From e444dd9d39364bd77d5cd654aa11e2d655db945f Mon Sep 17 00:00:00 2001
From: kjs <kjs@wace.me>
Date: Wed, 1 Oct 2025 14:41:46 +0900
Subject: [PATCH] =?UTF-8?q?fix:=20multiConnectionQueryService=20=EB=B3=80?=
 =?UTF-8?q?=EC=88=98=EB=AA=85=20=EC=B6=A9=EB=8F=8C=20=ED=95=B4=EA=B2=B0?=
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문제:
- 로컬 변수 'query'와 import한 함수 'query'가 충돌
- TypeScript 에러: 'query' is used before being assigned

해결:
- 로컬 변수 'query'를 'sql'로 변경
- SELECT 쿼리 문자열 변수명 통일 (query → sql)

영향:
- executeMainDbOperation의 select case만 수정
- insert, update, delete는 이미 고유한 변수명 사용
---
 backend-node/src/services/multiConnectionQueryService.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/backend-node/src/services/multiConnectionQueryService.ts b/backend-node/src/services/multiConnectionQueryService.ts
index 45e77500..b5776b43 100644
--- a/backend-node/src/services/multiConnectionQueryService.ts
+++ b/backend-node/src/services/multiConnectionQueryService.ts
@@ -991,18 +991,18 @@ export class MultiConnectionQueryService {
 
       switch (operation) {
         case "select":
-          let query = `SELECT * FROM ${tableName}`;
+          let sql = `SELECT * FROM ${tableName}`;
           const queryParams: any[] = [];
 
           if (conditions && Object.keys(conditions).length > 0) {
             const whereClause = Object.keys(conditions)
               .map((key, index) => `${key} = $${index + 1}`)
               .join(" AND ");
-            query += ` WHERE ${whereClause}`;
+            sql += ` WHERE ${whereClause}`;
             queryParams.push(...Object.values(conditions));
           }
 
-          return await query(query, queryParams);
+          return await query(sql, queryParams);
 
         case "insert":
           if (!data) throw new Error("INSERT 작업에는 데이터가 필요합니다.");