body.get("rightEmbedding") == null || body.get("dataTransfer") == null) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        if (body.get("screen_id") == null || body.get("left_embedding") == null
+                || body.get("right_embedding") == null || body.get("data_transfer") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("필수 필드가 누락되었습니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             Map<String, Object> result = service.insertScreenSplitPanel(body);
             return ResponseEntity.status(HttpStatus.CREATED).body(ApiResponse.success(result));
@@ -304,12 +304,12 @@ public class ScreenEmbeddingController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateScreenSplitPanel(
             @PathVariable Long id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
-        if (body.get("layoutConfig") == null) {
+            @RequestAttribute("company_code") String companyCode) {
+        if (body.get("layout_config") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("수정할 내용이 없습니다."));
         }
         body.put("id",          id);
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         try {
             Map<String, Object> result = service.updateScreenSplitPanel(body);
             if (result == null) {
@@ -327,10 +327,10 @@ public class ScreenEmbeddingController {
     @DeleteMapping("/screen-split-panel/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteScreenSplitPanel(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         try {
             boolean deleted = service.deleteScreenSplitPanel(params);
             if (!deleted) {

backend-spring/src/main/java/com/erp/controller/ScreenGroupController.java

@@ -34,18 +34,18 @@ public class ScreenGroupController {
             @RequestParam(required = false, defaultValue = "1") int page,
             @RequestParam(required = false, defaultValue = "20") int size,
             @RequestParam(required = false) String filterCompanyCode,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             String effectiveCompanyCode = ("*".equals(companyCode) && filterCompanyCode != null)
                     ? filterCompanyCode : companyCode;
 
             Map<String, Object> params = new HashMap<>();
-            params.put("companyCode", effectiveCompanyCode);
+            params.put("company_code", effectiveCompanyCode);
             params.put("page", page);
             params.put("size", size);
             if (search       != null) params.put("search",        search);
-            if (groupName    != null) params.put("groupName",     groupName);
-            if (parentGroupId != null) params.put("parentGroupId", parentGroupId);
+            if (groupName    != null) params.put("group_name",     groupName);
+            if (parentGroupId != null) params.put("parent_group_id", parentGroupId);
 
             // 페이지네이션 응답은 Node.js 동일 구조(total/page/size/totalPages) 유지
             return ResponseEntity.ok(service.getScreenGroups(params));
@@ -60,11 +60,11 @@ public class ScreenGroupController {
     @GetMapping("/groups/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreenGroup(
             @PathVariable Integer id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
             params.put("id",          id);
-            params.put("companyCode", companyCode);
+            params.put("company_code", companyCode);
             Map<String, Object> group = service.getScreenGroup(params);
             if (group == null) {
                 return ResponseEntity.status(404).body(ApiResponse.error("화면 그룹을 찾을 수 없습니다"));
@@ -81,10 +81,10 @@ public class ScreenGroupController {
     @PostMapping("/groups")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createScreenGroup(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             Map<String, Object> created = service.createScreenGroup(body);
             return ResponseEntity.status(HttpStatus.CREATED).body(ApiResponse.success(created));
@@ -103,11 +103,11 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateScreenGroup(
             @PathVariable Integer id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         body.put("id",          id);
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.updateScreenGroup(body)));
         } catch (NoSuchElementException e) {
@@ -128,13 +128,13 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<Void>> deleteScreenGroup(
             @PathVariable Integer id,
             @RequestParam(required = false, defaultValue = "false") boolean deleteNumberingRules,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",                   id);
-        params.put("companyCode",          companyCode);
-        params.put("userId",               userId);
-        params.put("deleteNumberingRules", deleteNumberingRules);
+        params.put("company_code",          companyCode);
+        params.put("user_id",               userId);
+        params.put("delete_numbering_rules", deleteNumberingRules);
         try {
             service.deleteScreenGroup(params);
             return ResponseEntity.ok(ApiResponse.success(null, "화면 그룹이 삭제되었습니다"));
@@ -159,10 +159,10 @@ public class ScreenGroupController {
     @PostMapping("/group-screens")
     public ResponseEntity<ApiResponse<Map<String, Object>>> addScreenToGroup(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(service.addScreenToGroup(body)));
@@ -181,11 +181,11 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateScreenInGroup(
             @PathVariable Integer id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         body.put("id",          id);
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.updateScreenInGroup(body)));
         } catch (NoSuchElementException e) {
@@ -202,12 +202,12 @@ public class ScreenGroupController {
     @DeleteMapping("/group-screens/{id}")
     public ResponseEntity<ApiResponse<Void>> removeScreenFromGroup(
             @PathVariable Integer id,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
-        params.put("userId",      userId);
+        params.put("company_code", companyCode);
+        params.put("user_id",      userId);
         try {
             service.removeScreenFromGroup(params);
             return ResponseEntity.ok(ApiResponse.success(null, "화면 그룹 연결이 해제되었습니다"));
@@ -230,12 +230,12 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getFieldJoins(
             @RequestParam(required = false) Integer groupId,
             @RequestParam(required = false) Integer screenId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("companyCode", companyCode);
-            if (groupId  != null) params.put("groupId",  groupId);
-            if (screenId != null) params.put("screenId", screenId);
+            params.put("company_code", companyCode);
+            if (groupId  != null) params.put("group_id",  groupId);
+            if (screenId != null) params.put("screen_id", screenId);
             return ResponseEntity.ok(ApiResponse.success(service.getFieldJoins(params)));
         } catch (Exception e) {
             log.error("필드 조인 목록 조회 실패", e);
@@ -248,10 +248,10 @@ public class ScreenGroupController {
     @PostMapping("/field-joins")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createFieldJoin(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(service.createFieldJoin(body)));
@@ -267,11 +267,11 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateFieldJoin(
             @PathVariable Integer id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         body.put("id",          id);
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.updateFieldJoin(body)));
         } catch (NoSuchElementException e) {
@@ -288,12 +288,12 @@ public class ScreenGroupController {
     @DeleteMapping("/field-joins/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteFieldJoin(
             @PathVariable Integer id,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
-        params.put("userId",      userId);
+        params.put("company_code", companyCode);
+        params.put("user_id",      userId);
         try {
             service.deleteFieldJoin(params);
             return ResponseEntity.ok(ApiResponse.success(null, "필드 조인이 삭제되었습니다"));
@@ -316,12 +316,12 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDataFlows(
             @RequestParam(required = false) Integer groupId,
             @RequestParam(required = false) Integer screenId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("companyCode", companyCode);
-            if (groupId  != null) params.put("groupId",  groupId);
-            if (screenId != null) params.put("screenId", screenId);
+            params.put("company_code", companyCode);
+            if (groupId  != null) params.put("group_id",  groupId);
+            if (screenId != null) params.put("screen_id", screenId);
             return ResponseEntity.ok(ApiResponse.success(service.getDataFlows(params)));
         } catch (Exception e) {
             log.error("데이터 흐름 목록 조회 실패", e);
@@ -334,10 +334,10 @@ public class ScreenGroupController {
     @PostMapping("/data-flows")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createDataFlow(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(service.createDataFlow(body)));
@@ -353,11 +353,11 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateDataFlow(
             @PathVariable Integer id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         body.put("id",          id);
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.updateDataFlow(body)));
         } catch (NoSuchElementException e) {
@@ -374,12 +374,12 @@ public class ScreenGroupController {
     @DeleteMapping("/data-flows/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteDataFlow(
             @PathVariable Integer id,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
-        params.put("userId",      userId);
+        params.put("company_code", companyCode);
+        params.put("user_id",      userId);
         try {
             service.deleteDataFlow(params);
             return ResponseEntity.ok(ApiResponse.success(null, "데이터 흐름이 삭제되었습니다"));
@@ -402,12 +402,12 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTableRelations(
             @RequestParam(required = false) Integer groupId,
             @RequestParam(required = false) Integer screenId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("companyCode", companyCode);
-            if (groupId  != null) params.put("groupId",  groupId);
-            if (screenId != null) params.put("screenId", screenId);
+            params.put("company_code", companyCode);
+            if (groupId  != null) params.put("group_id",  groupId);
+            if (screenId != null) params.put("screen_id", screenId);
             return ResponseEntity.ok(ApiResponse.success(service.getTableRelations(params)));
         } catch (Exception e) {
             log.error("화면-테이블 관계 목록 조회 실패", e);
@@ -420,10 +420,10 @@ public class ScreenGroupController {
     @PostMapping("/table-relations")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createTableRelation(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(service.createTableRelation(body)));
@@ -439,11 +439,11 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateTableRelation(
             @PathVariable Integer id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         body.put("id",          id);
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.updateTableRelation(body)));
         } catch (NoSuchElementException e) {
@@ -460,12 +460,12 @@ public class ScreenGroupController {
     @DeleteMapping("/table-relations/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteTableRelation(
             @PathVariable Integer id,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
-        params.put("userId",      userId);
+        params.put("company_code", companyCode);
+        params.put("user_id",      userId);
         try {
             service.deleteTableRelation(params);
             return ResponseEntity.ok(ApiResponse.success(null, "화면-테이블 관계가 삭제되었습니다"));
@@ -487,11 +487,11 @@ public class ScreenGroupController {
     @GetMapping("/layout-summary/{screenId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreenLayoutSummary(
             @PathVariable Integer screenId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("screenId",    screenId);
-            params.put("companyCode", companyCode);
+            params.put("screen_id",    screenId);
+            params.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.getScreenLayoutSummary(params)));
         } catch (Exception e) {
             log.error("레이아웃 요약 조회 실패: screenId={}", screenId, e);
@@ -504,10 +504,10 @@ public class ScreenGroupController {
     @PostMapping("/layout-summary/batch")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMultipleScreenLayoutSummary(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             @SuppressWarnings("unchecked")
-            List<Integer> screenIds = (List<Integer>) body.get("screenIds");
+            List<Integer> screenIds = (List<Integer>) body.get("screen_ids");
             return ResponseEntity.ok(ApiResponse.success(
                     service.getMultipleScreenLayoutSummary(screenIds)));
         } catch (Exception e) {
@@ -525,10 +525,10 @@ public class ScreenGroupController {
     @PostMapping("/sub-tables/batch")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreenSubTables(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             @SuppressWarnings("unchecked")
-            List<Integer> screenIds = (List<Integer>) body.get("screenIds");
+            List<Integer> screenIds = (List<Integer>) body.get("screen_ids");
             return ResponseEntity.ok(ApiResponse.success(
                     service.getScreenSubTables(screenIds)));
         } catch (Exception e) {
@@ -546,7 +546,7 @@ public class ScreenGroupController {
     @GetMapping("/sync/status")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getSyncStatus(
             @RequestParam(required = false) String filterCompanyCode,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             String effectiveCompanyCode = ("*".equals(companyCode) && filterCompanyCode != null)
                     ? filterCompanyCode : companyCode;
@@ -562,12 +562,12 @@ public class ScreenGroupController {
     @PostMapping("/sync/screen-to-menu")
     public ResponseEntity<ApiResponse<Map<String, Object>>> syncScreenGroupsToMenu(
             @RequestBody(required = false) Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         try {
             String targetCompanyCode = companyCode;
-            if (body != null && body.get("companyCode") != null) {
-                targetCompanyCode = (String) body.get("companyCode");
+            if (body != null && body.get("company_code") != null) {
+                targetCompanyCode = (String) body.get("company_code");
             }
             Map<String, Object> result = service.syncScreenGroupsToMenu(targetCompanyCode, userId);
             return ResponseEntity.ok(ApiResponse.success(result));
@@ -582,12 +582,12 @@ public class ScreenGroupController {
     @PostMapping("/sync/menu-to-screen")
     public ResponseEntity<ApiResponse<Map<String, Object>>> syncMenuToScreenGroups(
             @RequestBody(required = false) Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         try {
             String targetCompanyCode = companyCode;
-            if (body != null && body.get("companyCode") != null) {
-                targetCompanyCode = (String) body.get("companyCode");
+            if (body != null && body.get("company_code") != null) {
+                targetCompanyCode = (String) body.get("company_code");
             }
             Map<String, Object> result = service.syncMenuToScreenGroups(targetCompanyCode, userId);
             return ResponseEntity.ok(ApiResponse.success(result));
@@ -601,7 +601,7 @@ public class ScreenGroupController {
     /** POST /api/screen-groups/sync/all */
     @PostMapping("/sync/all")
     public ResponseEntity<ApiResponse<Map<String, Object>>> syncAllCompanies(
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("user_id") String userId) {
         try {
             return ResponseEntity.ok(ApiResponse.success(service.syncAllCompanies(userId)));
         } catch (Exception e) {
@@ -619,12 +619,12 @@ public class ScreenGroupController {
     @GetMapping("/pop/groups")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getPopScreenGroups(
             @RequestParam(required = false) String filterCompanyCode,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             String effectiveCompanyCode = ("*".equals(companyCode) && filterCompanyCode != null)
                     ? filterCompanyCode : companyCode;
             Map<String, Object> params = new HashMap<>();
-            params.put("companyCode", effectiveCompanyCode);
+            params.put("company_code", effectiveCompanyCode);
             return ResponseEntity.ok(ApiResponse.success(service.getPopScreenGroups(params)));
         } catch (Exception e) {
             log.error("POP 화면 그룹 목록 조회 실패", e);
@@ -637,10 +637,10 @@ public class ScreenGroupController {
     @PostMapping("/pop/groups")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createPopScreenGroup(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("userCompanyCode", companyCode);
-        body.put("userId",          userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("user_company_code", companyCode);
+        body.put("user_id",          userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(service.createPopScreenGroup(body)));
@@ -662,11 +662,11 @@ public class ScreenGroupController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updatePopScreenGroup(
             @PathVariable Integer id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         body.put("id",          id);
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.updatePopScreenGroup(body)));
         } catch (NoSuchElementException e) {
@@ -686,12 +686,12 @@ public class ScreenGroupController {
     @DeleteMapping("/pop/groups/{id}")
     public ResponseEntity<ApiResponse<Void>> deletePopScreenGroup(
             @PathVariable Integer id,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
         params.put("id",          id);
-        params.put("companyCode", companyCode);
-        params.put("userId",      userId);
+        params.put("company_code", companyCode);
+        params.put("user_id",      userId);
         try {
             service.deletePopScreenGroup(params);
             return ResponseEntity.ok(ApiResponse.success(null, "POP 화면 그룹이 삭제되었습니다"));
@@ -715,12 +715,12 @@ public class ScreenGroupController {
     @PostMapping("/pop/ensure-root")
     public ResponseEntity<ApiResponse<Map<String, Object>>> ensurePopRootGroup(
             @RequestBody(required = false) Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("companyCode", companyCode);
-            params.put("userId",      userId);
+            params.put("company_code", companyCode);
+            params.put("user_id",      userId);
             if (body != null) params.putAll(body);
             Map<String, Object> result = service.ensurePopRootGroup(params);
             return ResponseEntity.ok(ApiResponse.success(result));

backend-spring/src/main/java/com/erp/controller/ScreenManagementController.java

@@ -24,11 +24,11 @@ public class ScreenManagementController {
 
     @GetMapping("/screens")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreens(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", params.getOrDefault("companyCode", companyCode));
+        params.put("company_code", params.getOrDefault("company_code", companyCode));
         // 권한 확인: 최고 관리자가 아니면 자사 companyCode만 허용
-        String targetCode = (String) params.get("companyCode");
+        String targetCode = (String) params.get("company_code");
         if (!"*".equals(companyCode) && !companyCode.equals(targetCode)) {
             return ResponseEntity.status(403)
                     .body(ApiResponse.error("다른 회사의 화면을 조회할 권한이 없습니다."));
@@ -38,7 +38,7 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreen(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("id") Integer screenId) {
         Map<String, Object> screen = service.getScreenById(screenId);
         if (screen == null) {
@@ -49,7 +49,7 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{id}/menu")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getScreenMenu(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("id") Integer screenId) {
         Map<String, Object> menuInfo = service.getMenuByScreen(screenId, companyCode);
         return ResponseEntity.ok(ApiResponse.success(menuInfo));
@@ -59,8 +59,8 @@ public class ScreenManagementController {
 
     @PostMapping("/screens")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createScreen(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         try {
             Map<String, Object> screen = service.createScreen(body, companyCode, userId);
@@ -75,8 +75,8 @@ public class ScreenManagementController {
 
     @PutMapping("/screens/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateScreen(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") Integer screenId,
             @RequestBody Map<String, Object> body) {
         try {
@@ -91,8 +91,8 @@ public class ScreenManagementController {
 
     @PutMapping("/screens/{id}/info")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateScreenInfo(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") Integer screenId,
             @RequestBody Map<String, Object> body) {
         try {
@@ -107,10 +107,10 @@ public class ScreenManagementController {
 
     @PatchMapping("/screens/{screenId}/table-name")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateScreenTableName(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Integer screenId,
             @RequestBody Map<String, Object> body) {
-        String tableName = (String) body.get("tableName");
+        String tableName = (String) body.get("table_name");
         Map<String, Object> screen = service.updateScreenTableName(screenId, tableName, userId);
         if (screen == null) return ResponseEntity.status(404).body(ApiResponse.error("화면을 찾을 수 없습니다."));
         return ResponseEntity.ok(ApiResponse.success(screen));
@@ -120,7 +120,7 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{id}/dependencies")
     public ResponseEntity<ApiResponse<Map<String, Object>>> checkScreenDependencies(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("id") Integer screenId) {
         Map<String, Object> deps = service.checkScreenDependencies(screenId, companyCode);
         return ResponseEntity.ok(ApiResponse.success(deps));
@@ -128,7 +128,7 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{id}/linked-modals")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> detectLinkedScreens(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable("id") Integer screenId) {
         List<Map<String, Object>> linked = service.detectLinkedScreens(screenId, companyCode);
         return ResponseEntity.ok(ApiResponse.success(linked));
@@ -138,8 +138,8 @@ public class ScreenManagementController {
 
     @DeleteMapping("/screens/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteScreen(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") Integer screenId,
             @RequestParam(required = false) String deleteReason) {
         try {
@@ -153,11 +153,11 @@ public class ScreenManagementController {
 
     @DeleteMapping("/screens/bulk/delete")
     public ResponseEntity<ApiResponse<Void>> bulkDeleteScreens(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         @SuppressWarnings("unchecked")
-        List<Integer> screenIds = (List<Integer>) body.get("screenIds");
+        List<Integer> screenIds = (List<Integer>) body.get("screen_ids");
         try {
             service.bulkSoftDeleteScreens(screenIds, userId, companyCode);
             return ResponseEntity.ok(ApiResponse.success(null, screenIds.size() + "개 화면이 삭제되었습니다."));
@@ -171,24 +171,24 @@ public class ScreenManagementController {
 
     @PostMapping("/screens/check-duplicate-name")
     public ResponseEntity<ApiResponse<Map<String, Object>>> checkDuplicateScreenName(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        String screenName = (String) body.get("screenName");
-        String targetCode = body.containsKey("companyCode") ? (String) body.get("companyCode") : companyCode;
+        String screenName = (String) body.get("screen_name");
+        String targetCode = body.containsKey("company_code") ? (String) body.get("company_code") : companyCode;
         boolean isDuplicate = service.checkDuplicateScreenName(screenName, targetCode);
-        return ResponseEntity.ok(ApiResponse.success(Map.of("isDuplicate", isDuplicate)));
+        return ResponseEntity.ok(ApiResponse.success(Map.of("is_duplicate", isDuplicate)));
     }
 
     // ─── 복사 ──────────────────────────────────────────────────
 
     @PostMapping("/screens/{id}/copy")
     public ResponseEntity<ApiResponse<Map<String, Object>>> copyScreen(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") Integer screenId,
             @RequestBody(required = false) Map<String, Object> body) {
         try {
-            String newName = body != null ? (String) body.get("newName") : null;
+            String newName = body != null ? (String) body.get("new_name") : null;
             Map<String, Object> screen = service.copyScreen(screenId, newName, companyCode, userId);
             return ResponseEntity.status(201).body(ApiResponse.success(screen, "화면이 복사되었습니다."));
         } catch (IllegalArgumentException e) {
@@ -201,8 +201,8 @@ public class ScreenManagementController {
 
     @PostMapping("/screens/{id}/copy-with-modals")
     public ResponseEntity<ApiResponse<Map<String, Object>>> copyScreenWithModals(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") Integer screenId,
             @RequestBody Map<String, Object> body) {
         try {
@@ -218,9 +218,9 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/trash/list")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDeletedScreens(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         Map<String, Object> result = service.getDeletedScreens(params);
         @SuppressWarnings("unchecked")
         List<Map<String, Object>> list = (List<Map<String, Object>>) result.get("data");
@@ -229,8 +229,8 @@ public class ScreenManagementController {
 
     @PostMapping("/screens/{id}/restore")
     public ResponseEntity<ApiResponse<Map<String, Object>>> restoreScreen(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable("id") Integer screenId) {
         try {
             Map<String, Object> screen = service.restoreScreen(screenId, userId, companyCode);
@@ -261,7 +261,7 @@ public class ScreenManagementController {
     public ResponseEntity<ApiResponse<Void>> bulkPermanentDeleteScreens(
             @RequestBody Map<String, Object> body) {
         @SuppressWarnings("unchecked")
-        List<Integer> screenIds = (List<Integer>) body.get("screenIds");
+        List<Integer> screenIds = (List<Integer>) body.get("screen_ids");
         try {
             service.bulkPermanentDeleteScreens(screenIds);
             return ResponseEntity.ok(ApiResponse.success(null, screenIds.size() + "개 화면이 영구 삭제되었습니다."));
@@ -278,7 +278,7 @@ public class ScreenManagementController {
             @PathVariable String companyCode) {
         try {
             String code = service.generateScreenCode(companyCode);
-            return ResponseEntity.ok(ApiResponse.success(Map.of("screenCode", code)));
+            return ResponseEntity.ok(ApiResponse.success(Map.of("screen_code", code)));
         } catch (Exception e) {
             log.error("화면 코드 생성 실패", e);
             return ResponseEntity.status(500).body(ApiResponse.error("화면 코드 생성에 실패했습니다."));
@@ -288,11 +288,11 @@ public class ScreenManagementController {
     @PostMapping("/generate-screen-codes")
     public ResponseEntity<ApiResponse<Map<String, Object>>> generateMultipleScreenCodes(
             @RequestBody Map<String, Object> body) {
-        String companyCode = (String) body.get("companyCode");
+        String companyCode = (String) body.get("company_code");
         int count = body.get("count") != null ? Integer.parseInt(body.get("count").toString()) : 1;
         try {
             List<String> codes = service.generateMultipleScreenCodes(companyCode, count);
-            return ResponseEntity.ok(ApiResponse.success(Map.of("screenCodes", codes)));
+            return ResponseEntity.ok(ApiResponse.success(Map.of("screen_codes", codes)));
         } catch (Exception e) {
             log.error("화면 코드 일괄 생성 실패", e);
             return ResponseEntity.status(500).body(ApiResponse.error("화면 코드 생성에 실패했습니다."));
@@ -316,7 +316,7 @@ public class ScreenManagementController {
 
     @GetMapping("/tables/{tableName}/columns")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTableColumns(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName) {
         return ResponseEntity.ok(ApiResponse.success(service.getTableColumns(tableName, companyCode)));
     }
@@ -325,7 +325,7 @@ public class ScreenManagementController {
 
     @PostMapping("/screens/{screenId}/layout")
     public ResponseEntity<ApiResponse<Void>> saveLayout(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Integer screenId,
             @RequestBody Map<String, Object> body) {
         @SuppressWarnings("unchecked")
@@ -342,14 +342,14 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{screenId}/layout")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayout(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId) {
         return ResponseEntity.ok(ApiResponse.success(service.getLayout(screenId, companyCode)));
     }
 
     @GetMapping("/screens/{screenId}/layout-v1")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayoutV1(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId) {
         Map<String, Object> result = service.getLayoutV1WithTransform(screenId, companyCode);
         if (result == null) {
@@ -362,7 +362,7 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{screenId}/layout-v2")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayoutV2(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId,
             @RequestParam(required = false) Integer layerId) {
         Map<String, Object> layout = service.getLayoutV2(screenId, companyCode, layerId);
@@ -371,8 +371,8 @@ public class ScreenManagementController {
 
     @PostMapping("/screens/{screenId}/layout-v2")
     public ResponseEntity<ApiResponse<Void>> saveLayoutV2(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Integer screenId,
             @RequestBody Map<String, Object> body) {
         try {
@@ -388,15 +388,15 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{screenId}/layout-pop")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayoutPop(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId) {
         return ResponseEntity.ok(ApiResponse.success(service.getLayoutPop(screenId, companyCode)));
     }
 
     @PostMapping("/screens/{screenId}/layout-pop")
     public ResponseEntity<ApiResponse<Void>> saveLayoutPop(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Integer screenId,
             @RequestBody Map<String, Object> body) {
         try {
@@ -410,7 +410,7 @@ public class ScreenManagementController {
 
     @DeleteMapping("/screens/{screenId}/layout-pop")
     public ResponseEntity<ApiResponse<Void>> deleteLayoutPop(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId) {
         service.deleteLayoutPop(screenId, companyCode);
         return ResponseEntity.ok(ApiResponse.success(null, "POP 레이아웃이 삭제되었습니다."));
@@ -418,7 +418,7 @@ public class ScreenManagementController {
 
     @GetMapping("/pop-layout-screen-ids")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getScreenIdsWithPopLayout(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(service.getScreenIdsWithPopLayout(companyCode)));
     }
 
@@ -426,14 +426,14 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{screenId}/layers")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getScreenLayers(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId) {
         return ResponseEntity.ok(ApiResponse.success(service.getScreenLayers(screenId, companyCode)));
     }
 
     @GetMapping("/screens/{screenId}/layers/{layerId}/layout")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getLayerLayout(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId,
             @PathVariable Integer layerId) {
         Map<String, Object> layout = service.getLayerLayout(screenId, layerId, companyCode);
@@ -442,7 +442,7 @@ public class ScreenManagementController {
 
     @DeleteMapping("/screens/{screenId}/layers/{layerId}")
     public ResponseEntity<ApiResponse<Void>> deleteLayer(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId,
             @PathVariable Integer layerId) {
         boolean deleted = service.deleteLayer(screenId, layerId, companyCode);
@@ -452,7 +452,7 @@ public class ScreenManagementController {
 
     @PutMapping("/screens/{screenId}/layers/{layerId}/condition")
     public ResponseEntity<ApiResponse<Void>> updateLayerCondition(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId,
             @PathVariable Integer layerId,
             @RequestBody Map<String, Object> body) {
@@ -464,14 +464,14 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{screenId}/zones")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getScreenZones(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId) {
         return ResponseEntity.ok(ApiResponse.success(service.getScreenZones(screenId, companyCode)));
     }
 
     @PostMapping("/screens/{screenId}/zones")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createZone(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId,
             @RequestBody Map<String, Object> body) {
         try {
@@ -485,7 +485,7 @@ public class ScreenManagementController {
 
     @PutMapping("/zones/{zoneId}")
     public ResponseEntity<ApiResponse<Void>> updateZone(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer zoneId,
             @RequestBody Map<String, Object> body) {
         boolean updated = service.updateZone(zoneId, body, companyCode);
@@ -495,7 +495,7 @@ public class ScreenManagementController {
 
     @DeleteMapping("/zones/{zoneId}")
     public ResponseEntity<ApiResponse<Void>> deleteZone(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer zoneId) {
         boolean deleted = service.deleteZone(zoneId, companyCode);
         if (!deleted) return ResponseEntity.status(404).body(ApiResponse.error("Zone을 찾을 수 없습니다."));
@@ -504,7 +504,7 @@ public class ScreenManagementController {
 
     @PostMapping("/screens/{screenId}/zones/{zoneId}/layers")
     public ResponseEntity<ApiResponse<Map<String, Object>>> addLayerToZone(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId,
             @PathVariable Integer zoneId,
             @RequestBody(required = false) Map<String, Object> body) {
@@ -522,8 +522,8 @@ public class ScreenManagementController {
 
     @PostMapping("/screens/{screenId}/assign-menu")
     public ResponseEntity<ApiResponse<Map<String, Object>>> assignScreenToMenu(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Integer screenId,
             @RequestBody Map<String, Object> body) {
         try {
@@ -539,14 +539,14 @@ public class ScreenManagementController {
 
     @GetMapping("/menus/{menuObjid}/screens")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getScreensByMenu(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer menuObjid) {
         return ResponseEntity.ok(ApiResponse.success(service.getScreensByMenu(menuObjid, companyCode)));
     }
 
     @DeleteMapping("/screens/{screenId}/menus/{menuObjid}")
     public ResponseEntity<ApiResponse<Void>> unassignScreenFromMenu(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId,
             @PathVariable Integer menuObjid) {
         try {
@@ -644,14 +644,14 @@ public class ScreenManagementController {
 
     @GetMapping("/screens/{screenId}/pop-links")
     public ResponseEntity<ApiResponse<Map<String, Object>>> analyzePopScreenLinks(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Integer screenId) {
         return ResponseEntity.ok(ApiResponse.success(service.analyzePopScreenLinks(screenId, companyCode)));
     }
 
     @PostMapping("/deploy-pop-screens")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deployPopScreens(
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         try {
             Map<String, Object> result = service.deployPopScreens(body, userId);

backend-spring/src/main/java/com/erp/controller/ShippingOrderController.java

@@ -21,59 +21,59 @@ public class ShippingOrderController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingOrderService.getShippingOrderList(params)));
     }
 
     @GetMapping("/preview-no")
     public ResponseEntity<ApiResponse<Map<String, Object>>> previewNextNo(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingOrderService.previewNextNo(params)));
     }
 
     @PostMapping("/save")
     public ResponseEntity<ApiResponse<Map<String, Object>>> save(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         return ResponseEntity.ok(ApiResponse.success(shippingOrderService.save(body)));
     }
 
     @PostMapping("/delete")
     public ResponseEntity<ApiResponse<Map<String, Object>>> remove(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingOrderService.remove(body)));
     }
 
     @GetMapping("/source/shipment-plan")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getShipmentPlanSource(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingOrderService.getShipmentPlanSource(params)));
     }
 
     @GetMapping("/source/sales-order")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getSalesOrderSource(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingOrderService.getSalesOrderSource(params)));
     }
 
     @GetMapping("/source/item")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getItemSource(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingOrderService.getItemSource(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/ShippingPlanController.java

@@ -19,66 +19,66 @@ public class ShippingPlanController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getShippingPlanList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingPlanService.getShippingPlanList(params)));
     }
 
     @GetMapping("/aggregate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getAggregate(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingPlanService.getAggregate(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getShippingPlanInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(shippingPlanService.getShippingPlanInfo(params)));
     }
 
     @PostMapping("/batch")
     public ResponseEntity<ApiResponse<Map<String, Object>>> batchSave(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         return ResponseEntity.ok(ApiResponse.success(shippingPlanService.batchSave(body)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertShippingPlan(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(shippingPlanService.insertShippingPlan(body)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateShippingPlan(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
-        body.put("updatedBy", userId);
+        body.put("company_code", companyCode);
+        body.put("updated_by", userId);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(shippingPlanService.updateShippingPlan(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteShippingPlan(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(shippingPlanService.deleteShippingPlan(params)));
     }

backend-spring/src/main/java/com/erp/controller/SystemNoticeController.java

@@ -26,9 +26,9 @@ public class SystemNoticeController {
      */
     @GetMapping
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getSystemNoticeList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> queryParams) {
-        queryParams.put("companyCode", companyCode);
+        queryParams.put("company_code", companyCode);
         List<Map<String, Object>> list = systemNoticeService.getSystemNoticeList(queryParams);
         return ResponseEntity.ok(ApiResponse.success(list));
     }
@@ -40,8 +40,8 @@ public class SystemNoticeController {
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertSystemNotice(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
 
         String title = (String) body.get("title");
         String content = (String) body.get("content");
@@ -54,8 +54,8 @@ public class SystemNoticeController {
         }
 
         Map<String, Object> params = new HashMap<>(body);
-        params.put("companyCode", companyCode);
-        params.put("createdBy", userId);
+        params.put("company_code", companyCode);
+        params.put("created_by", userId);
 
         try {
             Map<String, Object> created = systemNoticeService.insertSystemNotice(params);
@@ -75,7 +75,7 @@ public class SystemNoticeController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateSystemNotice(
             @PathVariable Long id,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         String title = (String) body.get("title");
         String content = (String) body.get("content");
@@ -89,7 +89,7 @@ public class SystemNoticeController {
 
         Map<String, Object> params = new HashMap<>(body);
         params.put("id", id);
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
 
         try {
             Map<String, Object> updated = systemNoticeService.updateSystemNotice(params);
@@ -109,11 +109,11 @@ public class SystemNoticeController {
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Void>> deleteSystemNotice(
             @PathVariable Long id,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         Map<String, Object> params = new HashMap<>();
         params.put("id", id);
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
 
         try {
             systemNoticeService.deleteSystemNotice(params);

backend-spring/src/main/java/com/erp/controller/TableCategoryValueController.java

@@ -27,10 +27,10 @@ public class TableCategoryValueController {
     /** GET /api/table-categories/all-columns */
     @GetMapping("/all-columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAllCategoryColumns(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("companyCode", companyCode);
+            params.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.getAllCategoryColumns(params)));
         } catch (Exception e) {
             log.error("전체 카테고리 컬럼 조회 실패", e);
@@ -43,11 +43,11 @@ public class TableCategoryValueController {
     @GetMapping("/{tableName}/columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategoryColumns(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("tableName",   tableName);
-            params.put("companyCode", companyCode);
+            params.put("table_name",   tableName);
+            params.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.getCategoryColumns(params)));
         } catch (Exception e) {
             log.error("카테고리 컬럼 조회 실패: tableName={}", tableName, e);
@@ -68,18 +68,18 @@ public class TableCategoryValueController {
             @RequestParam(required = false) String menuObjid,
             @RequestParam(required = false, defaultValue = "false") boolean includeInactive,
             @RequestParam(required = false) String filterCompanyCode,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             // SUPER_ADMIN 이 특정 회사 기준 필터링 요청 시 해당 companyCode 사용
             String effectiveCompanyCode = ("*".equals(companyCode) && filterCompanyCode != null)
                     ? filterCompanyCode : companyCode;
 
             Map<String, Object> params = new HashMap<>();
-            params.put("tableName",       tableName);
-            params.put("columnName",      columnName);
-            params.put("companyCode",     effectiveCompanyCode);
-            params.put("includeInactive", includeInactive);
-            if (menuObjid != null) params.put("menuObjid", Long.parseLong(menuObjid));
+            params.put("table_name",       tableName);
+            params.put("column_name",      columnName);
+            params.put("company_code",     effectiveCompanyCode);
+            params.put("include_inactive", includeInactive);
+            if (menuObjid != null) params.put("menu_objid", Long.parseLong(menuObjid));
 
             return ResponseEntity.ok(ApiResponse.success(service.getCategoryValues(params)));
         } catch (Exception e) {
@@ -97,13 +97,13 @@ public class TableCategoryValueController {
     @PostMapping("/values")
     public ResponseEntity<ApiResponse<Map<String, Object>>> addCategoryValue(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        if (body.get("menuObjid") == null) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        if (body.get("menu_objid") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("menuObjid는 필수입니다"));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
                     .body(ApiResponse.success(service.addCategoryValue(body)));
@@ -121,11 +121,11 @@ public class TableCategoryValueController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateCategoryValue(
             @PathVariable Long valueId,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        body.put("valueId",    valueId);
-        body.put("companyCode", companyCode);
-        body.put("userId",     userId);
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        body.put("value_id",    valueId);
+        body.put("company_code", companyCode);
+        body.put("user_id",     userId);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.updateCategoryValue(body)));
         } catch (IllegalArgumentException e) {
@@ -140,12 +140,12 @@ public class TableCategoryValueController {
     @DeleteMapping("/values/{valueId}")
     public ResponseEntity<ApiResponse<Void>> deleteCategoryValue(
             @PathVariable Long valueId,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("valueId",   valueId);
-        params.put("companyCode", companyCode);
-        params.put("userId",    userId);
+        params.put("value_id",   valueId);
+        params.put("company_code", companyCode);
+        params.put("user_id",    userId);
         try {
             service.deleteCategoryValue(params);
             return ResponseEntity.ok(ApiResponse.success(null, "카테고리 값이 삭제되었습니다"));
@@ -166,14 +166,14 @@ public class TableCategoryValueController {
     @PostMapping("/values/bulk-delete")
     public ResponseEntity<ApiResponse<Void>> bulkDeleteCategoryValues(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        Object rawIds = body.get("valueIds");
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        Object rawIds = body.get("value_ids");
         if (!(rawIds instanceof List) || ((List<?>) rawIds).isEmpty()) {
             return ResponseEntity.status(400).body(ApiResponse.error("삭제할 값 ID 목록이 필요합니다"));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         try {
             service.bulkDeleteCategoryValues(body);
             int count = ((List<?>) rawIds).size();
@@ -189,12 +189,12 @@ public class TableCategoryValueController {
     @PostMapping("/values/reorder")
     public ResponseEntity<ApiResponse<Void>> reorderCategoryValues(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
-        Object rawIds = body.get("orderedValueIds");
+            @RequestAttribute("company_code") String companyCode) {
+        Object rawIds = body.get("ordered_value_ids");
         if (!(rawIds instanceof List) || ((List<?>) rawIds).isEmpty()) {
             return ResponseEntity.status(400).body(ApiResponse.error("순서 정보가 필요합니다"));
         }
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         try {
             service.reorderCategoryValues(body);
             return ResponseEntity.ok(ApiResponse.success(null, "카테고리 값 순서가 변경되었습니다"));
@@ -212,12 +212,12 @@ public class TableCategoryValueController {
     @PostMapping("/labels-by-codes")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCategoryLabelsByCodes(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
-        Object rawCodes = body.get("valueCodes");
+            @RequestAttribute("company_code") String companyCode) {
+        Object rawCodes = body.get("value_codes");
         if (!(rawCodes instanceof List) || ((List<?>) rawCodes).isEmpty()) {
             return ResponseEntity.ok(ApiResponse.success(new java.util.LinkedHashMap<>()));
         }
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         try {
             return ResponseEntity.ok(ApiResponse.success(service.getCategoryLabelsByCodes(body)));
         } catch (Exception e) {
@@ -233,10 +233,10 @@ public class TableCategoryValueController {
     /** GET /api/table-categories/second-level-menus */
     @GetMapping("/second-level-menus")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getSecondLevelMenus(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("companyCode", companyCode);
+            params.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.getSecondLevelMenus(params)));
         } catch (Exception e) {
             log.error("2레벨 메뉴 목록 조회 실패", e);
@@ -253,12 +253,12 @@ public class TableCategoryValueController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> getColumnMapping(
             @PathVariable String tableName,
             @PathVariable Long menuObjid,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("tableName",   tableName);
-            params.put("menuObjid",   menuObjid);
-            params.put("companyCode", companyCode);
+            params.put("table_name",   tableName);
+            params.put("menu_objid",   menuObjid);
+            params.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.getColumnMapping(params)));
         } catch (Exception e) {
             log.error("컬럼 매핑 조회 실패: tableName={}, menuObjid={}", tableName, menuObjid, e);
@@ -271,12 +271,12 @@ public class TableCategoryValueController {
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getLogicalColumns(
             @PathVariable String tableName,
             @PathVariable Long menuObjid,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("tableName",   tableName);
-            params.put("menuObjid",   menuObjid);
-            params.put("companyCode", companyCode);
+            params.put("table_name",   tableName);
+            params.put("menu_objid",   menuObjid);
+            params.put("company_code", companyCode);
             return ResponseEntity.ok(ApiResponse.success(service.getLogicalColumns(params)));
         } catch (Exception e) {
             log.error("논리적 컬럼 목록 조회 실패: tableName={}, menuObjid={}", tableName, menuObjid, e);
@@ -288,12 +288,12 @@ public class TableCategoryValueController {
     @PostMapping("/column-mapping")
     public ResponseEntity<ApiResponse<Map<String, Object>>> createColumnMapping(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
-        String tableName          = (String) body.get("tableName");
-        String logicalColumnName  = (String) body.get("logicalColumnName");
-        String physicalColumnName = (String) body.get("physicalColumnName");
-        Object menuObjid          = body.get("menuObjid");
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
+        String tableName          = (String) body.get("table_name");
+        String logicalColumnName  = (String) body.get("logical_column_name");
+        String physicalColumnName = (String) body.get("physical_column_name");
+        Object menuObjid          = body.get("menu_objid");
 
         if (tableName == null || logicalColumnName == null
                 || physicalColumnName == null || menuObjid == null) {
@@ -301,10 +301,10 @@ public class TableCategoryValueController {
                     "tableName, logicalColumnName, physicalColumnName, menuObjid는 필수입니다"));
         }
 
-        body.put("companyCode", companyCode);
-        body.put("userId",      userId);
+        body.put("company_code", companyCode);
+        body.put("user_id",      userId);
         // menuObjid를 Long으로 보장
-        body.put("menuObjid", toLong(menuObjid));
+        body.put("menu_objid", toLong(menuObjid));
 
         try {
             return ResponseEntity.status(HttpStatus.CREATED)
@@ -326,15 +326,15 @@ public class TableCategoryValueController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteColumnMappingsByColumn(
             @PathVariable String tableName,
             @PathVariable String columnName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             Map<String, Object> params = new HashMap<>();
-            params.put("tableName",   tableName);
-            params.put("columnName",  columnName);
-            params.put("companyCode", companyCode);
+            params.put("table_name",   tableName);
+            params.put("column_name",  columnName);
+            params.put("company_code", companyCode);
             int deleted = service.deleteColumnMappingsByColumn(params);
             Map<String, Object> data = new HashMap<>();
-            data.put("deletedCount", deleted);
+            data.put("deleted_count", deleted);
             return ResponseEntity.ok(ApiResponse.success(data,
                     deleted + "개의 컬럼 매핑이 삭제되었습니다"));
         } catch (Exception e) {
@@ -347,10 +347,10 @@ public class TableCategoryValueController {
     @DeleteMapping("/column-mapping/{mappingId}")
     public ResponseEntity<ApiResponse<Void>> deleteColumnMapping(
             @PathVariable Long mappingId,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("mappingId",  mappingId);
-        params.put("companyCode", companyCode);
+        params.put("mapping_id",  mappingId);
+        params.put("company_code", companyCode);
         try {
             service.deleteColumnMapping(params);
             return ResponseEntity.ok(ApiResponse.success(null, "컬럼 매핑이 삭제되었습니다"));

backend-spring/src/main/java/com/erp/controller/TableHistoryController.java

@@ -29,12 +29,12 @@ public class TableHistoryController {
      */
     @GetMapping("/{tableName}/check")
     public ResponseEntity<ApiResponse<Map<String, Object>>> checkHistoryTableExists(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName) {
 
         Map<String, Object> params = new HashMap<>();
-        params.put("tableName",   tableName);
-        params.put("companyCode", companyCode);
+        params.put("table_name",   tableName);
+        params.put("company_code", companyCode);
 
         Map<String, Object> data    = tableHistoryService.checkHistoryTableExists(params);
         String              message = (String) data.remove("_message");
@@ -47,12 +47,12 @@ public class TableHistoryController {
      */
     @GetMapping("/{tableName}/summary")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getTableHistorySummary(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName) {
 
         Map<String, Object> params = new HashMap<>();
-        params.put("tableName",   tableName);
-        params.put("companyCode", companyCode);
+        params.put("table_name",   tableName);
+        params.put("company_code", companyCode);
 
         try {
             List<Map<String, Object>> data = tableHistoryService.getTableHistorySummary(params);
@@ -71,12 +71,12 @@ public class TableHistoryController {
      */
     @GetMapping("/{tableName}/all")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getAllTableHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @RequestParam Map<String, Object> queryParams) {
 
-        queryParams.put("tableName",   tableName);
-        queryParams.put("companyCode", companyCode);
+        queryParams.put("table_name",   tableName);
+        queryParams.put("company_code", companyCode);
 
         try {
             Map<String, Object> data = tableHistoryService.getAllTableHistory(queryParams);
@@ -95,14 +95,14 @@ public class TableHistoryController {
      */
     @GetMapping("/{tableName}/{recordId}/timeline")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getRecordTimeline(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String recordId) {
 
         Map<String, Object> params = new HashMap<>();
-        params.put("tableName",   tableName);
-        params.put("recordId",    recordId);
-        params.put("companyCode", companyCode);
+        params.put("table_name",   tableName);
+        params.put("record_id",    recordId);
+        params.put("company_code", companyCode);
 
         try {
             List<Map<String, Object>> data = tableHistoryService.getRecordTimeline(params);
@@ -121,14 +121,14 @@ public class TableHistoryController {
      */
     @GetMapping("/{tableName}/{recordId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getRecordHistory(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tableName,
             @PathVariable String recordId,
             @RequestParam Map<String, Object> queryParams) {
 
-        queryParams.put("tableName",   tableName);
-        queryParams.put("recordId",    recordId);
-        queryParams.put("companyCode", companyCode);
+        queryParams.put("table_name",   tableName);
+        queryParams.put("record_id",    recordId);
+        queryParams.put("company_code", companyCode);
 
         try {
             Map<String, Object> data = tableHistoryService.getRecordHistory(queryParams);

backend-spring/src/main/java/com/erp/controller/TableManagementController.java

@@ -38,7 +38,7 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTableEntityRelations(
             @RequestParam String leftTable,
             @RequestParam String rightTable,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 tableManagementService.getTableEntityRelations(leftTable, rightTable, companyCode)));
     }
@@ -53,7 +53,7 @@ public class TableManagementController {
             @PathVariable String tableName,
             @RequestParam(defaultValue = "1") int page,
             @RequestParam(defaultValue = "50") int size,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 tableManagementService.getColumnList(tableName, page, size, companyCode),
                 "컬럼 목록을 성공적으로 조회했습니다."));
@@ -76,7 +76,7 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Void>> updateTableLabel(
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body) {
-        String displayName = (String) body.get("displayName");
+        String displayName = (String) body.get("display_name");
         String description = (String) body.get("description");
         if (displayName == null || displayName.isBlank()) {
             return ResponseEntity.status(400).body(ApiResponse.error("표시명이 필요합니다."));
@@ -105,7 +105,7 @@ public class TableManagementController {
             @PathVariable String tableName,
             @PathVariable String columnName,
             @RequestBody Map<String, Object> settings,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return doUpdateColumnSettings(tableName, columnName, settings, companyCode);
     }
 
@@ -115,7 +115,7 @@ public class TableManagementController {
             @PathVariable String tableName,
             @PathVariable String columnName,
             @RequestBody Map<String, Object> settings,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return doUpdateColumnSettings(tableName, columnName, settings, companyCode);
     }
 
@@ -136,7 +136,7 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Void>> updateAllColumnSettingsPost(
             @PathVariable String tableName,
             @RequestBody List<Map<String, Object>> columnSettings,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return doUpdateAllColumnSettings(tableName, columnSettings, companyCode);
     }
 
@@ -145,7 +145,7 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Void>> updateAllColumnSettingsBatch(
             @PathVariable String tableName,
             @RequestBody List<Map<String, Object>> columnSettings,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return doUpdateAllColumnSettings(tableName, columnSettings, companyCode);
     }
 
@@ -167,12 +167,12 @@ public class TableManagementController {
             @PathVariable String tableName,
             @PathVariable String columnName,
             @RequestBody Map<String, Object> body) {
-        String webType = (String) body.get("webType");
+        String webType = (String) body.get("web_type");
         if (webType == null || webType.isBlank()) {
             return ResponseEntity.status(400).body(ApiResponse.error("웹 타입이 필요합니다."));
         }
         @SuppressWarnings("unchecked")
-        Map<String, Object> detailSettings = (Map<String, Object>) body.get("detailSettings");
+        Map<String, Object> detailSettings = (Map<String, Object>) body.get("detail_settings");
         tableManagementService.updateColumnWebType(tableName, columnName, webType, detailSettings);
         return ResponseEntity.ok(ApiResponse.success(null, "컬럼 웹타입이 설정되었습니다."));
     }
@@ -183,13 +183,13 @@ public class TableManagementController {
             @PathVariable String tableName,
             @PathVariable String columnName,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
-        String inputType = (String) body.get("inputType");
+            @RequestAttribute("company_code") String companyCode) {
+        String inputType = (String) body.get("input_type");
         if (tableName == null || columnName == null || inputType == null || inputType.isBlank()) {
             return ResponseEntity.status(400).body(ApiResponse.error("테이블명, 컬럼명, 입력 타입이 모두 필요합니다."));
         }
         @SuppressWarnings("unchecked")
-        Map<String, Object> detailSettings = (Map<String, Object>) body.get("detailSettings");
+        Map<String, Object> detailSettings = (Map<String, Object>) body.get("detail_settings");
         tableManagementService.updateColumnInputType(tableName, columnName, inputType, companyCode, detailSettings);
         return ResponseEntity.ok(ApiResponse.success(null, "컬럼 입력 타입이 성공적으로 설정되었습니다."));
     }
@@ -219,7 +219,7 @@ public class TableManagementController {
     @GetMapping("/tables/{tableName}/web-types")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getColumnWebTypes(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 tableManagementService.getColumnInputTypes(tableName, companyCode),
                 "컬럼 입력타입 정보를 성공적으로 조회했습니다."));
@@ -257,8 +257,8 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Void>> toggleTableIndex(
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body) {
-        String columnName = (String) body.get("columnName");
-        String indexType = (String) body.get("indexType");
+        String columnName = (String) body.get("column_name");
+        String indexType = (String) body.get("index_type");
         String action = (String) body.get("action");
         if (tableName == null || columnName == null || indexType == null || action == null) {
             return ResponseEntity.status(400).body(ApiResponse.error(
@@ -281,7 +281,7 @@ public class TableManagementController {
             @PathVariable String tableName,
             @PathVariable String columnName,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Object nullableObj = body.get("nullable");
         if (tableName == null || columnName == null || !(nullableObj instanceof Boolean)) {
             return ResponseEntity.status(400).body(ApiResponse.error("tableName, columnName, nullable(boolean)이 필요합니다."));
@@ -299,7 +299,7 @@ public class TableManagementController {
             @PathVariable String tableName,
             @PathVariable String columnName,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Object uniqueObj = body.get("unique");
         if (tableName == null || columnName == null || !(uniqueObj instanceof Boolean)) {
             return ResponseEntity.status(400).body(ApiResponse.error("tableName, columnName, unique(boolean)이 필요합니다."));
@@ -330,9 +330,9 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTableRecord(
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body) {
-        String filterColumn = (String) body.get("filterColumn");
-        Object filterValue = body.get("filterValue");
-        String displayColumn = (String) body.get("displayColumn");
+        String filterColumn = (String) body.get("filter_column");
+        Object filterValue = body.get("filter_value");
+        String displayColumn = (String) body.get("display_column");
 
         if (filterColumn == null || filterValue == null) {
             return ResponseEntity.status(400).body(ApiResponse.error(
@@ -366,7 +366,7 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> addTableData(
             @PathVariable String tableName,
             @RequestBody Map<String, Object> data,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         if (data == null || data.isEmpty()) {
             return ResponseEntity.status(400).body(ApiResponse.error("추가할 데이터가 필요합니다."));
         }
@@ -390,7 +390,7 @@ public class TableManagementController {
 
         Map<String, Object> result = tableManagementService.addTableData(tableName, data);
         return ResponseEntity.status(201).body(ApiResponse.success(
-                Map.of("id", result.getOrDefault("insertedId", "")),
+                Map.of("id", result.getOrDefault("inserted_id", "")),
                 "테이블 데이터를 성공적으로 추가했습니다."));
     }
 
@@ -399,11 +399,11 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Void>> editTableData(
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         @SuppressWarnings("unchecked")
-        Map<String, Object> originalData = (Map<String, Object>) body.get("originalData");
+        Map<String, Object> originalData = (Map<String, Object>) body.get("original_data");
         @SuppressWarnings("unchecked")
-        Map<String, Object> updatedData = (Map<String, Object>) body.get("updatedData");
+        Map<String, Object> updatedData = (Map<String, Object>) body.get("updated_data");
 
         if (originalData == null || updatedData == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("원본 데이터와 수정할 데이터가 모두 필요합니다."));
@@ -459,8 +459,8 @@ public class TableManagementController {
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body) {
         @SuppressWarnings("unchecked")
-        List<String> logColumns = (List<String>) body.get("logColumns");
-        boolean isActive = Boolean.TRUE.equals(body.get("isActive"));
+        List<String> logColumns = (List<String>) body.get("log_columns");
+        boolean isActive = Boolean.TRUE.equals(body.get("is_active"));
         tableManagementService.createLogTable(tableName, logColumns, isActive);
         return ResponseEntity.ok(ApiResponse.success(null, "로그 테이블이 생성되었습니다."));
     }
@@ -488,7 +488,7 @@ public class TableManagementController {
     public ResponseEntity<ApiResponse<Void>> toggleLogTable(
             @PathVariable String tableName,
             @RequestBody Map<String, Object> body) {
-        boolean isActive = Boolean.TRUE.equals(body.get("isActive"));
+        boolean isActive = Boolean.TRUE.equals(body.get("is_active"));
         tableManagementService.toggleLogTable(tableName, isActive);
         return ResponseEntity.ok(ApiResponse.success(null,
                 isActive ? "로그가 활성화되었습니다." : "로그가 비활성화되었습니다."));
@@ -501,7 +501,7 @@ public class TableManagementController {
     /** GET /api/table-management/category-columns */
     @GetMapping("/category-columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategoryColumnsByCompany(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 tableManagementService.getCategoryColumnsByCompany(companyCode)));
     }
@@ -509,7 +509,7 @@ public class TableManagementController {
     /** GET /api/table-management/numbering-columns */
     @GetMapping("/numbering-columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getNumberingColumnsByCompany(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 tableManagementService.getNumberingColumnsByCompany(companyCode)));
     }
@@ -518,7 +518,7 @@ public class TableManagementController {
     @GetMapping("/menu/{menuObjid}/category-columns")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getCategoryColumnsByMenu(
             @PathVariable String menuObjid,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 tableManagementService.getCategoryColumnsByMenu(companyCode, menuObjid)));
     }
@@ -531,7 +531,7 @@ public class TableManagementController {
     @GetMapping("/columns/{tableName}/referenced-by")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getReferencedByTables(
             @PathVariable String tableName,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 tableManagementService.getReferencedByTables(tableName, companyCode)));
     }
@@ -544,7 +544,7 @@ public class TableManagementController {
     @PostMapping("/multi-table-save")
     public ResponseEntity<ApiResponse<Map<String, Object>>> multiTableSave(
             @RequestBody Map<String, Object> payload,
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(
                 tableManagementService.multiTableSave(payload, companyCode),
                 "다중 테이블 저장이 완료되었습니다."));
@@ -554,8 +554,8 @@ public class TableManagementController {
     @PostMapping("/validate-excel")
     public ResponseEntity<ApiResponse<Map<String, Object>>> validateExcelData(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("companyCode") String companyCode) {
-        String tableName = (String) body.get("tableName");
+            @RequestAttribute("company_code") String companyCode) {
+        String tableName = (String) body.get("table_name");
         @SuppressWarnings("unchecked")
         List<Map<String, Object>> rows = (List<Map<String, Object>>) body.get("rows");
         if (tableName == null || rows == null) {

backend-spring/src/main/java/com/erp/controller/TaxInvoiceController.java

@@ -20,83 +20,83 @@ public class TaxInvoiceController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTaxInvoiceList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(taxInvoiceService.getTaxInvoiceList(params)));
     }
 
     @GetMapping("/stats/monthly")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMonthlyStats(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(taxInvoiceService.getMonthlyStats(params)));
     }
 
     @GetMapping("/stats/cost-type")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getCostTypeStats(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(taxInvoiceService.getCostTypeStats(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTaxInvoiceInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(taxInvoiceService.getTaxInvoiceInfo(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertTaxInvoice(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.status(201).body(ApiResponse.success(taxInvoiceService.insertTaxInvoice(body)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateTaxInvoice(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(taxInvoiceService.updateTaxInvoice(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteTaxInvoice(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(taxInvoiceService.deleteTaxInvoice(params)));
     }
 
     @PostMapping("/{id}/issue")
     public ResponseEntity<ApiResponse<Map<String, Object>>> issueTaxInvoice(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(taxInvoiceService.issueTaxInvoice(params)));
     }
 
     @PostMapping("/{id}/cancel")
     public ResponseEntity<ApiResponse<Map<String, Object>>> cancelTaxInvoice(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody(required = false) Map<String, Object> body) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         if (body != null) params.putAll(body);
         return ResponseEntity.ok(ApiResponse.success(taxInvoiceService.cancelTaxInvoice(params)));

backend-spring/src/main/java/com/erp/controller/TemplateStandardController.java

@@ -23,10 +23,10 @@ public class TemplateStandardController {
      */
     @GetMapping
     public ResponseEntity<Map<String, Object>> getTemplateStandardList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
 
-        params.putIfAbsent("companyCode", companyCode);
+        params.putIfAbsent("company_code", companyCode);
 
         Map<String, Object> result = templateStandardService.getTemplateStandardList(params);
 
@@ -38,7 +38,7 @@ public class TemplateStandardController {
         pagination.put("total",      total);
         pagination.put("page",       page);
         pagination.put("limit",      limit);
-        pagination.put("totalPages", (int) Math.ceil((double) total / limit));
+        pagination.put("total_pages", (int) Math.ceil((double) total / limit));
 
         Map<String, Object> response = new LinkedHashMap<>();
         response.put("success",    true);
@@ -54,7 +54,7 @@ public class TemplateStandardController {
      */
     @GetMapping("/categories")
     public ResponseEntity<ApiResponse<List<String>>> getTemplateStandardCategoryList(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
 
         List<String> categories = templateStandardService.getTemplateStandardCategoryList(companyCode);
         return ResponseEntity.ok(ApiResponse.success(categories));
@@ -87,8 +87,8 @@ public class TemplateStandardController {
      */
     @PostMapping("/import")
     public ResponseEntity<ApiResponse<Map<String, Object>>> importTemplateStandard(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         if (body.get("layout_config") == null) {
@@ -135,14 +135,14 @@ public class TemplateStandardController {
         // DB 결과는 camelCase (map-underscore-to-camel-case: true)
         // 응답은 Node.js 호환을 위해 snake_case 키 사용
         Map<String, Object> exportData = new LinkedHashMap<>();
-        exportData.put("template_code",     template.get("templateCode"));
-        exportData.put("template_name",     template.get("templateName"));
-        exportData.put("template_name_eng", template.get("templateNameEng"));
+        exportData.put("template_code",     template.get("template_code"));
+        exportData.put("template_name",     template.get("template_name"));
+        exportData.put("template_name_eng", template.get("template_name_eng"));
         exportData.put("description",       template.get("description"));
         exportData.put("category",          template.get("category"));
-        exportData.put("icon_name",         template.get("iconName"));
-        exportData.put("default_size",      template.get("defaultSize"));
-        exportData.put("layout_config",     template.get("layoutConfig"));
+        exportData.put("icon_name",         template.get("icon_name"));
+        exportData.put("default_size",      template.get("default_size"));
+        exportData.put("layout_config",     template.get("layout_config"));
 
         return ResponseEntity.ok(ApiResponse.success(exportData));
     }
@@ -153,8 +153,8 @@ public class TemplateStandardController {
      */
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertTemplateStandard(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         if (body.get("template_code") == null || body.get("template_name") == null
@@ -178,7 +178,7 @@ public class TemplateStandardController {
     @PutMapping("/{templateCode}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateTemplateStandard(
             @PathVariable String templateCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         body.put("updated_by", userId);
@@ -211,8 +211,8 @@ public class TemplateStandardController {
     @PostMapping("/{templateCode}/duplicate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> duplicateTemplateStandard(
             @PathVariable String templateCode,
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
 
         String newTemplateCode = (String) body.get("new_template_code");
@@ -223,9 +223,9 @@ public class TemplateStandardController {
         }
 
         Map<String, Object> params = new HashMap<>();
-        params.put("originalCode", templateCode);
-        params.put("newCode",      newTemplateCode);
-        params.put("newName",      newTemplateName);
+        params.put("original_code", templateCode);
+        params.put("new_code",      newTemplateCode);
+        params.put("new_name",      newTemplateName);
         params.put("company_code", companyCode);
         params.put("created_by",   userId);
 

backend-spring/src/main/java/com/erp/controller/TestButtonDataflowController.java

@@ -38,7 +38,7 @@ public class TestButtonDataflowController {
 
     @GetMapping("/relationships/all")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getAllRelationships(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         try {
             return ResponseEntity.ok(ApiResponse.success(service.getAllRelationships(companyCode)));
         } catch (Exception e) {
@@ -55,7 +55,7 @@ public class TestButtonDataflowController {
 
     @GetMapping("/test-status")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTestStatus(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         return ResponseEntity.ok(ApiResponse.success(service.getTestStatus(companyCode)));
     }
 }

backend-spring/src/main/java/com/erp/controller/TodoController.java

@@ -49,7 +49,7 @@ public class TodoController {
     @PostMapping("/reorder")
     public ResponseEntity<ApiResponse<Map<String, Object>>> reorderTodos(
             @RequestBody Map<String, Object> body) {
-        Object todoIdsObj = body.get("todoIds");
+        Object todoIdsObj = body.get("todo_ids");
         if (!(todoIdsObj instanceof List)) {
             return ResponseEntity.status(400).body(
                 ApiResponse.error("todoIds는 배열이어야 합니다."));

backend-spring/src/main/java/com/erp/controller/VehicleController.java

@@ -16,63 +16,63 @@ public class VehicleController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getVehicleList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleService.getVehicleList(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getVehicleInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(vehicleService.getVehicleInfo(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertVehicle(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleService.insertVehicle(body)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateVehicle(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(vehicleService.updateVehicle(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteVehicle(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(vehicleService.deleteVehicle(params)));
     }
 
     @GetMapping("/locations")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getVehicleLocationList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleService.getVehicleLocationList(params)));
     }
 
     @PostMapping("/move")
     public ResponseEntity<ApiResponse<Map<String, Object>>> moveVehicles(
-            @RequestAttribute("companyCode") String companyCode) {
+            @RequestAttribute("company_code") String companyCode) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleService.moveVehicles(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/VehicleTripController.java

@@ -26,29 +26,29 @@ public class VehicleTripController {
     /** GET /list — 운행 목록 (alias) */
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getVehicleTripListAlias(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getTripList(params)));
     }
 
     /** GET /trips — 운행 이력 목록, 응답: { data, total } */
     @GetMapping("/trips")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTripList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getTripList(params)));
     }
 
     /** GET /trips/{tripId} — 운행 상세 (경로 포함) */
     @GetMapping("/trips/{tripId}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getTripDetail(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable String tripId) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("tripId", tripId);
+        params.put("company_code", companyCode);
+        params.put("trip_id", tripId);
         Map<String, Object> result = vehicleTripService.getTripDetail(params);
         if (result == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("운행 정보를 찾을 수 없습니다."));
@@ -61,71 +61,71 @@ public class VehicleTripController {
     /** GET /trip/active — 현재 진행 중 운행 조회 */
     @GetMapping("/trip/active")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getActiveTrip(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId) {
         Map<String, Object> params = new LinkedHashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("userId", userId);
+        params.put("company_code", companyCode);
+        params.put("user_id", userId);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getActiveTrip(params)));
     }
 
     /** POST /trip/start — 운행 시작 */
     @PostMapping("/trip/start")
     public ResponseEntity<ApiResponse<Map<String, Object>>> startTrip(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
         if (body.get("latitude") == null || body.get("longitude") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("위치 정보(latitude, longitude)가 필요합니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.startTrip(body), "운행이 시작되었습니다."));
     }
 
     /** POST /trip/end — 운행 종료 */
     @PostMapping("/trip/end")
     public ResponseEntity<ApiResponse<Map<String, Object>>> endTrip(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tripId") == null) {
+        if (body.get("trip_id") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("tripId가 필요합니다."));
         }
         if (body.get("latitude") == null || body.get("longitude") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("위치 정보(latitude, longitude)가 필요합니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.endTrip(body), "운행이 종료되었습니다."));
     }
 
     /** POST /trip/location — 위치 기록 추가 */
     @PostMapping("/trip/location")
     public ResponseEntity<ApiResponse<Map<String, Object>>> addTripLocation(
-            @RequestAttribute("companyCode") String companyCode,
-            @RequestAttribute("userId") String userId,
+            @RequestAttribute("company_code") String companyCode,
+            @RequestAttribute("user_id") String userId,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tripId") == null) {
+        if (body.get("trip_id") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("tripId가 필요합니다."));
         }
         if (body.get("latitude") == null || body.get("longitude") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("위치 정보(latitude, longitude)가 필요합니다."));
         }
-        body.put("companyCode", companyCode);
-        body.put("userId", userId);
+        body.put("company_code", companyCode);
+        body.put("user_id", userId);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.addLocation(body)));
     }
 
     /** POST /trip/cancel — 운행 취소 */
     @PostMapping("/trip/cancel")
     public ResponseEntity<ApiResponse<Map<String, Object>>> cancelTrip(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        if (body.get("tripId") == null) {
+        if (body.get("trip_id") == null) {
             return ResponseEntity.status(400).body(ApiResponse.error("tripId가 필요합니다."));
         }
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         Map<String, Object> result = vehicleTripService.cancelTrip(body);
         if (result == null) {
             return ResponseEntity.status(404).body(ApiResponse.error("취소할 운행을 찾을 수 없습니다."));
@@ -138,54 +138,54 @@ public class VehicleTripController {
     /** GET /reports/summary — 요약 통계 (period: today/week/month/year) */
     @GetMapping("/reports/summary")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getSummaryReport(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getSummaryReport(params)));
     }
 
     /** GET /reports/daily — 일별 통계 */
     @GetMapping("/reports/daily")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getDailyReport(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getDailyReport(params)));
     }
 
     /** GET /reports/weekly — 주별 통계 */
     @GetMapping("/reports/weekly")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getWeeklyReport(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getWeeklyReport(params)));
     }
 
     /** GET /reports/monthly — 월별 통계 */
     @GetMapping("/reports/monthly")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getMonthlyReport(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getMonthlyReport(params)));
     }
 
     /** GET /reports/by-driver — 운전자별 통계 */
     @GetMapping("/reports/by-driver")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getDriverReport(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getDriverReport(params)));
     }
 
     /** GET /reports/by-route — 구간별 통계 */
     @GetMapping("/reports/by-route")
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getRouteReport(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(vehicleTripService.getRouteReport(params)));
     }
 }

backend-spring/src/main/java/com/erp/controller/WebTypeStandardController.java

@@ -33,9 +33,9 @@ public class WebTypeStandardController {
     private final WebTypeStandardService service;
 
     private static final List<String> UPDATABLE_FIELDS = Arrays.asList(
-            "typeName", "typeNameEng", "description", "category",
-            "componentName", "configPanel", "defaultConfig", "validationRules",
-            "defaultStyle", "inputProperties", "sortOrder", "isActive"
+            "type_name", "type_name_eng", "description", "category",
+            "component_name", "config_panel", "default_config", "validation_rules",
+            "default_style", "input_properties", "sort_order", "is_active"
     );
 
     @GetMapping
@@ -89,20 +89,20 @@ public class WebTypeStandardController {
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> createWebType(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("userId") String userId) {
-        if (body.get("webType") == null && body.get("web_type") != null) {
-            body.put("webType", body.get("web_type"));
+            @RequestAttribute("user_id") String userId) {
+        if (body.get("web_type") == null && body.get("web_type") != null) {
+            body.put("web_type", body.get("web_type"));
         }
-        if (body.get("typeName") == null && body.get("type_name") != null) {
-            body.put("typeName", body.get("type_name"));
+        if (body.get("type_name") == null && body.get("type_name") != null) {
+            body.put("type_name", body.get("type_name"));
         }
-        if (body.get("webType") == null || body.get("typeName") == null) {
+        if (body.get("web_type") == null || body.get("type_name") == null) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("웹타입 코드와 이름은 필수입니다."));
         }
         normalizeSnakeToCamel(body);
-        body.put("createdBy", userId);
-        body.put("updatedBy", userId);
+        body.put("created_by", userId);
+        body.put("updated_by", userId);
         try {
             Map<String, Object> result = service.createWebType(body);
             return ResponseEntity.status(HttpStatus.CREATED)
@@ -125,14 +125,14 @@ public class WebTypeStandardController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateWebType(
             @PathVariable String webType,
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("userId") String userId) {
+            @RequestAttribute("user_id") String userId) {
         normalizeSnakeToCamel(body);
         boolean hasUpdates = UPDATABLE_FIELDS.stream().anyMatch(f -> body.get(f) != null);
         if (!hasUpdates) {
             return ResponseEntity.status(400).body(ApiResponse.error("수정할 내용이 없습니다."));
         }
-        body.put("webType",   webType);
-        body.put("updatedBy", userId);
+        body.put("web_type",   webType);
+        body.put("updated_by", userId);
         try {
             Map<String, Object> result = service.updateWebType(body);
             if (result == null) {
@@ -166,13 +166,13 @@ public class WebTypeStandardController {
     @PutMapping("/sort-order/bulk")
     public ResponseEntity<ApiResponse<Void>> updateWebTypeSortOrder(
             @RequestBody Map<String, Object> body,
-            @RequestAttribute("userId") String userId) {
-        Object webTypes = body.get("webTypes");
+            @RequestAttribute("user_id") String userId) {
+        Object webTypes = body.get("web_types");
         if (!(webTypes instanceof List)) {
             return ResponseEntity.status(400)
                     .body(ApiResponse.error("유효하지 않은 데이터 형식입니다."));
         }
-        body.put("userId", userId);
+        body.put("user_id", userId);
         try {
             service.updateWebTypeSortOrder(body);
             return ResponseEntity.ok(ApiResponse.success(null,
@@ -189,17 +189,17 @@ public class WebTypeStandardController {
      * 프론트엔드가 snake_case로 보내는 경우를 대비해 호환 처리
      */
     private void normalizeSnakeToCamel(Map<String, Object> body) {
-        mapField(body, "web_type",         "webType");
-        mapField(body, "type_name",        "typeName");
-        mapField(body, "type_name_eng",    "typeNameEng");
-        mapField(body, "component_name",   "componentName");
-        mapField(body, "config_panel",     "configPanel");
-        mapField(body, "default_config",   "defaultConfig");
-        mapField(body, "validation_rules", "validationRules");
-        mapField(body, "default_style",    "defaultStyle");
-        mapField(body, "input_properties", "inputProperties");
-        mapField(body, "sort_order",       "sortOrder");
-        mapField(body, "is_active",        "isActive");
+        mapField(body, "web_type",         "web_type");
+        mapField(body, "type_name",        "type_name");
+        mapField(body, "type_name_eng",    "type_name_eng");
+        mapField(body, "component_name",   "component_name");
+        mapField(body, "config_panel",     "config_panel");
+        mapField(body, "default_config",   "default_config");
+        mapField(body, "validation_rules", "validation_rules");
+        mapField(body, "default_style",    "default_style");
+        mapField(body, "input_properties", "input_properties");
+        mapField(body, "sort_order",       "sort_order");
+        mapField(body, "is_active",        "is_active");
     }
 
     private void mapField(Map<String, Object> body, String snakeKey, String camelKey) {

backend-spring/src/main/java/com/erp/controller/YardLayoutController.java

@@ -16,56 +16,56 @@ public class YardLayoutController {
 
     @GetMapping("/list")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getYardLayoutList(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestParam Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(yardLayoutService.getYardLayoutList(params)));
     }
 
     @GetMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> getYardLayoutInfo(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(yardLayoutService.getYardLayoutInfo(params)));
     }
 
     @PostMapping
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertYardLayout(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         return ResponseEntity.ok(ApiResponse.success(yardLayoutService.insertYardLayout(body)));
     }
 
     @PutMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> updateYardLayout(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("companyCode", companyCode);
+        body.put("company_code", companyCode);
         body.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(yardLayoutService.updateYardLayout(body)));
     }
 
     @DeleteMapping("/{id}")
     public ResponseEntity<ApiResponse<Map<String, Object>>> deleteYardLayout(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(yardLayoutService.deleteYardLayout(params)));
     }
 
     @PostMapping("/{id}/duplicate")
     public ResponseEntity<ApiResponse<Map<String, Object>>> duplicateYardLayout(
-            @RequestAttribute("companyCode") String companyCode,
+            @RequestAttribute("company_code") String companyCode,
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("id", id);
         return ResponseEntity.ok(ApiResponse.success(yardLayoutService.duplicateYardLayout(params)));
     }
@@ -74,7 +74,7 @@ public class YardLayoutController {
     public ResponseEntity<ApiResponse<List<Map<String, Object>>>> getYardPlacementList(
             @PathVariable Long id) {
         Map<String, Object> params = new HashMap<>();
-        params.put("yardLayoutId", id);
+        params.put("yard_layout_id", id);
         return ResponseEntity.ok(ApiResponse.success(yardLayoutService.getYardPlacementList(params)));
     }
 
@@ -82,7 +82,7 @@ public class YardLayoutController {
     public ResponseEntity<ApiResponse<Map<String, Object>>> insertYardPlacement(
             @PathVariable Long id,
             @RequestBody Map<String, Object> body) {
-        body.put("yardLayoutId", id);
+        body.put("yard_layout_id", id);
         return ResponseEntity.ok(ApiResponse.success(yardLayoutService.insertYardPlacement(body)));
     }
 

backend-spring/src/main/java/com/erp/security/JwtAuthenticationFilter.java

@@ -31,14 +31,14 @@ public class JwtAuthenticationFilter extends OncePerRequestFilter {
         if (StringUtils.hasText(token) && jwtTokenProvider.validateToken(token)) {
             try {
                 Claims claims = jwtTokenProvider.getClaims(token);
-                String userId = claims.get("userId", String.class);
-                String companyCode = claims.get("companyCode", String.class);
-                String userType = claims.get("userType", String.class);
+                String userId = claims.get("user_id", String.class);
+                String companyCode = claims.get("company_code", String.class);
+                String userType = claims.get("user_type", String.class);
 
-                request.setAttribute("userId", userId);
-                request.setAttribute("companyCode", companyCode);
+                request.setAttribute("user_id", userId);
+                request.setAttribute("company_code", companyCode);
                 request.setAttribute("role", userType);
-                request.setAttribute("userType", userType);
+                request.setAttribute("user_type", userType);
 
                 List<SimpleGrantedAuthority> authorities = List.of(
                         new SimpleGrantedAuthority("ROLE_" + userType)

backend-spring/src/main/java/com/erp/security/JwtTokenProvider.java

@@ -32,13 +32,13 @@ public class JwtTokenProvider {
     public String generateToken(Map<String, Object> personBean) {
         Date now = new Date();
         return Jwts.builder()
-                .claim("userId",       personBean.get("userId"))
-                .claim("userName",     personBean.get("userName"))
-                .claim("deptName",     personBean.get("deptName"))
-                .claim("companyCode",  personBean.get("companyCode"))
-                .claim("companyName",  personBean.get("companyName"))
-                .claim("userType",     personBean.get("userType"))
-                .claim("userTypeName", personBean.get("userTypeName"))
+                .claim("user_id",       personBean.get("user_id"))
+                .claim("user_name",     personBean.get("user_name"))
+                .claim("dept_name",     personBean.get("dept_name"))
+                .claim("company_code",  personBean.get("company_code"))
+                .claim("company_name",  personBean.get("company_name"))
+                .claim("user_type",     personBean.get("user_type"))
+                .claim("user_type_name", personBean.get("user_type_name"))
                 .issuedAt(now)
                 .expiration(new Date(now.getTime() + expiration))
                 .audience().add("PMS-Users").and()
@@ -65,14 +65,14 @@ public class JwtTokenProvider {
     }
 
     public String getUserId(String token) {
-        return getClaims(token).get("userId", String.class);
+        return getClaims(token).get("user_id", String.class);
     }
 
     public String getCompanyCode(String token) {
-        return getClaims(token).get("companyCode", String.class);
+        return getClaims(token).get("company_code", String.class);
     }
 
     public String getUserType(String token) {
-        return getClaims(token).get("userType", String.class);
+        return getClaims(token).get("user_type", String.class);
     }
 }

backend-spring/src/main/java/com/erp/service/AdminService.java

@@ -24,16 +24,16 @@ public class AdminService extends BaseService {
     // ── 메뉴 관리 ──────────────────────────────────────────────────────────
 
     public List<Map<String, Object>> getAdminMenuList(Map<String, Object> params) {
-        params.putIfAbsent("userLang", "ko");
+        params.putIfAbsent("user_lang", "ko");
         // String "false"/"true" → Boolean (OGNL !includeInactive 오작동 방지)
-        Object includeInactiveRaw = params.get("includeInactive");
-        params.put("includeInactive", Boolean.TRUE.equals(includeInactiveRaw) || "true".equals(includeInactiveRaw));
-        params.putIfAbsent("isManagementScreen", false);
+        Object includeInactiveRaw = params.get("include_inactive");
+        params.put("include_inactive", Boolean.TRUE.equals(includeInactiveRaw) || "true".equals(includeInactiveRaw));
+        params.putIfAbsent("is_management_screen", false);
         return sqlSession.selectList("admin.selectAdminMenuList", params);
     }
 
     public List<Map<String, Object>> getUserMenuList(Map<String, Object> params) {
-        params.putIfAbsent("userLang", "ko");
+        params.putIfAbsent("user_lang", "ko");
         return sqlSession.selectList("admin.selectUserMenuList", params);
     }
 
@@ -41,9 +41,9 @@ public class AdminService extends BaseService {
         Map<String, Object> result = new HashMap<>();
         List<Map<String, Object>> parents = sqlSession.selectList("admin.selectPopParentMenu", params);
         if (parents.isEmpty()) {
-            result.put("parentMenu", null);
-            result.put("childMenus", List.of());
-            result.put("landingMenu", null);
+            result.put("parent_menu", null);
+            result.put("child_menus", List.of());
+            result.put("landing_menu", null);
             return result;
         }
         Map<String, Object> parent = parents.get(0);
@@ -51,8 +51,8 @@ public class AdminService extends BaseService {
         Object parentCompanyCode = parent.get("company_code");
 
         Map<String, Object> childParams = new HashMap<>();
-        childParams.put("parentObjid", parentObjid);
-        childParams.put("parentCompanyCode", parentCompanyCode);
+        childParams.put("parent_objid", parentObjid);
+        childParams.put("parent_company_code", parentCompanyCode);
         List<Map<String, Object>> children = sqlSession.selectList("admin.selectPopChildMenus", childParams);
 
         Map<String, Object> landingMenu = children.stream()
@@ -63,15 +63,15 @@ public class AdminService extends BaseService {
                 .findFirst()
                 .orElse(null);
 
-        result.put("parentMenu", parent);
-        result.put("childMenus", children);
-        result.put("landingMenu", landingMenu);
+        result.put("parent_menu", parent);
+        result.put("child_menus", children);
+        result.put("landing_menu", landingMenu);
         return result;
     }
 
     public Map<String, Object> getMenuInfo(String menuId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("menuId", menuId);
+        params.put("menu_id", menuId);
         return sqlSession.selectOne("admin.selectMenuById", params);
     }
 
@@ -81,14 +81,14 @@ public class AdminService extends BaseService {
     }
 
     public Map<String, Object> updateMenu(String menuId, Map<String, Object> params) {
-        params.put("menuId", menuId);
+        params.put("menu_id", menuId);
         sqlSession.update("admin.updateMenu", params);
         return params;
     }
 
     public void deleteMenu(String menuId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("menuId", menuId);
+        params.put("menu_id", menuId);
         sqlSession.delete("admin.deleteMenu", params);
     }
 
@@ -97,7 +97,7 @@ public class AdminService extends BaseService {
         if (current == null) throw new IllegalArgumentException("메뉴를 찾을 수 없습니다.");
         String newStatus = "active".equalsIgnoreCase((String) current.get("status")) ? "inactive" : "active";
         Map<String, Object> params = new HashMap<>();
-        params.put("menuId", menuId);
+        params.put("menu_id", menuId);
         params.put("status", newStatus);
         sqlSession.update("admin.updateMenuStatus", params);
         return Map.of("status", newStatus);
@@ -123,37 +123,37 @@ public class AdminService extends BaseService {
         Map<String, Object> pagination = new HashMap<>();
         pagination.put("page", page);
         pagination.put("limit", limit);
-        pagination.put("totalPages", totalPages);
+        pagination.put("total_pages", totalPages);
 
         Map<String, Object> result = new HashMap<>();
         result.put("data", commonService.toCamelCaseKeysList(users));
         result.put("total", total);
-        result.put("searchType", rawSearch != null ? "v2" : "none");
+        result.put("search_type", rawSearch != null ? "v2" : "none");
         result.put("pagination", pagination);
         return result;
     }
 
     public Map<String, Object> getUserInfo(String userId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("userId", userId);
+        params.put("user_id", userId);
         return sqlSession.selectOne("admin.selectUserById", params);
     }
 
     public List<Map<String, Object>> getUserHistory(String userId, Map<String, Object> params) {
-        params.put("userId", userId);
+        params.put("user_id", userId);
         commonService.applyPagination(params);
         return sqlSession.selectList("admin.selectUserHistory", params);
     }
 
     @Transactional
     public Map<String, Object> saveUser(Map<String, Object> params) {
-        String userId = (String) params.get("userId");
-        Map<String, Object> existing = sqlSession.selectOne("admin.selectUserById", Map.of("userId", userId));
+        String userId = (String) params.get("user_id");
+        Map<String, Object> existing = sqlSession.selectOne("admin.selectUserById", Map.of("user_id", userId));
         if (existing != null) {
             sqlSession.update("admin.updateUser", params);
         } else {
-            String rawPw = (String) params.getOrDefault("userPassword", "Welcome1!");
-            params.put("userPassword", passwordEncoder.encode(rawPw));
+            String rawPw = (String) params.getOrDefault("user_password", "Welcome1!");
+            params.put("user_password", passwordEncoder.encode(rawPw));
             sqlSession.insert("admin.insertUser", params);
         }
         return params;
@@ -161,7 +161,7 @@ public class AdminService extends BaseService {
 
     public void changeUserStatus(String userId, String status) {
         Map<String, Object> params = new HashMap<>();
-        params.put("userId", userId);
+        params.put("user_id", userId);
         params.put("status", status);
         sqlSession.update("admin.updateUserStatus", params);
     }
@@ -169,13 +169,13 @@ public class AdminService extends BaseService {
     public void resetUserPassword(String userId) {
         String defaultPw = passwordEncoder.encode("Welcome1!");
         Map<String, Object> params = new HashMap<>();
-        params.put("userId", userId);
-        params.put("userPassword", defaultPw);
+        params.put("user_id", userId);
+        params.put("user_password", defaultPw);
         sqlSession.update("admin.updateUserPassword", params);
     }
 
     public Map<String, Object> getUserLocale(String userId) {
-        Map<String, Object> row = sqlSession.selectOne("admin.selectUserLocale", Map.of("userId", userId));
+        Map<String, Object> row = sqlSession.selectOne("admin.selectUserLocale", Map.of("user_id", userId));
         Map<String, Object> result = new HashMap<>();
         result.put("locale", row != null ? row.get("locale") : "KR");
         return result;
@@ -188,7 +188,7 @@ public class AdminService extends BaseService {
             throw new IllegalArgumentException("유효하지 않은 로케일입니다: " + locale);
         }
         Map<String, Object> params = new HashMap<>();
-        params.put("userId", userId);
+        params.put("user_id", userId);
         params.put("locale", locale);
         sqlSession.update("admin.updateUserLocale", params);
     }
@@ -204,79 +204,79 @@ public class AdminService extends BaseService {
                 .filter(d -> !Boolean.TRUE.equals(d.get("is_primary")))
                 .collect(Collectors.toList());
         Map<String, Object> result = new HashMap<>();
-        result.put("userInfo", userInfo);
-        result.put("mainDept", mainDept);
-        result.put("subDepts", subDepts);
+        result.put("user_info", userInfo);
+        result.put("main_dept", mainDept);
+        result.put("sub_depts", subDepts);
         return result;
     }
 
     @Transactional
     public Map<String, Object> saveUserWithDept(Map<String, Object> body) {
         @SuppressWarnings("unchecked")
-        Map<String, Object> userInfoRaw = (Map<String, Object>) body.get("userInfo");
+        Map<String, Object> userInfoRaw = (Map<String, Object>) body.get("user_info");
         @SuppressWarnings("unchecked")
-        Map<String, Object> mainDept = (Map<String, Object>) body.get("mainDept");
+        Map<String, Object> mainDept = (Map<String, Object>) body.get("main_dept");
         @SuppressWarnings("unchecked")
-        List<Map<String, Object>> subDepts = body.get("subDepts") != null
-                ? (List<Map<String, Object>>) body.get("subDepts") : List.of();
-        String companyCode = (String) body.get("companyCode");
+        List<Map<String, Object>> subDepts = body.get("sub_depts") != null
+                ? (List<Map<String, Object>>) body.get("sub_depts") : List.of();
+        String companyCode = (String) body.get("company_code");
 
         if (userInfoRaw == null) throw new IllegalArgumentException("userInfo is required");
 
         // snake_case / camelCase 양쪽 처리
-        String userId = getField(userInfoRaw, "userId", "user_id");
+        String userId = getField(userInfoRaw, "user_id", "user_id");
         if (userId == null) throw new IllegalArgumentException("userId is required");
 
         // 메인 부서 코드/이름/직위 결정
-        String deptCode = mainDept != null ? getField(mainDept, "deptCode", "dept_code") : null;
-        if (deptCode == null) deptCode = getField(userInfoRaw, "deptCode", "dept_code");
-        String deptName = mainDept != null ? getField(mainDept, "deptName", "dept_name") : null;
-        if (deptName == null) deptName = getField(userInfoRaw, "deptName", "dept_name");
-        String positionName = mainDept != null ? getField(mainDept, "positionName", "position_name") : null;
-        if (positionName == null) positionName = getField(userInfoRaw, "positionName", "position_name");
+        String deptCode = mainDept != null ? getField(mainDept, "dept_code", "dept_code") : null;
+        if (deptCode == null) deptCode = getField(userInfoRaw, "dept_code", "dept_code");
+        String deptName = mainDept != null ? getField(mainDept, "dept_name", "dept_name") : null;
+        if (deptName == null) deptName = getField(userInfoRaw, "dept_name", "dept_name");
+        String positionName = mainDept != null ? getField(mainDept, "position_name", "position_name") : null;
+        if (positionName == null) positionName = getField(userInfoRaw, "position_name", "position_name");
 
         // camelCase params 빌드
         Map<String, Object> saveParams = new HashMap<>();
-        saveParams.put("userId", userId);
-        saveParams.put("userName", getField(userInfoRaw, "userName", "user_name"));
-        saveParams.put("userNameEng", getField(userInfoRaw, "userNameEng", "user_name_eng"));
+        saveParams.put("user_id", userId);
+        saveParams.put("user_name", getField(userInfoRaw, "user_name", "user_name"));
+        saveParams.put("user_name_eng", getField(userInfoRaw, "user_name_eng", "user_name_eng"));
         saveParams.put("email", userInfoRaw.getOrDefault("email", null));
         saveParams.put("tel", userInfoRaw.getOrDefault("tel", null));
-        saveParams.put("cellPhone", getField(userInfoRaw, "cellPhone", "cell_phone"));
+        saveParams.put("cell_phone", getField(userInfoRaw, "cell_phone", "cell_phone"));
         saveParams.put("sabun", userInfoRaw.getOrDefault("sabun", null));
-        saveParams.put("userType", getField(userInfoRaw, "userType", "user_type"));
-        saveParams.put("userTypeName", getField(userInfoRaw, "userTypeName", "user_type_name"));
+        saveParams.put("user_type", getField(userInfoRaw, "user_type", "user_type"));
+        saveParams.put("user_type_name", getField(userInfoRaw, "user_type_name", "user_type_name"));
         saveParams.put("status", userInfoRaw.getOrDefault("status", "active"));
         saveParams.put("locale", userInfoRaw.getOrDefault("locale", null));
-        saveParams.put("positionCode", getField(userInfoRaw, "positionCode", "position_code"));
-        saveParams.put("deptCode", deptCode);
-        saveParams.put("deptName", deptName);
-        saveParams.put("positionName", positionName);
+        saveParams.put("position_code", getField(userInfoRaw, "position_code", "position_code"));
+        saveParams.put("dept_code", deptCode);
+        saveParams.put("dept_name", deptName);
+        saveParams.put("position_name", positionName);
         String effectiveCompany = !"*".equals(companyCode) ? companyCode : null;
-        saveParams.put("companyCode", effectiveCompany);
+        saveParams.put("company_code", effectiveCompany);
 
         // 기존 사용자 확인
-        Map<String, Object> existing = sqlSession.selectOne("admin.selectUserById", Map.of("userId", userId));
+        Map<String, Object> existing = sqlSession.selectOne("admin.selectUserById", Map.of("user_id", userId));
         boolean isUpdate = existing != null;
 
         if (isUpdate) {
             // 비밀번호가 제공된 경우만 업데이트
-            String rawPw = getField(userInfoRaw, "userPassword", "user_password");
+            String rawPw = getField(userInfoRaw, "user_password", "user_password");
             if (rawPw != null && !rawPw.isBlank()) {
-                saveParams.put("userPassword", passwordEncoder.encode(rawPw));
+                saveParams.put("user_password", passwordEncoder.encode(rawPw));
             }
             sqlSession.update("admin.updateUserForDept", saveParams);
         } else {
-            String rawPw = getField(userInfoRaw, "userPassword", "user_password");
+            String rawPw = getField(userInfoRaw, "user_password", "user_password");
             if (rawPw == null || rawPw.isBlank()) rawPw = "Welcome1!";
-            saveParams.put("userPassword", passwordEncoder.encode(rawPw));
+            saveParams.put("user_password", passwordEncoder.encode(rawPw));
             sqlSession.insert("admin.insertUser", saveParams);
         }
 
         // user_dept 처리
         if (mainDept != null || !subDepts.isEmpty()) {
             // 1. 기존 부서 목록 조회
-            List<Map<String, Object>> existingDepts = sqlSession.selectList("admin.selectUserDeptList", Map.of("userId", userId));
+            List<Map<String, Object>> existingDepts = sqlSession.selectList("admin.selectUserDeptList", Map.of("user_id", userId));
             Map<String, Object> existingMain = existingDepts.stream()
                     .filter(d -> Boolean.TRUE.equals(d.get("is_primary")))
                     .findFirst().orElse(null);
@@ -285,47 +285,47 @@ public class AdminService extends BaseService {
             if (mainDept != null && deptCode != null && existingMain != null) {
                 String existingMainCode = (String) existingMain.get("dept_code");
                 if (existingMainCode != null && !existingMainCode.equals(deptCode)) {
-                    sqlSession.update("admin.updateUserDeptNotPrimary", Map.of("userId", userId, "deptCode", existingMainCode));
+                    sqlSession.update("admin.updateUserDeptNotPrimary", Map.of("user_id", userId, "dept_code", existingMainCode));
                 }
             }
 
             // 3. 겸직 부서 전체 삭제 (새로 입력받은 것으로 교체)
-            sqlSession.delete("admin.deleteUserDeptSub", Map.of("userId", userId));
+            sqlSession.delete("admin.deleteUserDeptSub", Map.of("user_id", userId));
 
             // 4. 메인 부서 UPSERT
             if (mainDept != null && deptCode != null) {
-                String userName = (String) saveParams.get("userName");
+                String userName = (String) saveParams.get("user_name");
                 Map<String, Object> dp = new HashMap<>();
-                dp.put("userId", userId);
-                dp.put("deptCode", deptCode);
-                dp.put("isPrimary", true);
-                dp.put("deptName", deptName);
-                dp.put("userName", userName);
-                dp.put("positionName", positionName);
-                dp.put("companyCode", effectiveCompany);
+                dp.put("user_id", userId);
+                dp.put("dept_code", deptCode);
+                dp.put("is_primary", true);
+                dp.put("dept_name", deptName);
+                dp.put("user_name", userName);
+                dp.put("position_name", positionName);
+                dp.put("company_code", effectiveCompany);
                 sqlSession.insert("admin.upsertUserDept", dp);
             }
 
             // 5. 겸직 부서 저장
-            String userName = (String) saveParams.get("userName");
+            String userName = (String) saveParams.get("user_name");
             for (Map<String, Object> sub : subDepts) {
-                String subCode = getField(sub, "deptCode", "dept_code");
+                String subCode = getField(sub, "dept_code", "dept_code");
                 if (subCode == null || subCode.equals(deptCode)) continue;
                 Map<String, Object> dp = new HashMap<>();
-                dp.put("userId", userId);
-                dp.put("deptCode", subCode);
-                dp.put("isPrimary", false);
-                dp.put("deptName", getField(sub, "deptName", "dept_name"));
-                dp.put("userName", userName);
-                dp.put("positionName", getField(sub, "positionName", "position_name"));
-                dp.put("companyCode", effectiveCompany);
+                dp.put("user_id", userId);
+                dp.put("dept_code", subCode);
+                dp.put("is_primary", false);
+                dp.put("dept_name", getField(sub, "dept_name", "dept_name"));
+                dp.put("user_name", userName);
+                dp.put("position_name", getField(sub, "position_name", "position_name"));
+                dp.put("company_code", effectiveCompany);
                 sqlSession.insert("admin.upsertUserDept", dp);
             }
         }
 
         Map<String, Object> result = new HashMap<>();
-        result.put("userId", userId);
-        result.put("isUpdate", isUpdate);
+        result.put("user_id", userId);
+        result.put("is_update", isUpdate);
         return result;
     }
 
@@ -374,9 +374,9 @@ public class AdminService extends BaseService {
 
         Map<String, Object> result = new HashMap<>();
         result.put("departments", rootDepts);
-        result.put("flatList", flatList);
+        result.put("flat_list", flatList);
         result.put("total", rawList.size());
-        result.put("totalCount", rawList.size());
+        result.put("total_count", rawList.size());
         return result;
     }
 
@@ -389,7 +389,7 @@ public class AdminService extends BaseService {
     }
 
     public Map<String, Object> getCompanyByCode(String companyCode) {
-        return sqlSession.selectOne("admin.selectCompanyByCode", Map.of("companyCode", companyCode));
+        return sqlSession.selectOne("admin.selectCompanyByCode", Map.of("company_code", companyCode));
     }
 
     @Transactional
@@ -400,19 +400,19 @@ public class AdminService extends BaseService {
 
     @Transactional
     public Map<String, Object> updateCompanyInfo(String companyCode, Map<String, Object> params) {
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         sqlSession.update("admin.updateCompany", params);
         return params;
     }
 
     @Transactional
     public void deleteCompany(String companyCode) {
-        sqlSession.delete("admin.deleteCompany", Map.of("companyCode", companyCode));
+        sqlSession.delete("admin.deleteCompany", Map.of("company_code", companyCode));
     }
 
     // ── 테이블 스키마 ──────────────────────────────────────────────────────
 
     public List<Map<String, Object>> getTableSchema(String tableName) {
-        return sqlSession.selectList("admin.selectTableSchema", Map.of("tableName", tableName));
+        return sqlSession.selectList("admin.selectTableSchema", Map.of("table_name", tableName));
     }
 }

backend-spring/src/main/java/com/erp/service/AnalyticsReportService.java

@@ -16,7 +16,7 @@ public class AnalyticsReportService extends BaseService {
     private static final String NS = "analyticsReport.";
 
     public Map<String, Object> getProductionReportData(Map<String, Object> params) {
-        List<Map<String, Object>> rows = sqlSession.selectList(NS + "getProductionReportData", params);
+        List<Map<String, Object>> rows = sqlSession.selectList(NS + "get_production_report_data", params);
         Map<String, Object> filterOptions = new LinkedHashMap<>();
         filterOptions.put("processes", extractFilterSet(rows, "process"));
         filterOptions.put("equipment", extractFilterSet(rows, "equipment"));
@@ -24,13 +24,13 @@ public class AnalyticsReportService extends BaseService {
         filterOptions.put("workers", extractFilterSet(rows, "worker"));
         Map<String, Object> result = new LinkedHashMap<>();
         result.put("rows", rows);
-        result.put("filterOptions", filterOptions);
-        result.put("totalCount", rows.size());
+        result.put("filter_options", filterOptions);
+        result.put("total_count", rows.size());
         return result;
     }
 
     public Map<String, Object> getInventoryReportData(Map<String, Object> params) {
-        List<Map<String, Object>> rows = sqlSession.selectList(NS + "getInventoryReportData", params);
+        List<Map<String, Object>> rows = sqlSession.selectList(NS + "get_inventory_report_data", params);
         Map<String, Object> filterOptions = new LinkedHashMap<>();
         filterOptions.put("items", extractFilterSet(rows, "item"));
         filterOptions.put("warehouses", extractFilterSet(rows, "warehouse"));
@@ -43,13 +43,13 @@ public class AnalyticsReportService extends BaseService {
         ));
         Map<String, Object> result = new LinkedHashMap<>();
         result.put("rows", rows);
-        result.put("filterOptions", filterOptions);
-        result.put("totalCount", rows.size());
+        result.put("filter_options", filterOptions);
+        result.put("total_count", rows.size());
         return result;
     }
 
     public Map<String, Object> getPurchaseReportData(Map<String, Object> params) {
-        List<Map<String, Object>> rows = sqlSession.selectList(NS + "getPurchaseReportData", params);
+        List<Map<String, Object>> rows = sqlSession.selectList(NS + "get_purchase_report_data", params);
         Map<String, Object> filterOptions = new LinkedHashMap<>();
         filterOptions.put("suppliers", extractFilterSet(rows, "supplier"));
         filterOptions.put("items", extractFilterSet(rows, "item"));
@@ -57,16 +57,16 @@ public class AnalyticsReportService extends BaseService {
         filterOptions.put("statuses", extractFilterSet(rows, "status"));
         Map<String, Object> result = new LinkedHashMap<>();
         result.put("rows", rows);
-        result.put("filterOptions", filterOptions);
-        result.put("totalCount", rows.size());
+        result.put("filter_options", filterOptions);
+        result.put("total_count", rows.size());
         return result;
     }
 
     public Map<String, Object> getQualityReportData(Map<String, Object> params) {
-        List<Map<String, Object>> rows = sqlSession.selectList(NS + "getQualityReportData", params);
+        List<Map<String, Object>> rows = sqlSession.selectList(NS + "get_quality_report_data", params);
         Map<String, Object> filterOptions = new LinkedHashMap<>();
         filterOptions.put("items", extractFilterSet(rows, "item"));
-        filterOptions.put("defectTypes", List.of(
+        filterOptions.put("defect_types", List.of(
             Map.of("value", "외관불량", "label", "외관불량"),
             Map.of("value", "치수불량", "label", "치수불량"),
             Map.of("value", "기능불량", "label", "기능불량"),
@@ -77,36 +77,36 @@ public class AnalyticsReportService extends BaseService {
         filterOptions.put("inspectors", extractFilterSet(rows, "inspector"));
         Map<String, Object> result = new LinkedHashMap<>();
         result.put("rows", rows);
-        result.put("filterOptions", filterOptions);
-        result.put("totalCount", rows.size());
+        result.put("filter_options", filterOptions);
+        result.put("total_count", rows.size());
         return result;
     }
 
     public Map<String, Object> getEquipmentReportData(Map<String, Object> params) {
-        List<Map<String, Object>> rows = sqlSession.selectList(NS + "getEquipmentReportData", params);
+        List<Map<String, Object>> rows = sqlSession.selectList(NS + "get_equipment_report_data", params);
         Map<String, Object> filterOptions = new LinkedHashMap<>();
         filterOptions.put("equipment", extractFilterSet(rows, "equipment"));
-        filterOptions.put("equipTypes", extractFilterSet(rows, "equipType"));
+        filterOptions.put("equip_types", extractFilterSet(rows, "equip_type"));
         filterOptions.put("lines", extractFilterSet(rows, "line"));
         filterOptions.put("managers", extractFilterSet(rows, "manager"));
         Map<String, Object> result = new LinkedHashMap<>();
         result.put("rows", rows);
-        result.put("filterOptions", filterOptions);
-        result.put("totalCount", rows.size());
+        result.put("filter_options", filterOptions);
+        result.put("total_count", rows.size());
         return result;
     }
 
     public Map<String, Object> getMoldReportData(Map<String, Object> params) {
-        List<Map<String, Object>> rows = sqlSession.selectList(NS + "getMoldReportData", params);
+        List<Map<String, Object>> rows = sqlSession.selectList(NS + "get_mold_report_data", params);
         Map<String, Object> filterOptions = new LinkedHashMap<>();
         filterOptions.put("molds", extractFilterSet(rows, "mold"));
-        filterOptions.put("moldTypes", extractFilterSet(rows, "moldType"));
+        filterOptions.put("mold_types", extractFilterSet(rows, "mold_type"));
         filterOptions.put("items", extractFilterSet(rows, "item"));
         filterOptions.put("makers", extractFilterSet(rows, "maker"));
         Map<String, Object> result = new LinkedHashMap<>();
         result.put("rows", rows);
-        result.put("filterOptions", filterOptions);
-        result.put("totalCount", rows.size());
+        result.put("filter_options", filterOptions);
+        result.put("total_count", rows.size());
         return result;
     }
 

backend-spring/src/main/java/com/erp/service/ApprovalService.java

@@ -24,7 +24,7 @@ public class ApprovalService extends BaseService {
     public List<Map<String, Object>> getDefinitions(Map<String, Object> params) {
         Object search = params.get("search");
         if (search != null && !search.toString().isBlank()) {
-            params.put("searchLike", "%" + search + "%");
+            params.put("search_like", "%" + search + "%");
         }
         return sqlSession.selectList("approval.selectDefinitions", params);
     }
@@ -39,28 +39,28 @@ public class ApprovalService extends BaseService {
     public Map<String, Object> createDefinition(Map<String, Object> params) {
         sqlSession.insert("approval.insertDefinition", params);
         Map<String, Object> fetch = new HashMap<>();
-        fetch.put("definitionId", params.get("definitionId"));
-        fetch.put("companyCode", "*");
+        fetch.put("definition_id", params.get("definition_id"));
+        fetch.put("company_code", "*");
         return sqlSession.selectOne("approval.selectDefinitionById", fetch);
     }
 
     @Transactional
     public Map<String, Object> updateDefinition(Map<String, Object> params) {
         Map<String, Object> checkP = new HashMap<>();
-        checkP.put("definitionId", params.get("definitionId"));
-        checkP.put("companyCode",  params.get("companyCode"));
+        checkP.put("definition_id", params.get("definition_id"));
+        checkP.put("company_code",  params.get("company_code"));
         if (sqlSession.selectOne("approval.selectDefinitionById", checkP) == null)
             throw new IllegalArgumentException("결재 유형을 찾을 수 없습니다.");
         sqlSession.update("approval.updateDefinition", params);
-        checkP.put("companyCode", "*");
+        checkP.put("company_code", "*");
         return sqlSession.selectOne("approval.selectDefinitionById", checkP);
     }
 
     @Transactional
     public void deleteDefinition(Map<String, Object> params) {
         Map<String, Object> checkP = new HashMap<>();
-        checkP.put("definitionId", params.get("definitionId"));
-        checkP.put("companyCode",  params.get("companyCode"));
+        checkP.put("definition_id", params.get("definition_id"));
+        checkP.put("company_code",  params.get("company_code"));
         if (sqlSession.selectOne("approval.selectDefinitionById", checkP) == null)
             throw new IllegalArgumentException("결재 유형을 찾을 수 없습니다.");
         sqlSession.delete("approval.deleteDefinition", params);
@@ -79,8 +79,8 @@ public class ApprovalService extends BaseService {
         if (template == null) throw new IllegalArgumentException("결재선 템플릿을 찾을 수 없습니다.");
 
         Map<String, Object> stepP = new HashMap<>();
-        stepP.put("templateId",  template.get("template_id"));
-        stepP.put("companyCode", params.get("companyCode"));
+        stepP.put("template_id",  template.get("template_id"));
+        stepP.put("company_code", params.get("company_code"));
         template.put("steps", sqlSession.selectList("approval.selectTemplateSteps", stepP));
         return template;
     }
@@ -88,21 +88,21 @@ public class ApprovalService extends BaseService {
     @Transactional
     public Map<String, Object> createTemplate(Map<String, Object> params) {
         sqlSession.insert("approval.insertTemplate", params);
-        long templateId = toLong(params.get("templateId"));
+        long templateId = toLong(params.get("template_id"));
         List<Map<String, Object>> steps = castList(params.get("steps"));
-        if (steps != null) insertTemplateSteps(templateId, steps, (String) params.get("companyCode"));
+        if (steps != null) insertTemplateSteps(templateId, steps, (String) params.get("company_code"));
 
         Map<String, Object> fetch = new HashMap<>();
-        fetch.put("templateId",  templateId);
-        fetch.put("companyCode", "*");
+        fetch.put("template_id",  templateId);
+        fetch.put("company_code", "*");
         return sqlSession.selectOne("approval.selectTemplateById", fetch);
     }
 
     @Transactional
     public Map<String, Object> updateTemplate(Map<String, Object> params) {
         Map<String, Object> checkP = new HashMap<>();
-        checkP.put("templateId",  params.get("templateId"));
-        checkP.put("companyCode", params.get("companyCode"));
+        checkP.put("template_id",  params.get("template_id"));
+        checkP.put("company_code", params.get("company_code"));
         if (sqlSession.selectOne("approval.selectTemplateById", checkP) == null)
             throw new IllegalArgumentException("결재선 템플릿을 찾을 수 없습니다.");
 
@@ -110,26 +110,26 @@ public class ApprovalService extends BaseService {
 
         List<Map<String, Object>> steps = castList(params.get("steps"));
         if (steps != null) {
-            String cc       = (String) params.get("companyCode");
-            long   templateId = toLong(params.get("templateId"));
+            String cc       = (String) params.get("company_code");
+            long   templateId = toLong(params.get("template_id"));
             Map<String, Object> delP = new HashMap<>();
-            delP.put("templateId",  templateId);
-            delP.put("companyCode", cc);
+            delP.put("template_id",  templateId);
+            delP.put("company_code", cc);
             sqlSession.delete("approval.deleteTemplateStepsByTemplateId", delP);
             insertTemplateSteps(templateId, steps, cc);
         }
 
         Map<String, Object> fetch = new HashMap<>();
-        fetch.put("templateId",  params.get("templateId"));
-        fetch.put("companyCode", "*");
+        fetch.put("template_id",  params.get("template_id"));
+        fetch.put("company_code", "*");
         return sqlSession.selectOne("approval.selectTemplateById", fetch);
     }
 
     @Transactional
     public void deleteTemplate(Map<String, Object> params) {
         Map<String, Object> checkP = new HashMap<>();
-        checkP.put("templateId",  params.get("templateId"));
-        checkP.put("companyCode", params.get("companyCode"));
+        checkP.put("template_id",  params.get("template_id"));
+        checkP.put("company_code", params.get("company_code"));
         if (sqlSession.selectOne("approval.selectTemplateById", checkP) == null)
             throw new IllegalArgumentException("결재선 템플릿을 찾을 수 없습니다.");
         sqlSession.delete("approval.deleteTemplate", params);
@@ -138,8 +138,8 @@ public class ApprovalService extends BaseService {
     private void insertTemplateSteps(long templateId, List<Map<String, Object>> steps, String companyCode) {
         for (Map<String, Object> step : steps) {
             Map<String, Object> sp = new HashMap<>(step);
-            sp.put("templateId",  templateId);
-            sp.put("companyCode", companyCode);
+            sp.put("template_id",  templateId);
+            sp.put("company_code", companyCode);
             sqlSession.insert("approval.insertTemplateStep", sp);
         }
     }
@@ -151,8 +151,8 @@ public class ApprovalService extends BaseService {
     public Map<String, Object> getRequests(Map<String, Object> params) {
         int page   = toInt(params.getOrDefault("page",  "1"));
         int limit  = toInt(params.getOrDefault("limit", "20"));
-        params.put("pageLimit",  limit);
-        params.put("pageOffset", (page - 1) * limit);
+        params.put("page_limit",  limit);
+        params.put("page_offset", (page - 1) * limit);
 
         List<Map<String, Object>> data  = sqlSession.selectList("approval.selectRequests", params);
         Number totalNum = sqlSession.selectOne("approval.countRequests", params);
@@ -171,18 +171,18 @@ public class ApprovalService extends BaseService {
         if (request == null) throw new IllegalArgumentException("결재 요청을 찾을 수 없습니다.");
 
         Map<String, Object> lineP = new HashMap<>();
-        lineP.put("requestId",  request.get("request_id"));
-        lineP.put("companyCode", params.get("companyCode"));
+        lineP.put("request_id",  request.get("request_id"));
+        lineP.put("company_code", params.get("company_code"));
         request.put("lines", sqlSession.selectList("approval.selectLinesByRequestId", lineP));
         return request;
     }
 
     @Transactional
     public Map<String, Object> createRequest(Map<String, Object> params) {
-        String companyCode  = (String) params.get("companyCode");
-        String userId       = (String) params.get("userId");
-        String userName     = (String) params.getOrDefault("requesterName", userId);
-        String deptName     = (String) params.getOrDefault("requesterDept", "");
+        String companyCode  = (String) params.get("company_code");
+        String userId       = (String) params.get("user_id");
+        String userName     = (String) params.getOrDefault("requester_name", userId);
+        String deptName     = (String) params.getOrDefault("requester_dept", "");
         String approvalType = (String) params.getOrDefault("approval_type", "escalation");
 
         String title       = (String) params.get("title");
@@ -205,8 +205,8 @@ public class ApprovalService extends BaseService {
             Object defId = params.get("definition_id");
             if (defId != null) {
                 Map<String, Object> defP = new HashMap<>();
-                defP.put("definitionId", defId);
-                defP.put("companyCode",  companyCode);
+                defP.put("definition_id", defId);
+                defP.put("company_code",  companyCode);
                 Map<String, Object> def = sqlSession.selectOne("approval.selectDefinitionById", defP);
                 if (def != null) {
                     Object allow = def.get("allow_self_approval");
@@ -218,9 +218,9 @@ public class ApprovalService extends BaseService {
             }
             Map<String, Object> insertP = buildRequestInsertParams(params, "approved", 1, "self",
                     userId, userName, deptName, safeRecordId, recordDataJson, companyCode);
-            insertP.put("finalApproverId", userId);
+            insertP.put("final_approver_id", userId);
             sqlSession.insert("approval.insertRequest", insertP);
-            long requestId = toLong(insertP.get("requestId"));
+            long requestId = toLong(insertP.get("request_id"));
 
             Map<String, Object> lineP = buildLineInsertParams(requestId, 1, userId, userName,
                     null, deptName, "자기결재", "approved", "approval", true, companyCode);
@@ -240,60 +240,60 @@ public class ApprovalService extends BaseService {
         // 같은 step_order에 approval 타입 2명 이상 방지
         Map<Integer, List<Map<String, Object>>> groups = new LinkedHashMap<>();
         for (Map<String, Object> a : normalized) {
-            int so = toInt(a.get("stepOrder"));
+            int so = toInt(a.get("step_order"));
             groups.computeIfAbsent(so, k -> new ArrayList<>()).add(a);
         }
         for (Map.Entry<Integer, List<Map<String, Object>>> e : groups.entrySet()) {
             List<Map<String, Object>> g = e.getValue();
-            if (g.size() > 1 && g.stream().allMatch(a -> "approval".equals(a.get("stepType"))))
+            if (g.size() > 1 && g.stream().allMatch(a -> "approval".equals(a.get("step_type"))))
                 throw new IllegalArgumentException(
                         "step_order " + e.getKey() + "에 approval 타입 결재자가 2명 이상입니다. consensus로 지정해주세요.");
         }
 
-        int totalSteps      = normalized.stream().mapToInt(a -> toInt(a.get("stepOrder"))).max().orElse(1);
+        int totalSteps      = normalized.stream().mapToInt(a -> toInt(a.get("step_order"))).max().orElse(1);
         String storedType   = hasExplicitStepType ? "escalation" : approvalType;
         String initialStatus = "post".equals(approvalType) ? "post_pending" : "requested";
 
         Map<String, Object> insertP = buildRequestInsertParams(params, initialStatus, totalSteps, storedType,
                 userId, userName, deptName, safeRecordId, recordDataJson, companyCode);
         sqlSession.insert("approval.insertRequest", insertP);
-        long requestId = toLong(insertP.get("requestId"));
+        long requestId = toLong(insertP.get("request_id"));
 
         List<Integer> uniqueSteps = normalized.stream()
-                .map(a -> toInt(a.get("stepOrder"))).distinct().sorted().collect(Collectors.toList());
+                .map(a -> toInt(a.get("step_order"))).distinct().sorted().collect(Collectors.toList());
         int firstStep = uniqueSteps.get(0);
 
         for (Map<String, Object> approver : normalized) {
-            int so     = toInt(approver.get("stepOrder"));
+            int so     = toInt(approver.get("step_order"));
             String ls  = (so == firstStep) ? "pending" : "waiting";
             Map<String, Object> lp = buildLineInsertParams(requestId, so,
-                    (String) approver.get("approverId"), (String) approver.get("approverName"),
-                    (String) approver.get("approverPosition"), (String) approver.get("approverDept"),
-                    (String) approver.get("approverLabel"), ls, (String) approver.get("stepType"),
+                    (String) approver.get("approver_id"), (String) approver.get("approver_name"),
+                    (String) approver.get("approver_position"), (String) approver.get("approver_dept"),
+                    (String) approver.get("approver_label"), ls, (String) approver.get("step_type"),
                     false, companyCode);
             sqlSession.insert("approval.insertLine", lp);
         }
 
         // 첫 step이 notification이면 자동 통과
         String firstStepType = normalized.stream()
-                .filter(a -> toInt(a.get("stepOrder")) == firstStep)
-                .map(a -> (String) a.get("stepType"))
+                .filter(a -> toInt(a.get("step_order")) == firstStep)
+                .map(a -> (String) a.get("step_type"))
                 .findFirst().orElse("approval");
 
         if ("notification".equals(firstStepType)) {
             Map<String, Object> notifP = new HashMap<>();
-            notifP.put("requestId",  requestId);
-            notifP.put("stepOrder",  firstStep);
-            notifP.put("companyCode", companyCode);
+            notifP.put("request_id",  requestId);
+            notifP.put("step_order",  firstStep);
+            notifP.put("company_code", companyCode);
             sqlSession.update("approval.approveNotificationLines", notifP);
             activateNextStep(requestId, firstStep, totalSteps, companyCode, userId, null);
         }
 
         if (!"post".equals(approvalType)) {
             Map<String, Object> statusP = new HashMap<>();
-            statusP.put("requestId",  requestId);
+            statusP.put("request_id",  requestId);
             statusP.put("status",     "in_progress");
-            statusP.put("companyCode", companyCode);
+            statusP.put("company_code", companyCode);
             sqlSession.update("approval.updateRequestStatus", statusP);
             syncApprovalStatusToTarget(requestId, "in_progress", companyCode);
         } else {
@@ -305,13 +305,13 @@ public class ApprovalService extends BaseService {
 
     @Transactional
     public void cancelRequest(Map<String, Object> params) {
-        long   requestId   = toLong(params.get("requestId"));
-        String companyCode = (String) params.get("companyCode");
-        String userId      = (String) params.get("userId");
+        long   requestId   = toLong(params.get("request_id"));
+        String companyCode = (String) params.get("company_code");
+        String userId      = (String) params.get("user_id");
 
         Map<String, Object> reqP = new HashMap<>();
-        reqP.put("requestId",  requestId);
-        reqP.put("companyCode", companyCode);
+        reqP.put("request_id",  requestId);
+        reqP.put("company_code", companyCode);
         Map<String, Object> request = sqlSession.selectOne("approval.selectRequestById", reqP);
         if (request == null) throw new IllegalArgumentException("결재 요청을 찾을 수 없습니다.");
         if (!userId.equals(String.valueOf(request.get("requester_id"))))
@@ -326,14 +326,14 @@ public class ApprovalService extends BaseService {
 
     @Transactional
     public void postApprove(Map<String, Object> params) {
-        long   requestId   = toLong(params.get("requestId"));
-        String companyCode = (String) params.get("companyCode");
-        String userId      = (String) params.get("userId");
+        long   requestId   = toLong(params.get("request_id"));
+        String companyCode = (String) params.get("company_code");
+        String userId      = (String) params.get("user_id");
         String comment     = (String) params.get("comment");
 
         Map<String, Object> reqP = new HashMap<>();
-        reqP.put("requestId",  requestId);
-        reqP.put("companyCode", companyCode);
+        reqP.put("request_id",  requestId);
+        reqP.put("company_code", companyCode);
         Map<String, Object> request = sqlSession.selectOne("approval.selectRequestById", reqP);
         if (request == null) throw new IllegalArgumentException("결재 요청을 찾을 수 없습니다.");
         if (!"post".equals(request.get("approval_type")))
@@ -346,9 +346,9 @@ public class ApprovalService extends BaseService {
         if (pending > 0) throw new IllegalArgumentException("모든 결재자의 승인이 완료되지 않았습니다.");
 
         Map<String, Object> p = new HashMap<>();
-        p.put("requestId",  requestId);
-        p.put("companyCode", companyCode);
-        p.put("userId",     userId);
+        p.put("request_id",  requestId);
+        p.put("company_code", companyCode);
+        p.put("user_id",     userId);
         p.put("comment",    comment);
         sqlSession.update("approval.postApproveRequest", p);
         syncApprovalStatusToTarget(requestId, "approved", companyCode);
@@ -364,16 +364,16 @@ public class ApprovalService extends BaseService {
 
     @Transactional
     public void processApproval(Map<String, Object> params) {
-        String companyCode  = (String) params.get("companyCode");
-        String userId       = (String) params.get("userId");
-        long   lineId       = toLong(params.get("lineId"));
+        String companyCode  = (String) params.get("company_code");
+        String userId       = (String) params.get("user_id");
+        long   lineId       = toLong(params.get("line_id"));
         String action       = (String) params.get("action");
         String comment      = (String) params.get("comment");
         String proxyReason  = (String) params.get("proxy_reason");
 
         Map<String, Object> lockP = new HashMap<>();
-        lockP.put("lineId",     lineId);
-        lockP.put("companyCode", companyCode);
+        lockP.put("line_id",     lineId);
+        lockP.put("company_code", companyCode);
         Map<String, Object> line = sqlSession.selectOne("approval.selectLineByIdForUpdate", lockP);
         if (line == null)           throw new IllegalArgumentException("결재 라인을 찾을 수 없습니다.");
         if (!"pending".equals(line.get("status"))) throw new IllegalArgumentException("대기 중인 결재만 처리할 수 있습니다.");
@@ -391,9 +391,9 @@ public class ApprovalService extends BaseService {
                 proxyReasonVal = proxyReason != null ? proxyReason : "최고관리자 대리 처리";
             } else {
                 Map<String, Object> proxyP = new HashMap<>();
-                proxyP.put("originalUserId", approverId);
-                proxyP.put("proxyUserId",    userId);
-                proxyP.put("companyCode",    lineCC);
+                proxyP.put("original_user_id", approverId);
+                proxyP.put("proxy_user_id",    userId);
+                proxyP.put("company_code",    lineCC);
                 Map<String, Object> proxy = sqlSession.selectOne("approval.selectActiveProxyForLine", proxyP);
                 if (proxy == null) throw new IllegalArgumentException("본인이 결재자로 지정된 건만 처리할 수 있습니다.");
                 proxyFor      = approverId;
@@ -404,16 +404,16 @@ public class ApprovalService extends BaseService {
 
         // 현재 라인 업데이트
         Map<String, Object> updLineP = new HashMap<>();
-        updLineP.put("lineId",      lineId);
+        updLineP.put("line_id",      lineId);
         updLineP.put("status",      action);
         updLineP.put("comment",     comment);
-        updLineP.put("proxyFor",    proxyFor);
-        updLineP.put("proxyReason", proxyReasonVal);
-        updLineP.put("companyCode", lineCC);
+        updLineP.put("proxy_for",    proxyFor);
+        updLineP.put("proxy_reason", proxyReasonVal);
+        updLineP.put("company_code", lineCC);
         sqlSession.update("approval.updateLine", updLineP);
 
         Map<String, Object> reqForUpdate = sqlSession.selectOne("approval.selectRequestByIdForUpdate",
-                Map.of("requestId", requestId, "companyCode", lineCC));
+                Map.of("request_id", requestId, "company_code", lineCC));
         if (reqForUpdate == null) return;
 
         int    totalSteps = toInt(reqForUpdate.get("total_steps"));
@@ -422,34 +422,34 @@ public class ApprovalService extends BaseService {
 
         if ("rejected".equals(action)) {
             Map<String, Object> rejP = new HashMap<>();
-            rejP.put("requestId",  requestId);
-            rejP.put("companyCode", lineCC);
-            rejP.put("userId",     userId);
+            rejP.put("request_id",  requestId);
+            rejP.put("company_code", lineCC);
+            rejP.put("user_id",     userId);
             rejP.put("comment",    comment);
             sqlSession.update("approval.rejectRequest", rejP);
             Map<String, Object> skipP = new HashMap<>();
-            skipP.put("requestId",  requestId);
-            skipP.put("lineId",     lineId);
-            skipP.put("companyCode", lineCC);
+            skipP.put("request_id",  requestId);
+            skipP.put("line_id",     lineId);
+            skipP.put("company_code", lineCC);
             sqlSession.update("approval.skipRemainingLines", skipP);
             syncApprovalStatusToTarget(requestId, "rejected", lineCC);
         } else {
             if (isLegacy) {
                 Number remainingNum = sqlSession.selectOne("approval.countRemainingLinesInStep",
-                        Map.of("requestId", requestId, "stepOrder", stepOrder, "lineId", lineId, "companyCode", lineCC));
+                        Map.of("request_id", requestId, "step_order", stepOrder, "line_id", lineId, "company_code", lineCC));
                 int remaining = remainingNum != null ? remainingNum.intValue() : 0;
                 if (remaining == 0) {
                     Map<String, Object> complP = new HashMap<>();
-                    complP.put("requestId",  requestId);
-                    complP.put("companyCode", lineCC);
-                    complP.put("userId",     userId);
+                    complP.put("request_id",  requestId);
+                    complP.put("company_code", lineCC);
+                    complP.put("user_id",     userId);
                     complP.put("comment",    comment);
                     sqlSession.update("approval.completeRequest", complP);
                     syncApprovalStatusToTarget(requestId, "approved", lineCC);
                 }
             } else if ("consensus".equals(stepType)) {
                 Number remainingNum = sqlSession.selectOne("approval.countRemainingLinesInStep",
-                        Map.of("requestId", requestId, "stepOrder", stepOrder, "lineId", lineId, "companyCode", lineCC));
+                        Map.of("request_id", requestId, "step_order", stepOrder, "line_id", lineId, "company_code", lineCC));
                 int remaining = remainingNum != null ? remainingNum.intValue() : 0;
                 if (remaining == 0) activateNextStep(requestId, stepOrder, totalSteps, lineCC, userId, comment);
             } else {
@@ -484,7 +484,7 @@ public class ApprovalService extends BaseService {
         sqlSession.insert("approval.insertProxySetting", params);
         Map<String, Object> fetch = new HashMap<>();
         fetch.put("id",          params.get("id"));
-        fetch.put("companyCode", params.get("companyCode"));
+        fetch.put("company_code", params.get("company_code"));
         return sqlSession.selectOne("approval.selectProxyById", fetch);
     }
 
@@ -492,7 +492,7 @@ public class ApprovalService extends BaseService {
     public Map<String, Object> updateProxySetting(Map<String, Object> params) {
         Map<String, Object> checkP = new HashMap<>();
         checkP.put("id",          params.get("id"));
-        checkP.put("companyCode", params.get("companyCode"));
+        checkP.put("company_code", params.get("company_code"));
         if (sqlSession.selectOne("approval.selectProxyById", checkP) == null)
             throw new IllegalArgumentException("대결 위임 설정을 찾을 수 없습니다.");
         sqlSession.update("approval.updateProxySetting", params);
@@ -517,9 +517,9 @@ public class ApprovalService extends BaseService {
                                   String companyCode, String userId, String comment) {
         int nextStep = currentStep + 1;
         Map<String, Object> complP = new HashMap<>();
-        complP.put("requestId",  requestId);
-        complP.put("companyCode", companyCode);
-        complP.put("userId",     userId);
+        complP.put("request_id",  requestId);
+        complP.put("company_code", companyCode);
+        complP.put("user_id",     userId);
         complP.put("comment",    comment);
 
         if (nextStep > totalSteps) {
@@ -529,7 +529,7 @@ public class ApprovalService extends BaseService {
         }
 
         List<Map<String, Object>> nextLines = sqlSession.selectList("approval.selectLinesForStep",
-                Map.of("requestId", requestId, "stepOrder", nextStep, "companyCode", companyCode));
+                Map.of("request_id", requestId, "step_order", nextStep, "company_code", companyCode));
 
         if (nextLines.isEmpty()) {
             sqlSession.update("approval.completeRequest", complP);
@@ -541,21 +541,21 @@ public class ApprovalService extends BaseService {
 
         if ("notification".equals(nextStepType)) {
             Map<String, Object> notifP = new HashMap<>();
-            notifP.put("requestId",  requestId);
-            notifP.put("stepOrder",  nextStep);
-            notifP.put("companyCode", companyCode);
+            notifP.put("request_id",  requestId);
+            notifP.put("step_order",  nextStep);
+            notifP.put("company_code", companyCode);
             sqlSession.update("approval.approveNotificationLines", notifP);
             Map<String, Object> stepP = new HashMap<>();
-            stepP.put("requestId",  requestId);
-            stepP.put("nextStep",   nextStep);
-            stepP.put("companyCode", companyCode);
+            stepP.put("request_id",  requestId);
+            stepP.put("next_step",   nextStep);
+            stepP.put("company_code", companyCode);
             sqlSession.update("approval.updateRequestCurrentStep", stepP);
             activateNextStep(requestId, nextStep, totalSteps, companyCode, userId, comment);
         } else {
             Map<String, Object> actP = new HashMap<>();
-            actP.put("requestId",  requestId);
-            actP.put("nextStep",   nextStep);
-            actP.put("companyCode", companyCode);
+            actP.put("request_id",  requestId);
+            actP.put("next_step",   nextStep);
+            actP.put("company_code", companyCode);
             sqlSession.update("approval.activateNextStepLines", actP);
             sqlSession.update("approval.updateRequestCurrentStep", actP);
         }
@@ -564,8 +564,8 @@ public class ApprovalService extends BaseService {
     private void syncApprovalStatusToTarget(long requestId, String newStatus, String companyCode) {
         try {
             Map<String, Object> syncP = new HashMap<>();
-            syncP.put("requestId",  requestId);
-            syncP.put("companyCode", companyCode);
+            syncP.put("request_id",  requestId);
+            syncP.put("company_code", companyCode);
             Map<String, Object> req = sqlSession.selectOne("approval.selectRequestForSync", syncP);
             if (req == null) return;
 
@@ -579,7 +579,7 @@ public class ApprovalService extends BaseService {
             if (safeTable.isEmpty()) return;
 
             Number hasColNum = sqlSession.selectOne("approval.checkTargetTableHasApprovalStatusColumn",
-                    Map.of("tableName", safeTable));
+                    Map.of("table_name", safeTable));
             int hasCol = hasColNum != null ? hasColNum.intValue() : 0;
             if (hasCol == 0) return;
 
@@ -593,10 +593,10 @@ public class ApprovalService extends BaseService {
             String businessStatus = statusMap.getOrDefault(newStatus, newStatus);
 
             Map<String, Object> updP = new HashMap<>();
-            updP.put("tableName",      safeTable);
-            updP.put("approvalStatus", businessStatus);
-            updP.put("targetRecordId", targetRecordId);
-            updP.put("companyCode",    companyCode);
+            updP.put("table_name",      safeTable);
+            updP.put("approval_status", businessStatus);
+            updP.put("target_record_id", targetRecordId);
+            updP.put("company_code",    companyCode);
             sqlSession.update("approval.updateTargetTableApprovalStatus", updP);
 
             if ("approved".equals(newStatus))
@@ -612,26 +612,26 @@ public class ApprovalService extends BaseService {
         for (int i = 0; i < approvers.size(); i++) {
             Map<String, Object> a    = approvers.get(i);
             Map<String, Object> norm = new HashMap<>();
-            norm.put("approverId",       a.get("approver_id"));
-            norm.put("approverName",     a.get("approver_name"));
-            norm.put("approverPosition", a.get("approver_position"));
-            norm.put("approverDept",     a.get("approver_dept"));
+            norm.put("approver_id",       a.get("approver_id"));
+            norm.put("approver_name",     a.get("approver_name"));
+            norm.put("approver_position", a.get("approver_position"));
+            norm.put("approver_dept",     a.get("approver_dept"));
 
             if ("consensus".equals(approvalType) && !hasExplicitStepType) {
-                norm.put("approverLabel", a.getOrDefault("approver_label", "합의 결재"));
-                norm.put("stepOrder", 1);
-                norm.put("stepType",  "consensus");
+                norm.put("approver_label", a.getOrDefault("approver_label", "합의 결재"));
+                norm.put("step_order", 1);
+                norm.put("step_type",  "consensus");
             } else if (hasExplicitStepType) {
-                norm.put("approverLabel", a.get("approver_label"));
+                norm.put("approver_label", a.get("approver_label"));
                 Object so = a.get("step_order");
-                norm.put("stepOrder", so != null ? toInt(so) : i + 1);
-                norm.put("stepType",  a.getOrDefault("step_type", "approval"));
+                norm.put("step_order", so != null ? toInt(so) : i + 1);
+                norm.put("step_type",  a.getOrDefault("step_type", "approval"));
             } else {
                 Object label = a.get("approver_label");
-                norm.put("approverLabel", label != null ? label : (i + 1) + "차 결재");
+                norm.put("approver_label", label != null ? label : (i + 1) + "차 결재");
                 Object so = a.get("step_order");
-                norm.put("stepOrder", so != null ? toInt(so) : i + 1);
-                norm.put("stepType", "approval");
+                norm.put("step_order", so != null ? toInt(so) : i + 1);
+                norm.put("step_type", "approval");
             }
             result.add(norm);
         }
@@ -647,8 +647,8 @@ public class ApprovalService extends BaseService {
 
     private Map<String, Object> fetchRequest(long requestId) {
         Map<String, Object> p = new HashMap<>();
-        p.put("requestId",  requestId);
-        p.put("companyCode", "*");
+        p.put("request_id",  requestId);
+        p.put("company_code", "*");
         return sqlSession.selectOne("approval.selectRequestById", p);
     }
 
@@ -659,20 +659,20 @@ public class ApprovalService extends BaseService {
         Map<String, Object> p = new HashMap<>();
         p.put("title",             src.get("title"));
         p.put("description",       src.get("description"));
-        p.put("definitionId",      src.get("definition_id"));
-        p.put("templateId",        src.get("template_id"));
-        p.put("targetTable",       src.get("target_table"));
-        p.put("targetRecordId",    safeRecordId);
-        p.put("targetRecordData",  recordDataJson);
+        p.put("definition_id",      src.get("definition_id"));
+        p.put("template_id",        src.get("template_id"));
+        p.put("target_table",       src.get("target_table"));
+        p.put("target_record_id",    safeRecordId);
+        p.put("target_record_data",  recordDataJson);
         p.put("status",            status);
-        p.put("totalSteps",        totalSteps);
-        p.put("approvalType",      approvalType);
-        p.put("requesterId",       userId);
-        p.put("requesterName",     userName);
-        p.put("requesterDept",     deptName);
-        p.put("screenId",          src.get("screen_id"));
-        p.put("buttonComponentId", src.get("button_component_id"));
-        p.put("companyCode",       companyCode);
+        p.put("total_steps",        totalSteps);
+        p.put("approval_type",      approvalType);
+        p.put("requester_id",       userId);
+        p.put("requester_name",     userName);
+        p.put("requester_dept",     deptName);
+        p.put("screen_id",          src.get("screen_id"));
+        p.put("button_component_id", src.get("button_component_id"));
+        p.put("company_code",       companyCode);
         return p;
     }
 
@@ -681,17 +681,17 @@ public class ApprovalService extends BaseService {
             String approverPosition, String approverDept, String approverLabel,
             String status, String stepType, boolean alreadyProcessed, String companyCode) {
         Map<String, Object> p = new HashMap<>();
-        p.put("requestId",        requestId);
-        p.put("stepOrder",        stepOrder);
-        p.put("approverId",       approverId);
-        p.put("approverName",     approverName);
-        p.put("approverPosition", approverPosition);
-        p.put("approverDept",     approverDept);
-        p.put("approverLabel",    approverLabel);
+        p.put("request_id",        requestId);
+        p.put("step_order",        stepOrder);
+        p.put("approver_id",       approverId);
+        p.put("approver_name",     approverName);
+        p.put("approver_position", approverPosition);
+        p.put("approver_dept",     approverDept);
+        p.put("approver_label",    approverLabel);
         p.put("status",           status);
-        p.put("stepType",         stepType);
-        p.put("processedAt",      alreadyProcessed ? Boolean.TRUE : null);
-        p.put("companyCode",      companyCode);
+        p.put("step_type",         stepType);
+        p.put("processed_at",      alreadyProcessed ? Boolean.TRUE : null);
+        p.put("company_code",      companyCode);
         return p;
     }
 

backend-spring/src/main/java/com/erp/service/AuditLogService.java

@@ -51,14 +51,14 @@ public class AuditLogService extends BaseService {
      */
     public Map<String, Object> getStats(String companyCode, int days) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
+        params.put("company_code", companyCode);
         params.put("days", days);
 
         Map<String, Object> result = new HashMap<>();
-        result.put("dailyCounts", sqlSession.selectList("auditLog.selectDailyCounts", params));
-        result.put("resourceTypeCounts", sqlSession.selectList("auditLog.selectResourceTypeCounts", params));
-        result.put("actionCounts", sqlSession.selectList("auditLog.selectActionCounts", params));
-        result.put("topUsers", sqlSession.selectList("auditLog.selectTopUsers", params));
+        result.put("daily_counts", sqlSession.selectList("auditLog.selectDailyCounts", params));
+        result.put("resource_type_counts", sqlSession.selectList("auditLog.selectResourceTypeCounts", params));
+        result.put("action_counts", sqlSession.selectList("auditLog.selectActionCounts", params));
+        result.put("top_users", sqlSession.selectList("auditLog.selectTopUsers", params));
         return result;
     }
 
@@ -67,8 +67,8 @@ public class AuditLogService extends BaseService {
      */
     public List<Map<String, Object>> getAuditLogUsers(String companyCode, boolean isSuperAdmin) {
         Map<String, Object> params = new HashMap<>();
-        params.put("companyCode", companyCode);
-        params.put("excludeWildcard", !isSuperAdmin);
+        params.put("company_code", companyCode);
+        params.put("exclude_wildcard", !isSuperAdmin);
         return sqlSession.selectList("auditLog.selectAuditLogUsers", params);
     }
 

backend-spring/src/main/java/com/erp/service/AuthService.java

@@ -36,15 +36,15 @@ public class AuthService extends BaseService {
      * Node.js AuthService.processLogin() 포팅
      */
     public Map<String, Object> login(Map<String, Object> params) {
-        String userId = (String) params.get("userId");
+        String userId = (String) params.get("user_id");
         String password = (String) params.get("password");
-        String remoteAddr = (String) params.getOrDefault("remoteAddr", "unknown");
+        String remoteAddr = (String) params.getOrDefault("remote_addr", "unknown");
 
         // 1. 비밀번호 검증
         boolean loginSuccess = false;
         String errorReason = null;
 
-        Map<String, Object> pwRow = sqlSession.selectOne("auth.selectUserPassword", Map.of("userId", userId));
+        Map<String, Object> pwRow = sqlSession.selectOne("auth.selectUserPassword", Map.of("user_id", userId));
         if (pwRow == null) {
             errorReason = "사용자가 존재하지 않습니다.";
         } else {
@@ -63,15 +63,15 @@ public class AuthService extends BaseService {
         // 2. 로그인 로그 기록 (실패해도 로그인 프로세스 유지)
         try {
             Map<String, Object> logParams = new HashMap<>();
-            logParams.put("systemName", "PMS");
-            logParams.put("userId", userId);
-            logParams.put("loginResult", loginSuccess);
-            logParams.put("errorMessage", errorReason);
-            logParams.put("remoteAddr", remoteAddr);
-            logParams.put("recptnDt", null);
-            logParams.put("recptnRsltDtl", null);
-            logParams.put("recptnRslt", null);
-            logParams.put("recptnRsltCd", null);
+            logParams.put("system_name", "PMS");
+            logParams.put("user_id", userId);
+            logParams.put("login_result", loginSuccess);
+            logParams.put("error_message", errorReason);
+            logParams.put("remote_addr", remoteAddr);
+            logParams.put("recptn_dt", null);
+            logParams.put("recptn_rslt_dtl", null);
+            logParams.put("recptn_rslt", null);
+            logParams.put("recptn_rslt_cd", null);
             sqlSession.insert("auth.insertLoginLog", logParams);
         } catch (Exception e) {
             log.warn("로그인 로그 기록 실패 (무시): {}", e.getMessage());
@@ -79,17 +79,17 @@ public class AuthService extends BaseService {
 
         if (!loginSuccess) {
             Map<String, Object> result = new HashMap<>();
-            result.put("loginFailed", true);
-            result.put("errorReason", errorReason);
+            result.put("login_failed", true);
+            result.put("error_reason", errorReason);
             return result;
         }
 
         // 3. 사용자 정보 조회
-        Map<String, Object> userInfoRow = sqlSession.selectOne("auth.selectUserInfo", Map.of("userId", userId));
+        Map<String, Object> userInfoRow = sqlSession.selectOne("auth.selectUserInfo", Map.of("user_id", userId));
         if (userInfoRow == null) {
             Map<String, Object> result = new HashMap<>();
-            result.put("loginFailed", true);
-            result.put("errorReason", "사용자 정보를 조회할 수 없습니다.");
+            result.put("login_failed", true);
+            result.put("error_reason", "사용자 정보를 조회할 수 없습니다.");
             return result;
         }
 
@@ -101,29 +101,29 @@ public class AuthService extends BaseService {
         String companyName = "";
         if (companyCode != null) {
             Map<String, Object> companyRow = sqlSession.selectOne("auth.selectCompanyName",
-                    Map.of("companyCode", companyCode));
+                    Map.of("company_code", companyCode));
             companyName = companyRow != null ? getStr(companyRow, "company_name", "") : "";
         }
 
         // 5. JWT 토큰 생성 — Node.js 동일 페이로드 구조
         Map<String, Object> personBean = new HashMap<>();
-        personBean.put("userId",       userId);
-        personBean.put("userName",     getStr(userInfoRow, "user_name", ""));
-        personBean.put("deptName",     getStr(userInfoRow, "dept_name", ""));
-        personBean.put("companyCode",  companyCode);
-        personBean.put("companyName",  companyName);
-        personBean.put("userType",     userType);
-        personBean.put("userTypeName", getStr(userInfoRow, "user_type_name", "일반사용자"));
+        personBean.put("user_id",       userId);
+        personBean.put("user_name",     getStr(userInfoRow, "user_name", ""));
+        personBean.put("dept_name",     getStr(userInfoRow, "dept_name", ""));
+        personBean.put("company_code",  companyCode);
+        personBean.put("company_name",  companyName);
+        personBean.put("user_type",     userType);
+        personBean.put("user_type_name", getStr(userInfoRow, "user_type_name", "일반사용자"));
         String token = jwtTokenProvider.generateToken(personBean);
 
         // 6. firstMenuPath 계산 (Node.js authController 동일 로직)
         String firstMenuPath = null;
         try {
             Map<String, Object> menuParams = new HashMap<>();
-            menuParams.put("companyCode", companyCode);
-            menuParams.put("userType", userType);
-            menuParams.put("userLang", "ko");
-            List<Map<String, Object>> menuList = sqlSession.selectList(NS_ADMIN + "selectUserMenuList", menuParams);
+            menuParams.put("company_code", companyCode);
+            menuParams.put("user_type", userType);
+            menuParams.put("user_lang", "ko");
+            List<Map<String, Object>> menuList = sqlSession.selectList(NS_ADMIN + "select_user_menu_list", menuParams);
             firstMenuPath = menuList.stream()
                     .filter(m -> {
                         Object levObj = m.get("lev");
@@ -141,14 +141,14 @@ public class AuthService extends BaseService {
         String popLandingPath = null;
         try {
             Map<String, Object> popParams = new HashMap<>();
-            popParams.put("companyCode", companyCode);
-            popParams.put("userType", userType);
-            Map<String, Object> parentMenu = sqlSession.selectOne(NS_ADMIN + "selectPopParentMenu", popParams);
+            popParams.put("company_code", companyCode);
+            popParams.put("user_type", userType);
+            Map<String, Object> parentMenu = sqlSession.selectOne(NS_ADMIN + "select_pop_parent_menu", popParams);
             if (parentMenu != null) {
                 Map<String, Object> childParams = new HashMap<>();
-                childParams.put("parentObjid", parentMenu.get("objid"));
-                childParams.put("parentCompanyCode", parentMenu.get("company_code"));
-                List<Map<String, Object>> childMenus = sqlSession.selectList(NS_ADMIN + "selectPopChildMenus", childParams);
+                childParams.put("parent_objid", parentMenu.get("objid"));
+                childParams.put("parent_company_code", parentMenu.get("company_code"));
+                List<Map<String, Object>> childMenus = sqlSession.selectList(NS_ADMIN + "select_pop_child_menus", childParams);
                 Map<String, Object> landingMenu = childMenus.stream()
                         .filter(m -> {
                             Object desc = m.get("menu_desc");
@@ -169,16 +169,16 @@ public class AuthService extends BaseService {
 
         // 8. 응답 data 구성 (Node.js 응답 형식 일치)
         Map<String, Object> userInfo = new HashMap<>();
-        userInfo.put("userId", userId);
-        userInfo.put("userName", getStr(userInfoRow, "user_name", ""));
-        userInfo.put("deptName", getStr(userInfoRow, "dept_name", ""));
-        userInfo.put("companyCode", companyCode);
+        userInfo.put("user_id", userId);
+        userInfo.put("user_name", getStr(userInfoRow, "user_name", ""));
+        userInfo.put("dept_name", getStr(userInfoRow, "dept_name", ""));
+        userInfo.put("company_code", companyCode);
 
         Map<String, Object> data = new HashMap<>();
-        data.put("userInfo", userInfo);
+        data.put("user_info", userInfo);
         data.put("token", token);
-        data.put("firstMenuPath", firstMenuPath);
-        data.put("popLandingPath", popLandingPath);
+        data.put("first_menu_path", firstMenuPath);
+        data.put("pop_landing_path", popLandingPath);
 
         log.info("로그인 성공: {} ({})", userId, remoteAddr);
         return data;
@@ -191,13 +191,13 @@ public class AuthService extends BaseService {
     public Map<String, Object> refreshToken(String token) {
         Claims claims = jwtTokenProvider.getClaims(token);
         Map<String, Object> personBean = new HashMap<>();
-        personBean.put("userId",       claims.get("userId", String.class));
-        personBean.put("userName",     claims.get("userName", String.class));
-        personBean.put("deptName",     claims.get("deptName", String.class));
-        personBean.put("companyCode",  claims.get("companyCode", String.class));
-        personBean.put("companyName",  claims.get("companyName", String.class));
-        personBean.put("userType",     claims.get("userType", String.class));
-        personBean.put("userTypeName", claims.get("userTypeName", String.class));
+        personBean.put("user_id",       claims.get("user_id", String.class));
+        personBean.put("user_name",     claims.get("user_name", String.class));
+        personBean.put("dept_name",     claims.get("dept_name", String.class));
+        personBean.put("company_code",  claims.get("company_code", String.class));
+        personBean.put("company_name",  claims.get("company_name", String.class));
+        personBean.put("user_type",     claims.get("user_type", String.class));
+        personBean.put("user_type_name", claims.get("user_type_name", String.class));
 
         String newToken = jwtTokenProvider.generateToken(personBean);
 
@@ -212,17 +212,17 @@ public class AuthService extends BaseService {
      */
     public Map<String, Object> getUserInfo(String token) {
         Claims claims = jwtTokenProvider.getClaims(token);
-        String userId = claims.get("userId", String.class);
-        String jwtCompanyCode = claims.get("companyCode", String.class);
-        String jwtUserType = claims.get("userType", String.class);
+        String userId = claims.get("user_id", String.class);
+        String jwtCompanyCode = claims.get("company_code", String.class);
+        String jwtUserType = claims.get("user_type", String.class);
 
-        Map<String, Object> dbUser = sqlSession.selectOne("auth.selectUserInfo", Map.of("userId", userId));
+        Map<String, Object> dbUser = sqlSession.selectOne("auth.selectUserInfo", Map.of("user_id", userId));
         if (dbUser == null) {
             return null;
         }
 
         // 권한명 목록 조회
-        List<Map<String, Object>> authList = sqlSession.selectList("auth.selectUserAuth", Map.of("userId", userId));
+        List<Map<String, Object>> authList = sqlSession.selectList("auth.selectUserAuth", Map.of("user_id", userId));
         String authNames = authList.stream()
                 .map(a -> getStr(a, "auth_name", ""))
                 .collect(Collectors.joining(","));
@@ -240,19 +240,19 @@ public class AuthService extends BaseService {
         }
 
         Map<String, Object> result = new HashMap<>();
-        result.put("userId", userId);
-        result.put("userName", getStr(dbUser, "user_name", ""));
-        result.put("deptName", getStr(dbUser, "dept_name", ""));
-        result.put("companyCode", companyCode);
+        result.put("user_id", userId);
+        result.put("user_name", getStr(dbUser, "user_name", ""));
+        result.put("dept_name", getStr(dbUser, "dept_name", ""));
         result.put("company_code", companyCode);
-        result.put("userType", userType);
-        result.put("userTypeName", getStr(dbUser, "user_type_name", "일반사용자"));
+        result.put("company_code", companyCode);
+        result.put("user_type", userType);
+        result.put("user_type_name", getStr(dbUser, "user_type_name", "일반사용자"));
         result.put("email", getStr(dbUser, "email", ""));
         result.put("photo", photoStr);
         result.put("locale", getStr(dbUser, "locale", "KR"));
-        result.put("deptCode", dbUser.get("dept_code"));
-        result.put("authName", authNames);
-        result.put("isAdmin", "ADMIN".equals(userType) || "SUPER_ADMIN".equals(userType)
+        result.put("dept_code", dbUser.get("dept_code"));
+        result.put("auth_name", authNames);
+        result.put("is_admin", "ADMIN".equals(userType) || "SUPER_ADMIN".equals(userType)
                 || "COMPANY_ADMIN".equals(userType));
         return result;
     }
@@ -263,18 +263,18 @@ public class AuthService extends BaseService {
     public Map<String, Object> checkAuthStatus(String token) {
         Map<String, Object> result = new HashMap<>();
         if (token == null || !jwtTokenProvider.validateToken(token)) {
-            result.put("isLoggedIn", false);
-            result.put("isAdmin", false);
+            result.put("is_logged_in", false);
+            result.put("is_admin", false);
             return result;
         }
         Claims claims = jwtTokenProvider.getClaims(token);
-        String userId = claims.get("userId", String.class);
-        String userType = claims.get("userType", String.class);
+        String userId = claims.get("user_id", String.class);
+        String userType = claims.get("user_type", String.class);
         boolean isAdmin = "plm_admin".equals(userId) || "ADMIN".equals(userType)
                 || "SUPER_ADMIN".equals(userType);
 
-        result.put("isLoggedIn", true);
-        result.put("isAdmin", isAdmin);
+        result.put("is_logged_in", true);
+        result.put("is_admin", isAdmin);
         return result;
     }
 
@@ -284,15 +284,15 @@ public class AuthService extends BaseService {
     public void logout(String userId, String remoteAddr) {
         try {
             Map<String, Object> logParams = new HashMap<>();
-            logParams.put("systemName", "PMS");
-            logParams.put("userId", userId);
-            logParams.put("loginResult", false);
-            logParams.put("errorMessage", "로그아웃");
-            logParams.put("remoteAddr", remoteAddr);
-            logParams.put("recptnDt", null);
-            logParams.put("recptnRsltDtl", null);
-            logParams.put("recptnRslt", null);
-            logParams.put("recptnRsltCd", null);
+            logParams.put("system_name", "PMS");
+            logParams.put("user_id", userId);
+            logParams.put("login_result", false);
+            logParams.put("error_message", "로그아웃");
+            logParams.put("remote_addr", remoteAddr);
+            logParams.put("recptn_dt", null);
+            logParams.put("recptn_rslt_dtl", null);
+            logParams.put("recptn_rslt", null);
+            logParams.put("recptn_rslt_cd", null);
             sqlSession.insert("auth.insertLoginLog", logParams);
             log.info("로그아웃 완료: {} ({})", userId, remoteAddr);
         } catch (Exception e) {
@@ -305,8 +305,8 @@ public class AuthService extends BaseService {
      */
     public Map<String, Object> switchCompany(String token, String targetCompanyCode) {
         Claims claims = jwtTokenProvider.getClaims(token);
-        String userId = claims.get("userId", String.class);
-        String userType = claims.get("userType", String.class);
+        String userId = claims.get("user_id", String.class);
+        String userType = claims.get("user_type", String.class);
 
         if (!"SUPER_ADMIN".equals(userType)) {
             throw new IllegalArgumentException("회사 전환은 최고 관리자(SUPER_ADMIN)만 가능합니다.");
@@ -315,26 +315,26 @@ public class AuthService extends BaseService {
         // 회사 코드 존재 여부 확인 ("*" 제외)
         if (!"*".equals(targetCompanyCode)) {
             Map<String, Object> company = sqlSession.selectOne("auth.selectCompanyByCode",
-                    Map.of("companyCode", targetCompanyCode));
+                    Map.of("company_code", targetCompanyCode));
             if (company == null) {
                 throw new IllegalArgumentException("존재하지 않는 회사 코드입니다.");
             }
         }
 
         Map<String, Object> personBean = new HashMap<>();
-        personBean.put("userId",       userId);
-        personBean.put("userName",     claims.get("userName", String.class));
-        personBean.put("deptName",     claims.get("deptName", String.class));
-        personBean.put("companyCode",  targetCompanyCode);
-        personBean.put("companyName",  claims.get("companyName", String.class));
-        personBean.put("userType",     userType);
-        personBean.put("userTypeName", claims.get("userTypeName", String.class));
+        personBean.put("user_id",       userId);
+        personBean.put("user_name",     claims.get("user_name", String.class));
+        personBean.put("dept_name",     claims.get("dept_name", String.class));
+        personBean.put("company_code",  targetCompanyCode);
+        personBean.put("company_name",  claims.get("company_name", String.class));
+        personBean.put("user_type",     userType);
+        personBean.put("user_type_name", claims.get("user_type_name", String.class));
         String newToken = jwtTokenProvider.generateToken(personBean);
         log.info("회사 전환 성공: {} → {}", userId, targetCompanyCode);
 
         Map<String, Object> result = new HashMap<>();
         result.put("token", newToken);
-        result.put("companyCode", targetCompanyCode);
+        result.put("company_code", targetCompanyCode);
         return result;
     }
 
@@ -343,15 +343,15 @@ public class AuthService extends BaseService {
      */
     @Transactional
     public void signupDriver(Map<String, Object> params) {
-        String userId = (String) params.get("userId");
-        String vehicleNumber = (String) params.get("vehicleNumber");
+        String userId = (String) params.get("user_id");
+        String vehicleNumber = (String) params.get("vehicle_number");
 
         // 아이디 중복 확인
-        if (sqlSession.selectOne("auth.selectUserById", Map.of("userId", userId)) != null) {
+        if (sqlSession.selectOne("auth.selectUserById", Map.of("user_id", userId)) != null) {
             throw new IllegalArgumentException("이미 존재하는 아이디입니다.");
         }
         // 차량번호 중복 확인
-        if (sqlSession.selectOne("auth.selectVehicleByNumber", Map.of("vehicleNumber", vehicleNumber)) != null) {
+        if (sqlSession.selectOne("auth.selectVehicleByNumber", Map.of("vehicle_number", vehicleNumber)) != null) {
             throw new IllegalArgumentException("이미 등록된 차량번호입니다.");
         }
 
@@ -359,8 +359,8 @@ public class AuthService extends BaseService {
         String hashedPassword = md5((String) params.get("password"));
 
         Map<String, Object> insertParams = new HashMap<>(params);
-        insertParams.put("userPassword", hashedPassword);
-        insertParams.put("signupCompanyCode", "COMPANY_13");
+        insertParams.put("user_password", hashedPassword);
+        insertParams.put("signup_company_code", "COMPANY_13");
 
         sqlSession.insert("auth.insertUserSignup", insertParams);
         sqlSession.insert("auth.insertVehicle", insertParams);

backend-spring/src/main/java/com/erp/service/BarcodeLabelService.java

@@ -20,7 +20,7 @@ public class BarcodeLabelService extends BaseService {
     // 라벨 목록 조회
     // ──────────────────────────────────────────────────────────────────────────
     public Map<String, Object> getBarcodeLabelList(Map<String, Object> params) {
-        if (params.get("useYn") == null) params.put("useYn", "Y");
+        if (params.get("use_yn") == null) params.put("use_yn", "Y");
         commonService.applyPagination(params);
         Number cntNum = sqlSession.selectOne("barcodeLabel.getBarcodeLabelListCnt", params);
         int totalCount = cntNum != null ? cntNum.intValue() : 0;
@@ -33,7 +33,7 @@ public class BarcodeLabelService extends BaseService {
     // ──────────────────────────────────────────────────────────────────────────
     public Map<String, Object> getBarcodeLabelInfo(String labelId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("labelId", labelId);
+        params.put("label_id", labelId);
         return sqlSession.selectOne("barcodeLabel.getBarcodeLabelInfo", params);
     }
 
@@ -60,17 +60,17 @@ public class BarcodeLabelService extends BaseService {
     @Transactional
     public Map<String, Object> insertBarcodeLabel(Map<String, Object> params) {
         String labelId = "LBL_" + UUID.randomUUID().toString().replace("-", "").substring(0, 20);
-        params.put("labelId", labelId);
+        params.put("label_id", labelId);
 
         int widthMm = 50;
         int heightMm = 30;
         String layoutJson = null;
 
         // templateId가 있으면 템플릿 치수/레이아웃 적용
-        Object templateId = params.get("templateId");
+        Object templateId = params.get("template_id");
         if (templateId != null && !templateId.toString().isBlank()) {
             Map<String, Object> tParams = new HashMap<>();
-            tParams.put("templateId", templateId.toString().trim());
+            tParams.put("template_id", templateId.toString().trim());
             Map<String, Object> template = sqlSession.selectOne("barcodeLabel.getBarcodeLabelTemplateInfo", tParams);
             if (template != null) {
                 widthMm = toInt(template.get("width_mm"), 50);
@@ -92,14 +92,14 @@ public class BarcodeLabelService extends BaseService {
             }
         }
 
-        params.put("widthMm", widthMm);
-        params.put("heightMm", heightMm);
-        params.put("layoutJson", layoutJson);
+        params.put("width_mm", widthMm);
+        params.put("height_mm", heightMm);
+        params.put("layout_json", layoutJson);
 
         sqlSession.insert("barcodeLabel.insertBarcodeLabel", params);
 
         Map<String, Object> result = new LinkedHashMap<>();
-        result.put("labelId", labelId);
+        result.put("label_id", labelId);
         return result;
     }
 
@@ -108,7 +108,7 @@ public class BarcodeLabelService extends BaseService {
     // ──────────────────────────────────────────────────────────────────────────
     @Transactional
     public boolean updateBarcodeLabel(String labelId, Map<String, Object> params) {
-        params.put("labelId", labelId);
+        params.put("label_id", labelId);
         int updated = sqlSession.update("barcodeLabel.updateBarcodeLabel", params);
         return updated > 0;
     }
@@ -127,11 +127,11 @@ public class BarcodeLabelService extends BaseService {
             throw new IllegalArgumentException("레이아웃 직렬화 실패: " + e.getMessage());
         }
         Map<String, Object> params = new HashMap<>();
-        params.put("labelId", labelId);
-        params.put("widthMm", widthMm);
-        params.put("heightMm", heightMm);
-        params.put("layoutJson", layoutJson);
-        params.put("updatedBy", userId);
+        params.put("label_id", labelId);
+        params.put("width_mm", widthMm);
+        params.put("height_mm", heightMm);
+        params.put("layout_json", layoutJson);
+        params.put("updated_by", userId);
         sqlSession.update("barcodeLabel.updateBarcodeLabelLayout", params);
     }
 
@@ -141,7 +141,7 @@ public class BarcodeLabelService extends BaseService {
     @Transactional
     public boolean deleteBarcodeLabel(String labelId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("labelId", labelId);
+        params.put("label_id", labelId);
         int deleted = sqlSession.delete("barcodeLabel.deleteBarcodeLabel", params);
         return deleted > 0;
     }
@@ -156,9 +156,9 @@ public class BarcodeLabelService extends BaseService {
 
         String newLabelId = "LBL_" + UUID.randomUUID().toString().replace("-", "").substring(0, 20);
         Map<String, Object> params = new HashMap<>();
-        params.put("newLabelId", newLabelId);
-        params.put("labelId", labelId);
-        params.put("createdBy", userId);
+        params.put("new_label_id", newLabelId);
+        params.put("label_id", labelId);
+        params.put("created_by", userId);
 
         sqlSession.insert("barcodeLabel.copyBarcodeLabel", params);
         return newLabelId;
@@ -176,7 +176,7 @@ public class BarcodeLabelService extends BaseService {
     // ──────────────────────────────────────────────────────────────────────────
     public Map<String, Object> getBarcodeLabelTemplateInfo(String templateId) {
         Map<String, Object> params = new HashMap<>();
-        params.put("templateId", templateId);
+        params.put("template_id", templateId);
         Map<String, Object> template = sqlSession.selectOne("barcodeLabel.getBarcodeLabelTemplateInfo", params);
         if (template == null) return null;
 

backend-spring/src/main/java/com/erp/service/BatchExecutionLogService.java

@@ -19,43 +19,43 @@ public class BatchExecutionLogService extends BaseService {
     public Map<String, Object> getBatchExecutionLogList(Map<String, Object> params) {
         commonService.applyCompanyCodeFilter(params);
         commonService.applyPagination(params);
-        Integer totalObj = sqlSession.selectOne(NS + "getBatchExecutionLogListCnt", params);
+        Integer totalObj = sqlSession.selectOne(NS + "get_batch_execution_log_list_cnt", params);
         int totalCount = totalObj != null ? totalObj : 0;
-        List<Map<String, Object>> list = sqlSession.selectList(NS + "getBatchExecutionLogList", params);
+        List<Map<String, Object>> list = sqlSession.selectList(NS + "get_batch_execution_log_list", params);
         return commonService.buildListResponse(list, totalCount, params);
     }
 
     public Map<String, Object> getBatchExecutionLogInfo(Map<String, Object> params) {
         commonService.applyCompanyCodeFilter(params);
-        return sqlSession.selectOne(NS + "getBatchExecutionLogInfo", params);
+        return sqlSession.selectOne(NS + "get_batch_execution_log_info", params);
     }
 
     @Transactional
     public Map<String, Object> insertBatchExecutionLog(Map<String, Object> params) {
         commonService.applyCompanyCodeFilter(params);
-        sqlSession.insert(NS + "insertBatchExecutionLog", params);
+        sqlSession.insert(NS + "insert_batch_execution_log", params);
         return params;
     }
 
     @Transactional
     public Map<String, Object> updateBatchExecutionLog(Map<String, Object> params) {
         commonService.applyCompanyCodeFilter(params);
-        sqlSession.update(NS + "updateBatchExecutionLog", params);
+        sqlSession.update(NS + "update_batch_execution_log", params);
         return params;
     }
 
     @Transactional
     public Map<String, Object> deleteBatchExecutionLog(Map<String, Object> params) {
         commonService.applyCompanyCodeFilter(params);
-        sqlSession.delete(NS + "deleteBatchExecutionLog", params);
+        sqlSession.delete(NS + "delete_batch_execution_log", params);
         return params;
     }
 
     public Map<String, Object> getBatchExecutionLogLatest(Map<String, Object> params) {
-        return sqlSession.selectOne(NS + "getBatchExecutionLogLatest", params);
+        return sqlSession.selectOne(NS + "get_batch_execution_log_latest", params);
     }
 
     public Map<String, Object> getBatchExecutionLogStats(Map<String, Object> params) {
-        return sqlSession.selectOne(NS + "getBatchExecutionLogStats", params);
+        return sqlSession.selectOne(NS + "get_batch_execution_log_stats", params);
     }
 }