diff --git a/samples/Apache.IoTDB.Samples/SessionPoolTest.cs b/samples/Apache.IoTDB.Samples/SessionPoolTest.cs
index 438395f..302a840 100644
--- a/samples/Apache.IoTDB.Samples/SessionPoolTest.cs
+++ b/samples/Apache.IoTDB.Samples/SessionPoolTest.cs
@@ -461,7 +461,7 @@ await session_pool.ExecuteNonQueryStatementAsync(
             while (res.HasNext()) Console.WriteLine(res.Next());
 
             await res.Close();
-            Console.WriteLine("SELECT * sql Passed");
+            Console.WriteLine("SELECT sql Passed");
             res = await session_pool.ExecuteQueryStatementAsync(
                 "select * from " + string.Format("{0}.{1}", test_group_name, test_device) + " where time<10");
             res.ShowTableNames();
@@ -470,7 +470,7 @@ await session_pool.ExecuteNonQueryStatementAsync(
             await res.Close();
             Console.WriteLine("SELECT sql Passed");
             res = await session_pool.ExecuteQueryStatementAsync(
-                "select timestamp, status, temperature, hardware from " + string.Format("{0}.{1}", test_group_name, test_device) + " where time<10");
+                "select status, temperature, hardware from " + string.Format("{0}.{1}", test_group_name, test_device) + " where time<10");
             res.ShowTableNames();
             while (res.HasNext()) Console.WriteLine(res.Next());