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

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Python
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import taos
import sys
from util.log import *
from util.sql import *
from util.cases import *
class TDTestCase:
def init(self, conn, logSql, replicaVar=1):
self.replicaVar = int(replicaVar)
tdLog.debug(f"start to excute {__file__}")
#tdSql.init(conn.cursor())
tdSql.init(conn.cursor(), logSql) # output sql.txt file
def run(self):
dbname = "db"
tbname = "tb"
tdSql.prepare()
tdLog.printNoPrefix("==========step1:create table")
tdSql.execute(
f'''create table if not exists {dbname}.{tbname}
(ts timestamp, c0 int, c1 bool, c2 varchar(100), c3 nchar(100), c4 varbinary(100))
'''
)
tdLog.printNoPrefix("==========step2:insert data")
tdSql.execute(f"use db")
tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:05', 5, true, 'varchar', 'nchar', 'varbinary')")
tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:10', 10, true, 'varchar', 'nchar', 'varbinary')")
tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:15', 15, NULL, NULL, NULL, NULL)")
tdLog.printNoPrefix("==========step3:fill data")
tdSql.query(f"select avg(c0), last(c1) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, 'xx');")
tdSql.checkRows(5)
tdSql.checkData(0, 0, 9)
tdSql.checkData(1, 0, 5)
tdSql.checkData(2, 0, 10)
tdSql.checkData(3, 0, 15)
tdSql.checkData(4, 0, 9)
tdSql.checkData(0, 1, False)
tdSql.checkData(1, 1, True)
tdSql.checkData(2, 1, True)
tdSql.checkData(3, 1, False)
tdSql.checkData(4, 1, False)
tdSql.query(f"select avg(c0), last(c1) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, True);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, True)
tdSql.checkData(1, 1, True)
tdSql.checkData(2, 1, True)
tdSql.checkData(3, 1, True)
tdSql.checkData(4, 1, True)
tdSql.query(f"select avg(c0), last(c1) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, False);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, False)
tdSql.checkData(1, 1, True)
tdSql.checkData(2, 1, True)
tdSql.checkData(3, 1, False)
tdSql.checkData(4, 1, False)
tdSql.query(f"select avg(c0), last(c2) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, 'abc');")
tdSql.checkRows(5)
tdSql.checkData(0, 1, "abc")
tdSql.checkData(1, 1, 'varchar')
tdSql.checkData(2, 1, 'varchar')
tdSql.checkData(3, 1, "abc")
tdSql.checkData(4, 1, "abc")
tdSql.query(f"select avg(c0), last(c2) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, '我是#$^中文');")
tdSql.checkRows(5)
tdSql.checkData(0, 1, '我是#$^中文')
tdSql.checkData(1, 1, 'varchar')
tdSql.checkData(2, 1, 'varchar')
tdSql.checkData(3, 1, "我是#$^中文")
tdSql.checkData(4, 1, "我是#$^中文")
tdSql.query(f"select avg(c0), last(c3) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, '我是#$^中文');")
tdSql.checkRows(5)
tdSql.checkData(0, 1, '我是#$^中文')
tdSql.checkData(1, 1, 'nchar')
tdSql.checkData(2, 1, 'nchar')
tdSql.checkData(3, 1, "我是#$^中文")
tdSql.checkData(4, 1, "我是#$^中文")
tdSql.query(f"select avg(c0), last(c4) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, '我是中文');")
tdSql.checkRows(5)
tdSql.checkData(0, 1, b'\xe6\x88\x91\xe6\x98\xaf\xe4\xb8\xad\xe6\x96\x87')
tdSql.checkData(1, 1, b'varbinary')
tdSql.checkData(2, 1, b'varbinary')
tdSql.checkData(3, 1, b'\xe6\x88\x91\xe6\x98\xaf\xe4\xb8\xad\xe6\x96\x87')
tdSql.checkData(4, 1, b'\xe6\x88\x91\xe6\x98\xaf\xe4\xb8\xad\xe6\x96\x87')
tdLog.printNoPrefix("==========step4:fill null")
tdSql.query(f"select avg(c0), last(c1) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, NULL, NULL);")
tdSql.checkRows(5)
tdSql.checkData(0, 0, None)
tdSql.checkData(1, 0, 5)
tdSql.checkData(2, 0, 10)
tdSql.checkData(3, 0, 15)
tdSql.checkData(4, 0, None)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, True)
tdSql.checkData(2, 1, True)
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdSql.query(f"select avg(c0), last(c1) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, NULL);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, True)
tdSql.checkData(2, 1, True)
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdSql.query(f"select avg(c0), last(c2) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, NULL);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, 'varchar')
tdSql.checkData(2, 1, 'varchar')
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdSql.query(f"select avg(c0), last(c3) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, NULL);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, 'nchar')
tdSql.checkData(2, 1, 'nchar')
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdSql.query(f"select avg(c0), last(c4) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(value, 9, NULL);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, b'varbinary')
tdSql.checkData(2, 1, b'varbinary')
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdLog.printNoPrefix("==========step5:fill prev")
tdSql.query(f"select avg(c0), last(c1) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(PREV);")
tdSql.checkRows(5)
tdSql.checkData(0, 0, None)
tdSql.checkData(1, 0, 5)
tdSql.checkData(2, 0, 10)
tdSql.checkData(3, 0, 15)
tdSql.checkData(4, 0, 15)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, True)
tdSql.checkData(2, 1, True)
tdSql.checkData(3, 1, True)
tdSql.checkData(4, 1, True)
tdSql.query(f"select avg(c0), last(c2) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(PREV);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, 'varchar')
tdSql.checkData(2, 1, 'varchar')
tdSql.checkData(3, 1, 'varchar')
tdSql.checkData(4, 1, 'varchar')
tdSql.query(f"select avg(c0), last(c3) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(PREV);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, 'nchar')
tdSql.checkData(2, 1, 'nchar')
tdSql.checkData(3, 1, 'nchar')
tdSql.checkData(4, 1, 'nchar')
tdSql.query(f"select avg(c0), last(c4) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(PREV);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, None)
tdSql.checkData(1, 1, b'varbinary')
tdSql.checkData(2, 1, b'varbinary')
tdSql.checkData(3, 1, b'varbinary')
tdSql.checkData(4, 1, b'varbinary')
tdLog.printNoPrefix("==========step6:fill next")
tdSql.query(f"select avg(c0), last(c1) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(NEXT);")
tdSql.checkRows(5)
tdSql.checkData(0, 0, 5)
tdSql.checkData(1, 0, 5)
tdSql.checkData(2, 0, 10)
tdSql.checkData(3, 0, 15)
tdSql.checkData(4, 0, None)
tdSql.checkData(0, 1, True)
tdSql.checkData(1, 1, True)
tdSql.checkData(2, 1, True)
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdSql.query(f"select avg(c0), last(c2) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(NEXT);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, 'varchar')
tdSql.checkData(1, 1, 'varchar')
tdSql.checkData(2, 1, 'varchar')
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdSql.query(f"select avg(c0), last(c3) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(NEXT);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, 'nchar')
tdSql.checkData(1, 1, 'nchar')
tdSql.checkData(2, 1, 'nchar')
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdSql.query(f"select avg(c0), last(c4) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(NEXT);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, b'varbinary')
tdSql.checkData(1, 1, b'varbinary')
tdSql.checkData(2, 1, b'varbinary')
tdSql.checkData(3, 1, None)
tdSql.checkData(4, 1, None)
tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:20', 15, False, '中文', '中文', '中文');")
tdLog.printNoPrefix("==========step6:fill next")
tdSql.query(f"select avg(c0), last(c1) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(NEXT);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, True)
tdSql.checkData(1, 1, True)
tdSql.checkData(2, 1, True)
tdSql.checkData(3, 1, False)
tdSql.checkData(4, 1, False)
tdSql.query(f"select avg(c0), last(c2) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(NEXT);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, 'varchar')
tdSql.checkData(1, 1, 'varchar')
tdSql.checkData(2, 1, 'varchar')
tdSql.checkData(3, 1, '中文')
tdSql.checkData(4, 1, '中文')
tdSql.query(f"select avg(c0), last(c3) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(NEXT);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, 'nchar')
tdSql.checkData(1, 1, 'nchar')
tdSql.checkData(2, 1, 'nchar')
tdSql.checkData(3, 1, '中文')
tdSql.checkData(4, 1, '中文')
tdSql.query(f"select avg(c0), last(c4) from {dbname}.{tbname} where ts>='2020-02-01 00:00:00' and ts<='2020-02-01 00:00:20' interval(5s) fill(NEXT);")
tdSql.checkRows(5)
tdSql.checkData(0, 1, b'varbinary')
tdSql.checkData(1, 1, b'varbinary')
tdSql.checkData(2, 1, b'varbinary')
tdSql.checkData(3, 1, b'\xe4\xb8\xad\xe6\x96\x87')
tdSql.checkData(4, 1, b'\xe4\xb8\xad\xe6\x96\x87')
def stop(self):
tdSql.close()
tdLog.success(f"{__file__} successfully executed")
tdCases.addLinux(__file__, TDTestCase())
tdCases.addWindows(__file__, TDTestCase())
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