From 9eb1f4d1fd74ad8fb8bec1d2034535bd535788a0 Mon Sep 17 00:00:00 2001
From: devmrko <devmrko@gmail.com>
Date: Wed, 22 Jul 2026 20:19:47 +0900
Subject: [PATCH] refs #703: preserve read-only transaction for Text2SQL

---
 .../vpdbackoffice/service/SmilegateSelectAiService.java          | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/java/com/cloudhandson/vpdbackoffice/service/SmilegateSelectAiService.java b/src/main/java/com/cloudhandson/vpdbackoffice/service/SmilegateSelectAiService.java
index 09946aa..8b77714 100644
--- a/src/main/java/com/cloudhandson/vpdbackoffice/service/SmilegateSelectAiService.java
+++ b/src/main/java/com/cloudhandson/vpdbackoffice/service/SmilegateSelectAiService.java
@@ -127,6 +127,7 @@ public class SmilegateSelectAiService {
     try (Connection connection = DriverManager.getConnection(
         selectAi.dbUrl(), selectAi.dbUsername(), selectAi.dbPassword());
          Statement transaction = connection.createStatement()) {
+      connection.setAutoCommit(false);
       connection.setReadOnly(true);
       transaction.execute("SET TRANSACTION READ ONLY");
       try (PreparedStatement statement = connection.prepareStatement(generatedSql)) {