diff --git a/tests/pytest/query/kill_query.py b/tests/pytest/query/kill_query.py
deleted file mode 100644
index 211e49c9ee..0000000000
--- a/tests/pytest/query/kill_query.py
+++ /dev/null
@@ -1,70 +0,0 @@
-###################################################################
-#           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 sys
-import taos
-from util.log import tdLog
-from util.cases import tdCases
-from util.sql import tdSql
-from util.dnodes import tdDnodes
-
-
-class TDTestCase:
-    """
-    kill query
-    """
-
-    def init(self, conn, logSql):
-        tdLog.debug("start to execute %s" % __file__)
-        tdSql.init(conn.cursor(), logSql)
-
-    def run(self):
-        tdSql.prepare()
-
-        print("==============step1")
-        tdSql.execute("create database if not exists demo;");
-        tdSql.execute("use demo;")
-        tdSql.execute("CREATE TABLE IF NOT EXISTS demo1 (ts TIMESTAMP, f1 int);")
-        ts = 1300000000000
-
-        for i in range(1000):
-            tdSql.execute(" insert into demo1 values({ts}, {data});".format(ts=ts, data=i))
-            ts += 1
-
-        print("==============insert into test1 and test2 form test file")
-
-
-
-        print("==============step2")
-        while True:
-            tdSql.query('select * from demo1;')
-            print('==============', len(tdSql.queryResult))
-        with open(ordered_csv) as f1:
-            num1 = len(f1.readlines())
-        tdSql.checkRows(num1)
-
-
-        tdSql.query('select * from test2;')
-        with open(disordered_csv) as f2:
-            num2 = len(f2.readlines())
-        tdSql.checkRows(num2)
-        print("=============execute select count(*) from xxx")
-
-
-    def stop(self):
-        tdSql.close()
-        tdLog.success("%s successfully executed" % __file__)
-
-
-tdCases.addWindows(__file__, TDTestCase())
-tdCases.addLinux(__file__, TDTestCase())