diff --git a/backend-node/src/controllers/batchManagementController.ts b/backend-node/src/controllers/batchManagementController.ts
index 134e9177..3b7402ec 100644
--- a/backend-node/src/controllers/batchManagementController.ts
+++ b/backend-node/src/controllers/batchManagementController.ts
@@ -456,13 +456,7 @@ export class BatchManagementController {
         }
       }
 
-      // 토큰이 없으면 에러 (직접 입력도 안 하고 DB 선택도 안 한 경우)
-      if (!finalApiKey) {
-        return res.status(400).json({
-          success: false,
-          message: "인증 토큰이 필요합니다. 직접 입력하거나 DB에서 선택하세요.",
-        });
-      }
+      // 토큰이 없어도 공개 API 호출 가능 (토큰 검증 제거)
 
       console.log("REST API 미리보기 요청:", {
         apiUrl,
diff --git a/backend-node/src/services/batchService.ts b/backend-node/src/services/batchService.ts
index 41b79b29..77e7ac5c 100644
--- a/backend-node/src/services/batchService.ts
+++ b/backend-node/src/services/batchService.ts
@@ -328,6 +328,10 @@ export class BatchService {
           updateFields.push(`auth_service_name = $${paramIndex++}`);
           updateValues.push(data.authServiceName || null);
         }
+        if (data.dataArrayPath !== undefined) {
+          updateFields.push(`data_array_path = $${paramIndex++}`);
+          updateValues.push(data.dataArrayPath || null);
+        }
 
         // 배치 설정 업데이트
         const batchConfigResult = await client.query(
diff --git a/frontend/app/(main)/admin/batchmng/edit/[id]/page.tsx b/frontend/app/(main)/admin/batchmng/edit/[id]/page.tsx
index dbdf997e..c72bfc40 100644
--- a/frontend/app/(main)/admin/batchmng/edit/[id]/page.tsx
+++ b/frontend/app/(main)/admin/batchmng/edit/[id]/page.tsx
@@ -478,33 +478,35 @@ export default function BatchEditPage() {
       return;
     }
 
+    // DB 선택 모드일 때만 서비스명 검증 (직접 입력 모드는 빈 값 허용 - 공개 API용)
+    if (authTokenMode === "db" && !authServiceName) {
+      toast.error("인증 토큰 서비스를 선택해주세요.");
+      return;
+    }
+
     try {
       const method =
         (first.from_api_method as "GET" | "POST" | "PUT" | "DELETE") || "GET";
 
       const paramInfo =
-        first.from_api_param_type &&
-        first.from_api_param_name &&
-        first.from_api_param_value
+        apiParamType !== "none" && apiParamName && apiParamValue
           ? {
-              paramType: first.from_api_param_type as "url" | "query",
-              paramName: first.from_api_param_name as string,
-              paramValue: first.from_api_param_value as string,
-              paramSource:
-                (first.from_api_param_source as "static" | "dynamic") ||
-                "static",
+              paramType: apiParamType,
+              paramName: apiParamName,
+              paramValue: apiParamValue,
+              paramSource: apiParamSource,
             }
           : undefined;
 
-      // authServiceName과 dataArrayPath 전달
+      // authTokenMode에 따라 올바른 값 전달
       const result = await BatchManagementAPI.previewRestApiData(
         first.from_api_url,
-        first.from_api_key || "",
+        authTokenMode === "direct" ? fromApiKey : "", // 직접 입력일 때만 API 키 전달
         first.from_table_name,
         method,
         paramInfo,
         first.from_api_body || undefined,
-        authServiceName || undefined,
+        authTokenMode === "db" ? authServiceName : undefined, // DB 선택 모드일 때 서비스명 전달
         dataArrayPath || undefined
       );
 
@@ -584,9 +586,9 @@ export default function BatchEditPage() {
         isActive,
         mappings: finalMappings,
         saveMode,
-        conflictKey: saveMode === "UPSERT" ? conflictKey : undefined,
-        authServiceName: authTokenMode === "db" ? authServiceName : undefined,
-        dataArrayPath: dataArrayPath || undefined
+        conflictKey: saveMode === "UPSERT" ? conflictKey : null, // INSERT면 null로 명시적 삭제
+        authServiceName: authTokenMode === "db" ? authServiceName : null, // 직접입력이면 null로 명시적 삭제
+        dataArrayPath: dataArrayPath || null
       });
       
       toast.success("배치 설정이 성공적으로 수정되었습니다.");