homework-jianmu/tests/system-test/2-query/partition_by_col_agg.py

273 lines
12 KiB
Python

import taos
import sys
import time
import socket
import os
import threading
import math
from datetime import datetime
from util.log import *
from util.sql import *
from util.cases import *
from util.dnodes import *
from util.common import *
# from tmqCommon import *
COMPARE_DATA = 0
COMPARE_LEN = 1
class TDTestCase:
def __init__(self):
self.vgroups = 4
self.ctbNum = 10
self.rowsPerTbl = 10000
self.duraion = '1h'
def init(self, conn, logSql, replicaVar=1):
self.replicaVar = int(replicaVar)
tdLog.debug(f"start to excute {__file__}")
tdSql.init(conn.cursor(), True)
def create_database(self,tsql, dbName,dropFlag=1,vgroups=2,replica=1, duration:str='1d'):
if dropFlag == 1:
tsql.execute("drop database if exists %s"%(dbName))
tsql.execute("create database if not exists %s vgroups %d replica %d duration %s"%(dbName, vgroups, replica, duration))
tdLog.debug("complete to create database %s"%(dbName))
return
def create_stable(self,tsql, paraDict):
colString = tdCom.gen_column_type_str(colname_prefix=paraDict["colPrefix"], column_elm_list=paraDict["colSchema"])
tagString = tdCom.gen_tag_type_str(tagname_prefix=paraDict["tagPrefix"], tag_elm_list=paraDict["tagSchema"])
sqlString = f"create table if not exists %s.%s (%s) tags (%s)"%(paraDict["dbName"], paraDict["stbName"], colString, tagString)
tdLog.debug("%s"%(sqlString))
tsql.execute(sqlString)
return
def create_ctable(self,tsql=None, dbName='dbx',stbName='stb',ctbPrefix='ctb',ctbNum=1,ctbStartIdx=0):
for i in range(ctbNum):
sqlString = "create table %s.%s%d using %s.%s tags(%d, 'tb%d', 'tb%d', %d, %d, %d)" % \
(dbName,ctbPrefix,i+ctbStartIdx,dbName,stbName,(i+ctbStartIdx) % 5,i+ctbStartIdx,i+ctbStartIdx,i+ctbStartIdx,i+ctbStartIdx,i+ctbStartIdx)
tsql.execute(sqlString)
tdLog.debug("complete to create %d child tables by %s.%s" %(ctbNum, dbName, stbName))
return
def insert_data(self,tsql,dbName,ctbPrefix,ctbNum,rowsPerTbl,batchNum,startTs,tsStep):
tdLog.debug("start to insert data ............")
tsql.execute("use %s" %dbName)
pre_insert = "insert into "
sql = pre_insert
for i in range(ctbNum):
rowsBatched = 0
sql += " %s%d values "%(ctbPrefix,i)
for j in range(rowsPerTbl):
if (i < ctbNum/2):
sql += "(%d, %d, %d, %d,%d,%d,%d,true,'binary%d', 'nchar%d') "%(startTs + j*tsStep, j%1000, j%500, j%1000, j%5000, j%5400, j%128, j%10000, j%1000)
else:
sql += "(%d, %d, NULL, %d,NULL,%d,%d,true,'binary%d', 'nchar%d') "%(startTs + j*tsStep, j%1000, j%500, j%1000, j%128, j%10000, j%1000)
rowsBatched += 1
if ((rowsBatched == batchNum) or (j == rowsPerTbl - 1)):
tsql.execute(sql)
rowsBatched = 0
if j < rowsPerTbl - 1:
sql = "insert into %s%d values " %(ctbPrefix,i)
else:
sql = "insert into "
if sql != pre_insert:
tsql.execute(sql)
tdLog.debug("insert data ............ [OK]")
return
def prepareTestEnv(self):
tdLog.printNoPrefix("======== prepare test env include database, stable, ctables, and insert data: ")
paraDict = {'dbName': 'test',
'dropFlag': 1,
'vgroups': 2,
'stbName': 'meters',
'colPrefix': 'c',
'tagPrefix': 't',
'colSchema': [{'type': 'INT', 'count':1},
{'type': 'BIGINT', 'count':1},
{'type': 'FLOAT', 'count':1},
{'type': 'DOUBLE', 'count':1},
{'type': 'smallint', 'count':1},
{'type': 'tinyint', 'count':1},
{'type': 'bool', 'count':1},
{'type': 'binary', 'len':10, 'count':1},
{'type': 'nchar', 'len':10, 'count':1}],
'tagSchema': [{'type': 'INT', 'count':1},{'type': 'nchar', 'len':20, 'count':1},{'type': 'binary', 'len':20, 'count':1},{'type': 'BIGINT', 'count':1},{'type': 'smallint', 'count':1},{'type': 'DOUBLE', 'count':1}],
'ctbPrefix': 't',
'ctbStartIdx': 0,
'ctbNum': 100,
'rowsPerTbl': 10000,
'batchNum': 3000,
'startTs': 1537146000000,
'tsStep': 600000}
paraDict['vgroups'] = self.vgroups
paraDict['ctbNum'] = self.ctbNum
paraDict['rowsPerTbl'] = self.rowsPerTbl
tdLog.info("create database")
self.create_database(tsql=tdSql, dbName=paraDict["dbName"], dropFlag=paraDict["dropFlag"], vgroups=paraDict["vgroups"], replica=self.replicaVar, duration=self.duraion)
tdLog.info("create stb")
self.create_stable(tsql=tdSql, paraDict=paraDict)
tdLog.info("create child tables")
self.create_ctable(tsql=tdSql, dbName=paraDict["dbName"], \
stbName=paraDict["stbName"],ctbPrefix=paraDict["ctbPrefix"],\
ctbNum=paraDict["ctbNum"],ctbStartIdx=paraDict["ctbStartIdx"])
self.insert_data(tsql=tdSql, dbName=paraDict["dbName"],\
ctbPrefix=paraDict["ctbPrefix"],ctbNum=paraDict["ctbNum"],\
rowsPerTbl=paraDict["rowsPerTbl"],batchNum=paraDict["batchNum"],\
startTs=paraDict["startTs"],tsStep=paraDict["tsStep"])
return
def check_explain_res_has_row(self, plan_str_expect: str, rows):
plan_found = False
for row in rows:
if str(row).find(plan_str_expect) >= 0:
tdLog.debug("plan: [%s] found in: [%s]" % (plan_str_expect, str(row)))
plan_found = True
break
if not plan_found:
tdLog.exit("plan: %s not found in res: [%s]" % (plan_str_expect, str(rows)))
def check_explain_res_no_row(self, plan_str_not_expect: str, res):
for row in res:
if str(row).find(plan_str_not_expect) >= 0:
tdLog.exit('plan: [%s] found in: [%s]' % (plan_str_not_expect, str(row)))
def test_sort_for_partition_hint(self):
pass
def add_order_by(self, sql: str, order_by: str, select_list: str = "*") -> str:
return "select %s from (%s)t order by %s" % (select_list, sql, order_by)
def add_hint(self, sql: str) -> str:
return "select /*+ sort_for_group() */ %s" % sql[6:]
def add_remove_partition_hint(self, sql: str) -> str:
return "select /*+ remove_partition() */ %s" % sql[6:]
def query_with_time(self, sql):
start = datetime.now()
tdSql.query(sql, queryTimes=1)
return (datetime.now().timestamp() - start.timestamp()) * 1000
def explain_sql(self, sql: str):
sql = "explain verbose true " + sql
tdSql.query(sql, queryTimes=1)
return tdSql.queryResult
def query_and_compare_res(self, sql1, sql2, compare_what: int = 0):
dur = self.query_with_time(sql1)
tdLog.debug("sql1 query with time: [%f]" % dur)
res1 = tdSql.queryResult
dur = self.query_with_time(sql2)
tdLog.debug("sql2 query with time: [%f]" % dur)
res2 = tdSql.queryResult
if res1 is None or res2 is None:
tdLog.exit("res1 or res2 is None")
if compare_what <= COMPARE_LEN:
if len(res1) != len(res2):
tdLog.exit("query and copare failed cause different rows, sql1: [%s], rows: [%d], sql2: [%s], rows: [%d]" % (sql1, len(res1), sql2, len(res2)))
if compare_what == COMPARE_DATA:
for i in range(0, len(res1)):
if res1[i] != res2[i]:
tdLog.exit("compare failed for row: [%d], sqls: [%s] res1: [%s], sql2 : [%s] res2: [%s]" % (i, sql1, res1[i], sql2, res2[i]))
tdLog.debug("sql: [%s] and sql: [%s] have same results, rows: [%d]" % (sql1, sql2, len(res1)))
def query_and_compare_first_rows(self, sql1, sql2):
dur = self.query_with_time(sql1)
tdLog.debug("sql1 query with time: [%f]" % dur)
res1 = tdSql.queryResult
dur = self.query_with_time(sql2)
tdLog.debug("sql2 query with time: [%f]" % dur)
res2 = tdSql.queryResult
if res1 is None or res2 is None:
tdLog.exit("res1 or res2 is None")
for i in range(0, min(len(res1), len(res2))):
if res1[i] != res2[i]:
tdLog.exit("compare failed for row: [%d], sqls: [%s] res1: [%s], sql2 : [%s] res2: [%s]" % (i, sql1, res1[i], sql2, res2[i]))
tdLog.debug("sql: [%s] and sql: [%s] have same results, rows: [%d]" % (sql1, sql2, min(len(res1), len(res2))))
def prepare_and_query_and_compare(self, sqls: [], order_by: str, select_list: str = "*", compare_what: int = 0):
for sql in sqls:
sql_hint = self.add_order_by(self.add_hint(sql), order_by, select_list)
sql = self.add_order_by(sql, order_by, select_list)
self.check_explain_res_has_row("Sort", self.explain_sql(sql_hint))
self.check_explain_res_has_row("Partition", self.explain_sql(sql))
self.query_and_compare_res(sql, sql_hint, compare_what=compare_what)
def check_explain(self, sql):
sql_hint = self.add_hint(sql)
explain_res = self.explain_sql(sql)
#self.check_explain_res_has_row('SortMerge', explain_res)
#self.check_explain_res_has_row("blocking=0", explain_res)
explain_res = self.explain_sql(sql_hint)
self.check_explain_res_has_row('Merge', explain_res)
self.check_explain_res_has_row('blocking=0', explain_res)
def test_pipelined_agg_plan_with_slimit(self):
sql = 'select count(*), %s from meters partition by %s slimit 1'
self.check_explain(sql % ('c1','c1'))
self.check_explain(sql % ('c1,c2', 'c1,c2'))
# should fail
# self.check_explain(sql % ('t1', 'c1,t1'))
# self.check_explain(sql % ('t1', 'c1,tbname'))
def test_pipelined_agg_data_with_slimit(self):
sql_template = 'select %s from meters partition by %s %s'
sql_elems = [
['count(*), min(c1), c2', 'c2', 'slimit 10', 'c2'],
['count(*), c1, c2', 'c1, c2', 'slimit 100', 'c1,c2'],
['count(*), c2, c1', 'c1, c2', 'slimit 1000', 'c1,c2'],
['count(*), c4,c3', 'c3, c4', 'slimit 2000', 'c3,c4'],
['count(*), c8,c6', 'c8, c6', 'slimit 3000', 'c8,c6'],
['count(*), c1 +1 as a,c6', 'c1, c6', 'slimit 3000', 'a,c6'],
['count(*), c1 +1 as a,c6', 'c1+1, c6', 'slimit 3000', 'a, c6'],
]
for ele in sql_elems:
sql = sql_template % (ele[0], ele[1], ele[2])
sql_hint = self.add_hint(sql)
sql = self.add_order_by(sql, ele[3])
sql_no_slimit = sql_template % (ele[0], ele[1], '')
sql_no_slimit = self.add_order_by(sql_no_slimit, ele[3])
self.query_and_compare_first_rows(sql_hint, sql_no_slimit)
def test_remove_partition(self):
sql = 'select c1, count(*) from meters partition by c1 slimit 10'
explain_res = self.explain_sql(sql)
self.check_explain_res_no_row("Partition", explain_res)
self.check_explain_res_has_row("blocking=1", explain_res)
sql = 'select c1, count(*) from meters partition by c1,c2 slimit 10'
explain_res = self.explain_sql(sql)
self.check_explain_res_no_row("Partition", explain_res)
self.check_explain_res_has_row("blocking=1", explain_res)
def run(self):
self.prepareTestEnv()
#time.sleep(99999999)
self.test_pipelined_agg_plan_with_slimit()
self.test_pipelined_agg_data_with_slimit()
self.test_remove_partition()
def stop(self):
tdSql.close()
tdLog.success(f"{__file__} successfully executed")
event = threading.Event()
tdCases.addLinux(__file__, TDTestCase())
tdCases.addWindows(__file__, TDTestCase())