diff --git a/tests/pytest/query/querytest.py b/tests/pytest/query/querytest.py
new file mode 100644
index 0000000000000000000000000000000000000000..d15e82ff9c5d463b32ff011a7a2b1f813faa2352
--- /dev/null
+++ b/tests/pytest/query/querytest.py
@@ -0,0 +1,30 @@
+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import taos
+import time
+
+conn = taos.connect(host="127.0.0.1", user="root", password="taosdata", config="/etc/taos")
+c1 = conn.cursor()
+
+c1.execute('create database db')
+c1.execute('use db')
+
+c1.execute('create table if not exists st (ts timestamp, value nchar(50), speed int) tags(dev nchar(50))')
+
+i = 1
+
+while True:
+    c1.execute("insert into st1 using st tags('dev_001') values(now, 'taosdata%d', %d)" % (i % 10000, i % 100000)) 
+    i += 1
+    i = i % 32000000    
\ No newline at end of file