#################################################################### Copyright (c) 2021 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 -*-importtimeimporttaosconn=taos.connect()stb_name="test_crash"conn.execute("use test")conn.execute(f"select * from {stb_name}")time.sleep(4)conn.execute(f"select * from {stb_name}")