TDengine/test/cases/11-Functions/03-Selection/test_fun_select_top.py

521 lines
No EOL
19 KiB
Python

import string
import time
from new_test_framework.utils import tdLog, tdSql, tdStream, sc, clusterComCheck
from new_test_framework.utils.sqlset import TDSetSql
class TestSelectTop:
def setup_class(cls):
tdLog.debug(f"start to execute {__file__}")
#
# ------------------ sim case ------------------
#
def do_sim_top(self):
self.TopBot()
tdStream.dropAllStreamsAndDbs()
self.Top()
tdStream.dropAllStreamsAndDbs()
print("\n")
print("do_sim_top ............................ [passed]\n")
def TopBot(self):
dbPrefix = "tb_db"
tbPrefix = "tb_tb"
stbPrefix = "tb_stb"
tbNum = 10
rowNum = 1000
totalNum = tbNum * rowNum
loops = 200000
log = 10000
ts0 = 1537146000000
delta = 600000
tdLog.info(f"========== topbot.sim")
i = 0
db = dbPrefix + str(i)
stb = stbPrefix + str(i)
tdSql.execute(f"create database {db} maxrows 4096 keep 36500")
tdLog.info(f"====== create tables")
tdSql.execute(f"use {db}")
tdSql.execute(
f"create table {stb} (ts timestamp, c1 int, c2 bigint, c3 float, c4 double, c5 smallint, c6 tinyint, c7 bool, c8 binary(10), c9 nchar(10)) tags(t1 int)"
)
i = 0
ts = ts0
halfNum = tbNum / 2
while i < halfNum:
tbId = i + int(halfNum)
tb = tbPrefix + str(i)
tb1 = tbPrefix + str(tbId)
tdSql.execute(f"create table {tb} using {stb} tags( {i} )")
tdSql.execute(f"create table {tb1} using {stb} tags( {tbId} )")
x = 0
while x < rowNum:
xs = x * delta
ts = ts0 + xs
c = x % 10
binary = "'binary" + str(c) + "'"
nchar = "'nchar" + str(c) + "'"
tdSql.execute(
f"insert into {tb} values ( {ts} , {c} , {c} , {c} , {c} , {c} , {c} , true, {binary} , {nchar} )"
)
tdSql.execute(
f"insert into {tb1} values ( {ts} , {c} , NULL , {c} , NULL , {c} , {c} , true, {binary} , {nchar} )"
)
x = x + 1
i = i + 1
tdLog.info(f"====== tables created")
tdSql.execute(f"use {db}")
##### select from table
tdLog.info(f"====== select top/bot from table and check num of rows returned")
tdSql.query(f"select top(c1, 100) from tb_stb0")
tdSql.checkRows(100)
tdSql.query(f"select bottom(c1, 100) from tb_stb0")
tdSql.checkRows(100)
tdSql.query(f"select _wstart, bottom(c3, 5) from tb_tb1 interval(1y);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, 0.00000)
tdSql.checkData(1, 1, 0.00000)
tdSql.checkData(2, 1, 0.00000)
tdSql.checkData(3, 1, 0.00000)
tdSql.query(f"select _wstart, top(c4, 5) from tb_tb1 interval(1y);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, 9.000000000)
tdSql.checkData(1, 1, 9.000000000)
tdSql.checkData(2, 1, 9.000000000)
tdSql.checkData(3, 1, 9.000000000)
tdSql.query(f"select _wstart, top(c3, 5) from tb_tb1 interval(40h)")
tdSql.checkRows(25)
tdSql.checkData(0, 1, 9.00000)
tdSql.query(f"select last(*) from tb_tb9")
tdSql.checkRows(1)
tdSql.query(f"select last(c2) from tb_tb9")
tdSql.checkRows(0)
tdSql.query(f"select first(c2), last(c2) from tb_tb9")
tdSql.checkRows(0)
tdSql.execute(
f"create table test(ts timestamp, col1 tinyint, col2 smallint, col3 int, col4 bigint, col5 float, col6 double, col7 bool, col8 binary(20), col9 nchar(20)) tags(loc nchar(20));"
)
tdSql.execute(f"create table test1 using test tags('beijing');")
tdSql.execute(
f"insert into test1 values(1537146000000, 1, 1, 1, 1, 0.100000, 0.100000, 0, 'taosdata1', '涛思数据1');"
)
tdSql.execute(
f"insert into test1 values(1537146000001, 2, 2, 2, 2, 1.100000, 1.100000, 1, 'taosdata2', '涛思数据2');"
)
tdSql.execute(
f"insert into test1 values(1537146000002, 3, 3, 3, 3, 2.100000, 2.100000, 0, 'taosdata3', '涛思数据3');"
)
tdSql.execute(
f"insert into test1 values(1537146000003, 4, 4, 4, 4, 3.100000, 3.100000, 1, 'taosdata4', '涛思数据4');"
)
tdSql.execute(
f"insert into test1 values(1537146000004, 5, 5, 5, 5, 4.100000, 4.100000, 0, 'taosdata5', '涛思数据5');"
)
tdSql.execute(
f"insert into test1 values(1537146000005, 6, 6, 6, 6, 5.100000, 5.100000, 1, 'taosdata6', '涛思数据6');"
)
tdSql.execute(
f"insert into test1 values(1537146000006, 7, 7, 7, 7, 6.100000, 6.100000, 0, 'taosdata7', '涛思数据7');"
)
tdSql.execute(
f"insert into test1 values(1537146000007, 8, 8, 8, 8, 7.100000, 7.100000, 1, 'taosdata8', '涛思数据8');"
)
tdSql.execute(
f"insert into test1 values(1537146000008, 9, 9, 9, 9, 8.100000, 8.100000, 0, 'taosdata9', '涛思数据9');"
)
tdSql.execute(
f"insert into test1 values(1537146000009, 10, 10, 10, 10, 9.100000, 9.100000, 1, 'taosdata10', '涛思数据10');"
)
tdSql.query(f"select ts, bottom(col5, 10) from test order by col5;")
tdSql.checkRows(10)
tdSql.checkData(0, 1, 0.10000)
tdSql.checkData(1, 1, 1.10000)
tdSql.checkData(2, 1, 2.10000)
tdLog.info(f"=====================td-1302 case")
tdSql.execute(f"create database t1 keep 36500")
tdSql.execute(f"use t1;")
tdSql.execute(f"create table test(ts timestamp, k int);")
tdSql.execute(f"insert into test values(29999, 1)(70000, 2)(80000, 3)")
tdLog.info(f"================== restart server to commit data into disk")
sc.dnodeStop(1)
sc.dnodeStart(1)
clusterComCheck.checkDnodes(1)
tdLog.info(f"================== server restart completed")
tdSql.connect("root")
tdSql.query(
f"select count(*) from t1.test where ts > 10000 and ts < 90000 interval(5000a)"
)
tdSql.checkRows(3)
tdLog.info(f"==============>td-1308")
tdSql.execute(f"create database db keep 36500")
tdSql.execute(f"use db;")
tdSql.execute(
f"create table stb (ts timestamp, c1 int, c2 binary(10)) tags(t1 binary(10));"
)
tdSql.execute(f"create table tb1 using stb tags('a1');")
tdSql.execute(f"insert into tb1 values('2020-09-03 15:30:48.812', 0, 'tb1');")
tdSql.query(
f"select count(*) from stb where ts > '2020-09-03 15:30:44' interval(4s);"
)
tdSql.checkRows(1)
tdSql.execute(f"create table tb4 using stb tags('a4');")
tdSql.query(
f"select count(*) from stb where ts > '2020-09-03 15:30:44' interval(4s);"
)
tdSql.checkRows(1)
tdLog.info(f"=======================>td-1446")
tdSql.execute(f"create table t(ts timestamp, k int)")
ts = 6000
sql = "insert into t values"
while ts < 7000:
sql += f" ({ts},{ts})"
ts = ts + 1
tdSql.execute(sql)
sc.dnodeStop(1)
sc.dnodeStart(1)
clusterComCheck.checkDnodes(1)
tdSql.connect("root")
tdSql.execute(f"use db;")
ts = 1000
sql = "insert into t values"
while ts < 5096:
sql += f" ({ts},{ts})"
ts = ts + 1
tdSql.execute(sql)
tdSql.query(f"select * from t where ts < 6500")
tdSql.checkRows(4596)
tdSql.query(f"select * from t where ts < 7000")
tdSql.checkRows(5096)
tdSql.query(f"select * from t where ts <= 6000")
tdSql.checkRows(4097)
tdSql.query(f"select * from t where ts <= 6001")
tdSql.checkRows(4098)
tdLog.info(f"======================>td-1454")
tdSql.query(f"select count(*)/10, count(*)+99 from t")
tdSql.checkRows(1)
tdSql.checkData(0, 0, 509.600000000)
tdSql.checkData(0, 1, 5195.000000000)
tdLog.info(f"=======================>td-1596")
tdSql.execute(f"create table t2(ts timestamp, k int)")
tdSql.execute(f"insert into t2 values('2020-1-2 1:1:1', 1);")
tdSql.execute(f"insert into t2 values('2020-2-2 1:1:1', 1);")
sc.dnodeStop(1)
sc.dnodeStart(1)
clusterComCheck.checkDnodes(1)
tdSql.execute(f"use db")
tdSql.query(
f"select _wstart, count(*), first(ts), last(ts) from t2 interval(1d);"
)
tdSql.checkRows(2)
tdSql.checkData(0, 0, "2020-01-02 00:00:00.000")
tdSql.checkData(1, 0, "2020-02-02 00:00:00.000")
tdSql.checkData(0, 1, 1)
tdSql.checkData(1, 1, 1)
tdSql.checkData(0, 2, "2020-01-02 01:01:01.000")
tdSql.checkData(1, 2, "2020-02-02 01:01:01.000")
tdSql.checkData(0, 3, "2020-01-02 01:01:01.000")
tdSql.checkData(1, 3, "2020-02-02 01:01:01.000")
tdLog.info(f"===============================>td-3361")
tdSql.execute(f"create table ttm1(ts timestamp, k int) tags(a nchar(12));")
tdSql.execute(f"create table ttm1_t1 using ttm1 tags('abcdef')")
tdSql.execute(f"insert into ttm1_t1 values(now, 1)")
tdSql.query(f"select * from ttm1 where a=123456789012")
tdSql.checkRows(0)
tdLog.info(f"===============================>td-3621")
tdSql.execute(f"create table ttm2(ts timestamp, k bool);")
tdSql.execute(f"insert into ttm2 values('2021-1-1 1:1:1', true)")
tdSql.execute(f"insert into ttm2 values('2021-1-1 1:1:2', NULL)")
tdSql.execute(f"insert into ttm2 values('2021-1-1 1:1:3', false)")
tdSql.query(f"select * from ttm2 where k is not null")
tdSql.checkRows(2)
tdSql.checkData(0, 0, "2021-01-01 01:01:01.000")
tdSql.query(f"select * from ttm2 where k is null")
tdSql.checkRows(1)
tdSql.checkData(0, 0, "2021-01-01 01:01:02.000")
tdSql.query(f"select * from ttm2 where k=true")
tdSql.checkRows(1)
tdSql.checkData(0, 0, "2021-01-01 01:01:01.000")
tdSql.query(f"select * from ttm2 where k=false")
tdSql.checkRows(1)
tdSql.checkData(0, 0, "2021-01-01 01:01:03.000")
tdSql.query(f"select * from ttm2 where k<>false")
tdSql.checkRows(1)
tdSql.query(f"select * from ttm2 where k=null")
tdSql.query(f"select * from ttm2 where k<>null")
tdSql.error(f"select * from ttm2 where k like null")
tdSql.query(f"select * from ttm2 where k<null")
def Top(self):
dbPrefix = "m_to_db"
tbPrefix = "m_to_tb"
mtPrefix = "m_to_mt"
tbNum = 10
rowNum = 20
totalNum = 200
tdLog.info(f"=============== step1")
i = 0
db = dbPrefix + str(i)
mt = mtPrefix + str(i)
tdSql.prepare(db, drop=True)
tdSql.execute(f"use {db}")
tdSql.execute(f"create table {mt} (ts timestamp, tbcol int) TAGS(tgcol int)")
i = 0
while i < tbNum:
tb = tbPrefix + str(i)
tdSql.execute(f"create table {tb} using {mt} tags( {i} )")
x = 0
sql = f"insert into {tb} values"
while x < rowNum:
cc = x * 60000
ms = 1601481600000 + cc
sql += f" ({ms},{x})"
x = x + 1
tdSql.execute(sql)
i = i + 1
tdLog.info(f"=============== step2")
i = 1
tb = tbPrefix + str(i)
tdSql.query(f"select top(tbcol, 1) from {tb}")
tdLog.info(f"===> {tdSql.getData(0,0)}")
tdSql.checkData(0, 0, 19)
tdLog.info(f"=============== step3")
cc = 4 * 60000
ms = 1601481600000 + cc
tdSql.query(f"select top(tbcol, 1) from {tb} where ts <= {ms}")
tdLog.info(f"===> {tdSql.getData(0,0)}")
tdSql.checkData(0, 0, 4)
tdLog.info(f"=============== step4")
tdSql.query(f"select top(tbcol, 1) as b from {tb}")
tdLog.info(f"===> {tdSql.getData(0,0)}")
tdSql.checkData(0, 0, 19)
tdLog.info(f"=============== step5")
tdSql.query(f"select top(tbcol, 2) as b from {tb}")
tdLog.info(f"===> {tdSql.getData(0,0)} {tdSql.getData(1,0)}")
tdSql.checkData(0, 0, 18)
tdSql.checkData(1, 0, 19)
tdLog.info(f"=============== step6")
cc = 4 * 60000
ms = 1601481600000 + cc
tdSql.query(f"select top(tbcol, 2) as b from {tb} where ts <= {ms}")
tdLog.info(f"===> {tdSql.getData(0,0)} {tdSql.getData(1,0)}")
tdSql.checkData(0, 0, 3)
tdSql.checkData(1, 0, 4)
tdSql.error(f"select top(tbcol, 122) as b from {tb}")
tdLog.info(f"=============== clear")
tdSql.execute(f"drop database {db}")
tdSql.query(f"select * from information_schema.ins_databases")
tdSql.checkRows(2)
#
# ------------------ test_top.py ------------------
#
def insert_data(self,column_dict,tbname,row_num):
insert_sql = self.setsql.set_insertsql(column_dict,tbname,self.binary_str,self.nchar_str)
for i in range(row_num):
insert_list = []
self.setsql.insert_values(column_dict,i,insert_sql,insert_list,self.ts)
def top_check_data(self,tbname,tb_type):
new_column_dict = {}
for param in self.param_list:
for k,v in self.column_dict.items():
if v.lower() in ['tinyint','smallint','int','bigint','tinyint unsigned','smallint unsigned','int unsigned','bigint unsigned']:
tdSql.query(f'select top({k},{param}) from {tbname}')
if param >= self.rowNum:
if tb_type in ['normal_table','child_table']:
tdSql.checkRows(self.rowNum)
values_list = []
for i in range(self.rowNum):
tp = (self.rowNum-i-1,)
values_list.insert(0,tp)
tdSql.checkEqual(tdSql.queryResult,values_list)
elif tb_type == 'stable':
tdSql.checkRows(param)
elif param < self.rowNum:
if tb_type in ['normal_table','child_table']:
tdSql.checkRows(param)
values_list = []
for i in range(param):
tp = (self.rowNum-i-1,)
values_list.insert(0,tp)
tdSql.checkEqual(tdSql.queryResult,values_list)
elif tb_type == 'stable':
tdSql.checkRows(param)
for i in [self.param_list[0]-1,self.param_list[-1]+1]:
tdSql.error(f'select top({k},{i}) from {tbname}')
new_column_dict.update({k:v})
elif v.lower() == 'bool' or 'binary' in v.lower() or 'nchar' in v.lower():
tdSql.error(f'select top({k},{param}) from {tbname}')
tdSql.error(f'select * from {tbname} where top({k},{param})=1')
for key in new_column_dict.keys():
for k in self.column_dict.keys():
if key == k :
continue
else:
tdSql.query(f'select top({key},2),{k} from {tbname} group by tbname')
if tb_type == 'normal_table' or tb_type == 'child_table':
tdSql.checkRows(2)
else:
tdSql.checkRows(2*self.tbnum)
def top_check_stb(self):
tag_dict = {
't0':'int'
}
tag_values = [
f'1'
]
tdSql.execute(f"create database if not exists {self.dbname} vgroups 2")
tdSql.execute(f'use {self.dbname}')
tdSql.execute(self.setsql.set_create_stable_sql(self.stbname,self.column_dict,tag_dict))
for i in range(self.tbnum):
tdSql.execute(f"create table {self.stbname}_{i} using {self.stbname} tags({tag_values[0]})")
self.insert_data(self.column_dict,f'{self.stbname}_{i}',self.rowNum)
tdSql.query(f'select * from information_schema.ins_tables where db_name = "{self.dbname}"')
vgroup_list = []
for i in range(len(tdSql.queryResult)):
vgroup_list.append(tdSql.queryResult[i][6])
vgroup_list_set = set(vgroup_list)
for i in vgroup_list_set:
vgroups_num = vgroup_list.count(i)
if vgroups_num >= 2:
tdLog.info(f'This scene with {vgroups_num} vgroups is ok!')
else:
tdLog.exit(
'This scene does not meet the requirements with {vgroups_num} vgroup!\n')
for i in range(self.tbnum):
self.top_check_data(f'{self.stbname}_{i}','child_table')
self.top_check_data(self.stbname,'stable')
tdSql.execute(f'drop database {self.dbname}')
def top_check_ntb(self):
tdSql.execute(f"create database if not exists {self.dbname}")
tdSql.execute(f'use {self.dbname}')
tdSql.execute(self.setsql.set_create_normaltable_sql(self.ntbname,self.column_dict))
self.insert_data(self.column_dict,self.ntbname,self.rowNum)
self.top_check_data(self.ntbname,'normal_table')
tdSql.execute(f'drop database {self.dbname}')
def do_top(self):
# init
self.setsql = TDSetSql()
self.dbname = 'db'
self.stbname = f'{self.dbname}.stb'
self.ntbname = f'{self.dbname}.ntb'
self.rowNum = 10
self.tbnum = 20
self.ts = 1537146000000
self.binary_str = 'taosdata'
self.nchar_str = '涛思数据'
self.column_dict = {
'ts' : 'timestamp',
'col1': 'tinyint',
'col2': 'smallint',
'col3': 'int',
'col4': 'bigint',
'col5': 'tinyint unsigned',
'col6': 'smallint unsigned',
'col7': 'int unsigned',
'col8': 'bigint unsigned',
'col9': 'float',
'col10': 'double',
'col11': 'bool',
'col12': 'binary(20)',
'col13': 'nchar(20)'
}
self.param_list = [1,100]
# do
self.top_check_ntb()
self.top_check_stb()
print("do_top ................................ [passed]\n")
#
# ------------------ main ------------------
#
def test_func_select_top(self):
""" Fun: top()
1. Sim case
2. Query on all data types
3. Input parameter with different values
4. Query on stable/normal table
5. Query on null data
6. Query on where clause
7. Query with filter
8. Error check
Since: v3.0.0.0
Labels: common,ci
Jira: None
History:
- 2025-8-26 Simon Guan Migrated from tsim/parser/topbot.sim
- 2025-8-26 Simon Guan Migrated from tsim/compute/top.sim
- 2025-9-25 Alex Duan Migrated from uncatalog/system-test/2-query/test_top.py
"""
self.do_sim_top()
self.do_top()
tdLog.success("%s successfully executed" % __file__)