[TD-350]: add test cases for join queries
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Ping Xiao
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###################################################################
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# Copyright (c) 2016 by TAOS Technologies, Inc.
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# All rights reserved.
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#
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# This file is proprietary and confidential to TAOS Technologies.
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# No part of this file may be reproduced, stored, transmitted,
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# disclosed or used in any form or by any means other than as
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# expressly provided by the written permission from Jianhui Tao
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#
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###################################################################
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# -*- coding: utf-8 -*-
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import sys
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import taos
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from util.log import *
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from util.cases import *
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from util.sql import *
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class TDTestCase:
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def init(self, conn, logSql):
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tdLog.debug("start to execute %s" % __file__)
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tdSql.init(conn.cursor())
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def run(self):
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tdSql.prepare()
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print("======= Step 1 prepare data=========")
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tdSql.execute(
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"create table stb1 (ts timestamp, c1 int, c2 float) tags(t1 int, t2 binary(10), t3 nchar(10))")
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tdSql.execute(
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'''insert into tb1 using stb1 tags(1,'tb1', '表1') values ('2020-04-18 15:00:00.000', 1, 0.1)
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('2020-04-18 15:00:01.000', 1,0.1) ('2020-04-18 15:00:03.000', 3, 0.3) ('2020-04-18 15:00:04.000', 4,0.4)''')
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tdSql.execute(
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'''insert into tb2 using stb1 tags(2,'tb2', '表2') values ('2020-04-18 15:00:00.000', 21, 2.1)
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('2020-04-18 15:00:01.000', 22,2.2) ('2020-04-18 15:00:02.000', 22, 2.1) ('2020-04-18 15:00:03.000', 23,2.2)''')
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tdSql.execute(
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"create table stb_t (ts timestamp, temperature int, humidity float) tags(id int, name binary(10), dscrption nchar(10))")
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tdSql.execute(
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'''insert into tb_t1 using stb_t tags(1,'tb_t1', '温度表1') values ('2020-04-18 15:00:00.000', 25, 0.5)
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('2020-04-18 15:00:01.000', 25, 0.5) ('2020-04-18 15:00:02.000', 26, 0.7) ('2020-04-18 15:00:03.000', 27, 0.8)''')
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tdSql.execute(
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'''insert into tb_t2 using stb_t tags(2,'tb_t2', '温度表2') values ('2020-04-18 15:00:00.000', 33, 0.9)
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('2020-04-18 15:00:01.000', 35, 1.1) ('2020-04-18 15:00:03.000', 36, 1.3) ('2020-04-18 15:00:04.000', 37, 1.4)''')
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tdSql.execute(
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"create table stb_p (ts timestamp, pressure float) tags(id int, name binary(10), dscrption nchar(10), location binary(20))")
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tdSql.execute(
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'''insert into tb_p1 using stb_p tags(1,'tb_p1', '压力计1', 'beijing') values ('2020-04-18 15:00:00.000', 76.6)
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('2020-04-18 15:00:01.000', 76.5) ('2020-04-18 15:00:01.500', 77.1) ('2020-04-18 15:00:02.000', 75.3)
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('2020-04-18 15:00:03.000', 75.1) ('2020-04-18 15:00:04.500', 77.3)''')
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tdSql.execute(
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'''insert into tb_p2 using stb_p tags(2,'tb_p2', '压力计2', 'shenzhen') values ('2020-04-18 14:59:59.000', 74.6)
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('2020-04-18 15:00:01.000', 74.5) ('2020-04-18 15:00:01.500', 73.6) ('2020-04-18 15:00:02.000', 74.5)
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('2020-04-18 15:00:02.500', 73.9) ('2020-04-18 15:00:03.000', 73.5)''')
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tdSql.execute(
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"create table stb_v (ts timestamp, velocity float) tags(id int, name binary(10), dscrption nchar(10), location binary(20))")
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tdSql.execute(
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'''insert into tb_v1 using stb_v tags(1,'tb_v1', '速度计1', 'beijing ') values ('2020-04-18 15:00:00.000', 176.6)
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('2020-04-18 15:00:01.000', 176.5)''')
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tdSql.execute(
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'''insert into tb_v2 using stb_v tags(2,'tb_v2', '速度计2', 'shenzhen') values ('2020-04-18 15:00:00.000', 171.6)
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('2020-04-18 15:00:01.000', 171.5)''')
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# explicit join should not work
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tdSql.error("select * from stb_p join stb_t on (stb_p.id = stb_t.id)")
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tdSql.error("select * from tb1 join tb2 on (tb1.ts=tb2.ts)")
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tdSql.error(
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"select * from stb_p join stb_t on (stb_p.ts=stb_t.ts and stb_p.id = stb_t.id)")
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# alias should not work
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tdSql.error("select * from stb_p p join stb_t t on (p.id = t.id)")
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# join queries
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tdSql.query(
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"select * from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id")
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tdSql.checkRows(6)
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tdSql.query(
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"select * from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id order by ts desc")
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tdSql.checkColumnSorted(0, "desc")
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tdSql.error(
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"select ts, pressure, temperature, id, dscrption from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id")
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tdSql.query("select stb_p.ts, pressure, stb_t.temperature, stb_p.id, stb_p.dscrption from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id")
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tdSql.checkRows(6)
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tdSql.query("select stb_t.ts, stb_p.pressure, stb_t.temperature,stb_p.id,stb_p.dscrption from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id")
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tdSql.checkRows(6)
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tdSql.error(
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"select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.id, stb_p.dscrption, stb_p.pressure from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id group by name")
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tdSql.error(
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"select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.id, stb_p.dscrption, stb_p.pressure from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id group by stb_t.name")
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tdSql.error(
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"select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.id, stb_p.dscrption, stb_p.pressure from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id group by stb_t.id")
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tdSql.error(
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"select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.id, stb_p.dscrption, stb_p.pressure from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.name;")
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tdSql.error(
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"select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.id, stb_p.dscrption, stb_p.pressure from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.location = stb_t.name")
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tdSql.execute("alter table stb_t add tag pid int")
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tdSql.execute("alter table tb_t1 set tag pid=2")
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tdSql.execute("alter table tb_t2 set tag pid=1")
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tdSql.query("select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.id, stb_p.dscrption, stb_p.pressure from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.pid")
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tdSql.checkRows(3)
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tdSql.query("select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.id, stb_p.dscrption, stb_p.pressure from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id")
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tdSql.checkRows(6)
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tdSql.query("select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.id, stb_p.dscrption, stb_p.pressure from stb_p, stb_t where stb_p.ts=stb_t.ts and stb_p.id = stb_t.id")
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tdSql.checkRows(6)
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tdSql.query("select stb_t.ts, stb_t.dscrption, stb_t.temperature, stb_t.pid, stb_p.id, stb_p.dscrption, stb_p.pressure,stb_v.velocity from stb_p, stb_t, stb_v where stb_p.ts=stb_t.ts and stb_p.ts=stb_v.ts and stb_p.id = stb_t.id")
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tdSql.checkRows(2)
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def stop(self):
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tdSql.close()
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tdLog.success("%s successfully executed" % __file__)
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tdCases.addWindows(__file__, TDTestCase())
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tdCases.addLinux(__file__, TDTestCase())
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