diff --git a/backend/src/services/SqlExecutor.ts b/backend/src/services/SqlExecutor.ts
index 8f76685..e3de032 100644
--- a/backend/src/services/SqlExecutor.ts
+++ b/backend/src/services/SqlExecutor.ts
@@ -56,19 +56,15 @@ export class SqlExecutor {
 
       // Execute with retry mechanism
       const result = await this.retryQuery(async () => {
-        // Check session info for debugging
+        // Check if connected to replica
         const debugResult = await pool.query(`
           SELECT
-            current_setting('search_path') as search_path,
             pg_backend_pid() as pid,
-            inet_server_addr() as server_ip,
-            current_user as cur_user,
-            session_user as sess_user,
-            current_setting('role') as role,
-            current_setting('transaction_isolation') as isolation
+            pg_is_in_recovery() as is_replica,
+            inet_server_addr() as server_ip
         `);
         const d = debugResult.rows[0];
-        console.log('[SQL Debug] pid:', d?.pid, 'cur_user:', d?.cur_user, 'sess_user:', d?.sess_user, 'role:', d?.role, 'isolation:', d?.isolation);
+        console.log('[SQL Debug] pid:', d?.pid, 'is_replica:', d?.is_replica, 'server_ip:', d?.server_ip);
 
         // Disable prepared statements by using unique name each time
         const queryResult = await pool.query({