테이블에서 라벨명으로 표시되게 수정

backend-node/src/services/tableManagementService.ts

@@ -145,9 +145,13 @@ export class TableManagementService {
           cl.reference_column as "referenceColumn",
           cl.display_column as "displayColumn",
           cl.display_order as "displayOrder",
-          cl.is_visible as "isVisible"
+          cl.is_visible as "isVisible",
+          -- Entity 조인 컬럼의 표시 컬럼 라벨 조회
+          dcl.column_label as "displayColumnLabel"
         FROM information_schema.columns c
         LEFT JOIN column_labels cl ON c.table_name = cl.table_name AND c.column_name = cl.column_name
+        -- Entity 조인의 display_column에 대한 라벨 정보 조회
+        LEFT JOIN column_labels dcl ON cl.reference_table = dcl.table_name AND cl.display_column = dcl.column_name
         LEFT JOIN (
           SELECT kcu.column_name, kcu.table_name
           FROM information_schema.table_constraints tc