기타 수정사항 적용

frontend/components/dataflow/ConnectionSetupModal.tsx

@@ -32,6 +32,12 @@ interface ConnectionInfo {
       columns: string[];
     };
   };
+  existingRelationship?: {
+    relationshipName: string;
+    relationshipType: string;
+    connectionType: string;
+    settings?: any;
+  };
 }
 
 // 연결 설정 타입
@@ -150,14 +156,18 @@ export const ConnectionSetupModal: React.FC<ConnectionSetupModalProps> = ({
       setSelectedFromTable(fromTableName);
       setSelectedToTable(toTableName);
 
+      // 기존 관계 정보가 있으면 사용, 없으면 기본값 설정
+      const existingRel = connection.existingRelationship;
       setConfig({
-        relationshipName: `${fromDisplayName} → ${toDisplayName}`,
-        relationshipType: "one-to-one",
-        connectionType: "simple-key",
+        relationshipName: existingRel?.relationshipName || `${fromDisplayName} → ${toDisplayName}`,
+        relationshipType:
+          (existingRel?.relationshipType as "one-to-one" | "one-to-many" | "many-to-one" | "many-to-many") ||
+          "one-to-one",
+        connectionType: (existingRel?.connectionType as "simple-key" | "data-save" | "external-call") || "simple-key",
         fromColumnName: "",
         toColumnName: "",
-        description: `${fromDisplayName}과 ${toDisplayName} 간의 데이터 관계`,
-        settings: {},
+        description: existingRel?.settings?.description || `${fromDisplayName}과 ${toDisplayName} 간의 데이터 관계`,
+        settings: existingRel?.settings || {},
       });
 
       // 단순 키값 연결 기본값 설정