액션 노드들 로직 구현

backend-node/src/interfaces/DatabaseConnector.ts

@@ -1,4 +1,4 @@
-import { ConnectionTestResult, TableInfo } from '../types/externalDbTypes';
+import { ConnectionTestResult, TableInfo } from "../types/externalDbTypes";
 
 export interface ConnectionConfig {
   host: string;
@@ -15,13 +15,15 @@ export interface QueryResult {
   rows: any[];
   rowCount?: number;
   fields?: any[];
+  affectedRows?: number; // MySQL/MariaDB용
+  length?: number; // 배열 형태로 반환되는 경우
 }
 
 export interface DatabaseConnector {
   connect(): Promise<void>;
   disconnect(): Promise<void>;
   testConnection(): Promise<ConnectionTestResult>;
-  executeQuery(query: string): Promise<QueryResult>;
+  executeQuery(query: string, params?: any[]): Promise<QueryResult>; // params 추가
   getTables(): Promise<TableInfo[]>;
   getColumns(tableName: string): Promise<any[]>; // 특정 테이블의 컬럼 정보 조회
-}
+}