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TDengine
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44485fb5
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TDengine
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体验新版 GitCode,发现更多精彩内容 >>
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44485fb5
编写于
7月 01, 2020
作者:
S
Shengliang Guan
提交者:
GitHub
7月 01, 2020
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Merge pull request #2513 from taosdata/metadataQuery
Metadata query for performance testing
上级
63c44c37
505cbcb7
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tests/pytest/query/queryMetaData.py
tests/pytest/query/queryMetaData.py
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tests/pytest/query/queryMetaData.py
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44485fb5
###################################################################
# 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
import
threading
import
time
from
datetime
import
datetime
class
MetadataQuery
:
def
initConnection
(
self
):
self
.
tables
=
100000
self
.
records
=
10
self
.
numOfTherads
=
10
self
.
ts
=
1537146000000
self
.
host
=
"127.0.0.1"
self
.
user
=
"root"
self
.
password
=
"taosdata"
self
.
config
=
"/etc/taos"
def
connectDB
(
self
):
self
.
conn
=
taos
.
connect
(
self
.
host
,
self
.
user
,
self
.
password
,
self
.
config
)
return
self
.
conn
.
cursor
()
def
createStable
(
self
):
print
(
"================= Create stable meters ================="
)
cursor
=
self
.
connectDB
()
cursor
.
execute
(
"drop database if exists test"
)
cursor
.
execute
(
"create database test"
)
cursor
.
execute
(
"use test"
)
cursor
.
execute
(
'''create table if not exists meters (ts timestamp, speed int) tags(
tgcol1 tinyint, tgcol2 smallint, tgcol3 int, tgcol4 bigint, tgcol5 float, tgcol6 double, tgcol7 bool, tgcol8 binary(20), tgcol9 nchar(20),
tgcol10 tinyint, tgcol11 smallint, tgcol12 int, tgcol13 bigint, tgcol14 float, tgcol15 double, tgcol16 bool, tgcol17 binary(20), tgcol18 nchar(20),
tgcol19 tinyint, tgcol20 smallint, tgcol21 int, tgcol22 bigint, tgcol23 float, tgcol24 double, tgcol25 bool, tgcol26 binary(20), tgcol27 nchar(20),
tgcol28 tinyint, tgcol29 smallint, tgcol30 int, tgcol31 bigint, tgcol32 float, tgcol33 double, tgcol34 bool, tgcol35 binary(20), tgcol36 nchar(20),
tgcol37 tinyint, tgcol38 smallint, tgcol39 int, tgcol40 bigint, tgcol41 float, tgcol42 double, tgcol43 bool, tgcol44 binary(20), tgcol45 nchar(20),
tgcol46 tinyint, tgcol47 smallint, tgcol48 int, tgcol49 bigint, tgcol50 float, tgcol51 double, tgcol52 bool, tgcol53 binary(20), tgcol54 nchar(20))'''
)
cursor
.
close
()
self
.
conn
.
close
()
def
createTablesAndInsertData
(
self
,
threadID
):
cursor
=
self
.
connectDB
()
cursor
.
execute
(
"use test"
)
base
=
threadID
*
self
.
tables
tablesPerThread
=
(
int
)
self
.
tables
/
self
.
numOfTherads
for
i
in
range
(
tablesPerThread
):
cursor
.
execute
(
'''create table t%d using meters tags(
%d, %d, %d, %d, %f, %f, %d, 'taosdata%d', '涛思数据%d',
%d, %d, %d, %d, %f, %f, %d, 'taosdata%d', '涛思数据%d',
%d, %d, %d, %d, %f, %f, %d, 'taosdata%d', '涛思数据%d',
%d, %d, %d, %d, %f, %f, %d, 'taosdata%d', '涛思数据%d',
%d, %d, %d, %d, %f, %f, %d, 'taosdata%d', '涛思数据%d',
%d, %d, %d, %d, %f, %f, %d, 'taosdata%d', '涛思数据%d')'''
%
(
base
+
i
+
1
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
10000
,
(
base
+
i
)
%
1000000
,
(
base
+
i
)
%
100000000
,
(
base
+
i
)
%
100
*
1.1
,
(
base
+
i
)
%
100
*
2.3
,
(
base
+
i
)
%
2
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
10000
,
(
base
+
i
)
%
1000000
,
(
base
+
i
)
%
100000000
,
(
base
+
i
)
%
100
*
1.1
,
(
base
+
i
)
%
100
*
2.3
,
(
base
+
i
)
%
2
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
10000
,
(
base
+
i
)
%
1000000
,
(
base
+
i
)
%
100000000
,
(
base
+
i
)
%
100
*
1.1
,
(
base
+
i
)
%
100
*
2.3
,
(
base
+
i
)
%
2
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
10000
,
(
base
+
i
)
%
1000000
,
(
base
+
i
)
%
100000000
,
(
base
+
i
)
%
100
*
1.1
,
(
base
+
i
)
%
100
*
2.3
,
(
base
+
i
)
%
2
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
10000
,
(
base
+
i
)
%
1000000
,
(
base
+
i
)
%
100000000
,
(
base
+
i
)
%
100
*
1.1
,
(
base
+
i
)
%
100
*
2.3
,
(
base
+
i
)
%
2
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
10000
,
(
base
+
i
)
%
1000000
,
(
base
+
i
)
%
100000000
,
(
base
+
i
)
%
100
*
1.1
,
(
base
+
i
)
%
100
*
2.3
,
(
base
+
i
)
%
2
,
(
base
+
i
)
%
100
,
(
base
+
i
)
%
100
))
for
j
in
range
(
self
.
records
):
cursor
.
execute
(
"insert into t%d values(%d, %d)"
%
(
base
+
i
+
1
,
self
.
ts
+
j
,
j
))
cursor
.
close
()
self
.
conn
.
close
()
def
queryData
(
self
,
query
):
cursor
=
self
.
connectDB
()
cursor
.
execute
(
"use test"
)
print
(
"================= query tag data ================="
)
startTime
=
datetime
.
now
()
cursor
.
execute
(
query
)
cursor
.
fetchall
()
endTime
=
datetime
.
now
()
print
(
"Query time for the above query is %d seconds"
%
(
endTime
-
startTime
).
seconds
)
cursor
.
close
()
self
.
conn
.
close
()
if
__name__
==
'__main__'
:
t
=
MetadataQuery
()
t
.
initConnection
()
t
.
createStable
()
print
(
"================= Create %d tables and insert %d records into each table ================="
%
(
t
.
tables
,
t
.
records
))
startTime
=
datetime
.
now
()
for
i
in
range
(
t
.
numOfTherads
):
thread
=
threading
.
Thread
(
target
=
t
.
createTablesAndInsertData
,
args
=
(
i
,))
thread
.
start
()
thread
.
join
()
endTime
=
datetime
.
now
()
diff
=
(
endTime
-
startTime
).
seconds
print
(
"spend %d seconds to create %d tables and insert %d records into each table"
%
(
diff
,
t
.
tables
,
t
.
records
))
query
=
'''select tgcol1, tgcol2, tgcol3, tgcol4, tgcol5, tgcol6, tgcol7, tgcol8, tgcol9,
tgcol10, tgcol11, tgcol12, tgcol13, tgcol14, tgcol15, tgcol16, tgcol17, tgcol18,
tgcol19, tgcol20, tgcol21, tgcol22, tgcol23, tgcol24, tgcol25, tgcol26, tgcol27,
tgcol28, tgcol29, tgcol30, tgcol31, tgcol32, tgcol33, tgcol34, tgcol35, tgcol36,
tgcol37, tgcol38, tgcol39, tgcol40, tgcol41, tgcol42, tgcol43, tgcol44, tgcol45,
tgcol46, tgcol47, tgcol48, tgcol49, tgcol50, tgcol51, tgcol52, tgcol53, tgcol54
from meters where tgcol1 > 10 AND tgcol1 < 100 and tgcol2 > 100 and tgcol2 < 1000 or tgcol3 > 10000 or tgcol7 = true
or tgcol8 like '%2' and tgcol10 < 10'''
t
.
queryData
(
query
)
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