################################################################### # 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 from util.log import * from util.cases import * from util.sql import * from util.dnodes import * import taos if __name__ == "__main__": logSql = True deployPath = "" testCluster = False valgrind = 0 print("start to execute %s" % __file__) tdDnodes.init(deployPath) tdDnodes.setTestCluster(testCluster) tdDnodes.setValgrind(valgrind) tdDnodes.stopAll() tdDnodes.addSimExtraCfg("maxSQLLength", "1048576") tdDnodes.deploy(1) tdDnodes.start(1) host = '127.0.0.1' tdLog.info("Procedures for tdengine deployed in %s" % (host)) tdCases.logSql(logSql) print('1') conn = taos.connect( host, config=tdDnodes.getSimCfgPath()) tdSql.init(conn.cursor(), True) print("==========step1") print("create table ") tdSql.execute("create database db") tdSql.execute("use db") tdSql.execute("create table t1 (ts timestamp, c1 int,c2 int ,c3 int)") print("==========step2") print("insert maxSQLLength data ") data = 'insert into t1 values' ts = 1604298064000 i = 0 while ((len(data)<(1024*1024)) & (i < 32767 - 1) ): data += '(%s,%d,%d,%d)'%(ts+i,i%1000,i%1000,i%1000) i+=1 tdSql.execute(data) print("==========step4") print("insert data batch larger than 32767 ") i = 0 while ((len(data)<(1024*1024)) & (i < 32767) ): data += '(%s,%d,%d,%d)'%(ts+i,i%1000,i%1000,i%1000) i+=1 tdSql.error(data) print("==========step4") print("insert data larger than maxSQLLength ") tdSql.execute("create table t2 (ts timestamp, c1 binary(50))") data = 'insert into t2 values' i = 0 while ((len(data)<(1024*1024)) & (i < 32767 - 1 ) ): data += '(%s,%s)'%(ts+i,'a'*50) i+=1 tdSql.error(data) tdSql.close() tdLog.success("%s successfully executed" % __file__)