TDengine/test/cases/18-StreamProcessing/02-Stream/stream_subquery.py

825 lines
31 KiB
Python

import time
import math
import random
from new_test_framework.utils import tdLog, tdSql, tdStream, streamUtil,StreamTableType, StreamTable, cluster
from random import randint
import os
import subprocess
class TestStreamSubquery:
#
# taos.cfg config
#
# updatecfgDict = {
# "numOfMnodeStreamMgmtThreads" : "4",
# "numOfStreamMgmtThreads" : "5",
# "numOfVnodeStreamReaderThreads": "6",
# "numOfStreamTriggerThreads" : "7",
# "numOfStreamRunnerThreads" : "8"
# }
def setup_class(cls):
tdLog.debug(f"start to execute {__file__}")
def test_stream_subquery(self):
"""Stream with subquery filter
1. Check stream interval result
Since: v3.4.1.0
Labels: common,ci
Jira: None
History:
- 2026-02-06 Stephen Jin Created
"""
# ntb
self.prepareData()
self.createRangeStream()
self.checkRangeResult()
self.dropStream('db.sub_range_stream')
# stb
self.prepareStbData()
self.createStbStream()
self.checkStbResult()
self.dropStream('db.stb_stream')
self.dropOutTable('db.stb_tb')
# stb of subquery with dynamical tbname
self.createStbStreamDyntbname()
self.checkStbResult()
self.dropStream('db.stb_stream_dyntbname')
self.dropOutTable('db.stb_tb')
# ntb with two subqs
self.createTwoSubqStream()
self.checkTwoSubqResult()
self.dropStream('db.twosubq_stream')
self.dropOutTable('db.twosubq_tb')
# ntb with in
self.createInStream()
self.checkInResult()
self.dropStream('db.sub_in_stream')
self.dropOutTable('db.sub_in_tb')
# ntb with in recursively
self.createInRecursiveStream()
self.checkInRecursiveResult()
self.dropStream('db.sub_in_rec_stream')
self.dropOutTable('db.sub_in_rec_tb')
# ntb with any
self.createAnyStream()
self.checkAnyResult()
self.dropStream('db.sub_any_stream')
self.dropOutTable('db.sub_any_tb')
# ntb with some (synonym for any)
self.createSomeStream()
self.checkSomeResult()
self.dropStream('db.sub_some_stream')
self.dropOutTable('db.sub_some_tb')
# ntb with not in
self.createNotInStream()
self.checkNotInResult()
self.dropStream('db.sub_notin_stream')
self.dropOutTable('db.sub_notin_tb')
# ntb with exists
self.createExistsStream()
self.checkExistsResult()
self.dropStream('db.sub_exists_stream')
self.dropOutTable('db.sub_exists_tb')
# ntb with not exists
self.createNotExistsStream()
self.checkNotExistsResult()
self.dropStream('db.sub_nexists_stream')
self.dropOutTable('db.sub_nexists_tb')
# ntb with all
self.createAllStream()
self.checkAllResult()
self.dropStream('db.sub_all_stream')
self.dropOutTable('db.sub_all_tb')
# ntb with > any (filtering — only f1 > min of subquery)
self.createGtAnyStream()
self.checkGtAnyResult()
self.dropStream('db.sub_gtany_stream')
self.dropOutTable('db.sub_gtany_tb')
#self.prepareCountData()
#self.createCountStream()
#self.checkCountResult()
def dropStream(self, streamName):
tdLog.info(f"Drop stream {streamName}")
sqls = [
f"drop stream {streamName};",
]
tdSql.executes(sqls)
tdLog.info(f"Drop stream {streamName} successfully.")
def dropOutTable(self, tbName):
tdLog.info(f"Drop table if exists {tbName}")
sqls = [
f"Drop table if exists {tbName};",
]
tdSql.executes(sqls)
tdLog.info(f"Drop table {tbName} successfully.")
def prepareData(self):
tdLog.info(f"prepare data")
sqls = [
"alter dnode 1 'debugflag 143';",
"drop database if exists db;",
"create database db vgroups 1;",
"create table db.tb (ts timestamp, f1 int);",
"insert into db.tb values('2026-1-12 00:00:00', 10);",
"insert into db.tb values('2026-1-12 00:00:01', 20);",
"insert into db.tb values('2026-1-12 00:00:02', 30);",
"insert into db.tb values('2026-1-12 00:00:03', 40);",
"create snode on dnode 1;",
]
tdSql.executes(sqls)
tdLog.info(f"create successfully.")
def createRangeStream(self):
tdLog.info(f"create stream:")
sql = (
f"create stream db.sub_range_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_range_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 > (select first(f1)-1 from db.tb);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkRangeResult(self):
tdLog.info(f"checkIntervalResult start")
while True:
tdSql.query(f"select count(*) from db.`sub_range_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_range_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
def prepareStbData(self):
tdLog.info(f"prepare stb data")
sqls = [
"create table db.stb (ts timestamp, f1 int) tags(t1 int);",
"create table db.ctb using db.stb tags(1);",
"create table db.ctb2 using db.stb tags(1);",
"insert into db.ctb values('2026-1-12 00:00:00', 10);",
"insert into db.ctb values('2026-1-12 00:00:01', 20);",
"insert into db.ctb2 values('2026-1-12 00:00:02', 30);",
"insert into db.ctb2 values('2026-1-12 00:00:03', 40);",
]
tdSql.executes(sqls)
tdLog.info(f"create successfully.")
def createStbStream(self):
tdLog.info(f"create stb stream.")
sql = (
f"create stream db.stb_stream count_window(2, 1) from db.stb partition by tbname stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.stb_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from %%tbname where ts>= _twstart and ts<= _twend and f1 > (select first(f1)-1 from db.stb);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def createStbStreamDyntbname(self):
tdLog.info(f"create stb stream dyntbname")
sql = (
f"create stream db.stb_stream_dyntbname count_window(2, 1) from db.stb partition by tbname stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.stb_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from %%tbname where ts>= _twstart and ts<= _twend and f1 > (select first(f1)-1 from %%tbname);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkStbResult(self):
tdLog.info(f"check stb result start")
while True:
tdSql.query(f"select count(*) from db.`stb_tb`;")
if tdSql.getData(0,0) == 2:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`stb_tb` order by ts;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 30)
tdSql.checkData(1, 2, 40)
tdLog.info(f"check stream result successfully.")
def createTwoSubqStream(self):
tdLog.info(f"create twosubq stream")
sql = (
f"create stream db.twosubq_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.twosubq_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 > (select first(f1)-1 from db.tb) and f1 < (select last(f1)+1 from db.tb);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkTwoSubqResult(self):
tdLog.info(f"check twosubq result start")
while True:
tdSql.query(f"select count(*) from db.`twosubq_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`twosubq_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
def createInStream(self):
tdLog.info(f"create stream:")
sql = (
f"create stream db.sub_in_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_in_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 in (select f1 from db.tb);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkInResult(self):
tdLog.info(f"checkInResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_in_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_in_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
def createInRecursiveStream(self):
tdLog.info(f"create stream:")
sql = (
f"create stream db.sub_in_rec_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_in_rec_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 in (select f1 from db.tb where f1 > (select first(f1)-1 from db.tb));"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkInRecursiveResult(self):
tdLog.info(f"checkInRecursiveResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_in_rec_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_in_rec_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
def createAnyStream(self):
tdLog.info(f"create stream:")
sql = (
f"create stream db.sub_any_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_any_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 = any (select f1 from db.tb);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkAnyResult(self):
tdLog.info(f"checkAnyResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_any_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_any_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
# ── SOME (synonym for ANY) ────────────────────────────────────────────
# f1 = some (select f1 from db.tb) → equivalent to IN → all 4 rows match → 3 windows
def createSomeStream(self):
tdLog.info(f"create some stream:")
sql = (
f"create stream db.sub_some_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_some_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 = some (select f1 from db.tb);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkSomeResult(self):
tdLog.info(f"checkSomeResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_some_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_some_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
# ── NOT IN ────────────────────────────────────────────────────────────
# f1 not in (select f1 from db.tb where f1 > 100) → subquery returns empty → all rows pass → 3 windows
def createNotInStream(self):
tdLog.info(f"create not in stream:")
sql = (
f"create stream db.sub_notin_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_notin_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 not in (select f1 from db.tb where f1 > 100);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkNotInResult(self):
tdLog.info(f"checkNotInResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_notin_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_notin_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
# ── EXISTS ────────────────────────────────────────────────────────────
# exists (select 1 from db.tb where f1 > 0) → subquery has rows → true for every trigger row → 3 windows
def createExistsStream(self):
tdLog.info(f"create exists stream:")
sql = (
f"create stream db.sub_exists_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_exists_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and exists (select 1 from db.tb where f1 > 0);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkExistsResult(self):
tdLog.info(f"checkExistsResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_exists_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_exists_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
# ── NOT EXISTS ────────────────────────────────────────────────────────
# not exists (select 1 from db.tb where f1 > 100) → subquery returns no rows → true → 3 windows
def createNotExistsStream(self):
tdLog.info(f"create not exists stream:")
sql = (
f"create stream db.sub_nexists_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_nexists_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and not exists (select 1 from db.tb where f1 > 100);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkNotExistsResult(self):
tdLog.info(f"checkNotExistsResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_nexists_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_nexists_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
# ── ALL ───────────────────────────────────────────────────────────────
# f1 >= all (select first(f1) from db.tb) → first(f1)=10, all values >= 10 → all rows pass → 3 windows
def createAllStream(self):
tdLog.info(f"create all stream:")
sql = (
f"create stream db.sub_all_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_all_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 >= all (select first(f1) from db.tb);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkAllResult(self):
tdLog.info(f"checkAllResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_all_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_all_tb`;")
tdSql.checkData(0, 1, 10)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
# ── > ANY (with filtering) ────────────────────────────────────────────
# f1 > any (select f1 from db.tb where f1 < 30) → subquery returns {10,20} → f1 > min(10) → f1 > 10
# Only f1=20,30,40 pass. count_window(2,1) over 3 rows → 2 windows: [20,30] and [30,40]
def createGtAnyStream(self):
tdLog.info(f"create > any stream:")
sql = (
f"create stream db.sub_gtany_stream count_window(2, 1) from db.tb stream_options(fill_history('2026-01-11 00:00:00')|low_latency_calc) into db.sub_gtany_tb as select _twstart as ts, first(f1) as ff1, last(f1) as lf1 from db.tb where ts>= _twstart and ts<= _twend and f1 > any (select f1 from db.tb where f1 < 30);"
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkGtAnyResult(self):
tdLog.info(f"checkGtAnyResult start")
time.sleep(2)
while True:
tdSql.query(f"select count(*) from db.`sub_gtany_tb`;")
if tdSql.getData(0,0) == 3:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`sub_gtany_tb`;")
tdSql.checkData(0, 1, 20)
tdSql.checkData(0, 2, 20)
tdSql.checkData(1, 1, 20)
tdSql.checkData(1, 2, 30)
tdSql.checkData(2, 1, 30)
tdSql.checkData(2, 2, 40)
tdLog.info(f"check stream result successfully.")
def prepareCountData(self):
tdLog.info(f"prepare count data")
sqls = [
"alter dnode 1 'debugflag 135';",
"drop database db",
"create database db vgroups 4;",
"create table db.meters (ts timestamp, current int) tags(`groupid` int);"
]
ts = 1767196800000 # int(time.time())*1000
for t in range(0, 4):
sqls.append(f"create table db.d{t} using db.meters tags({t})")
for i in range(0, 4000000, 1000):
sqls.append(f"insert into db.d{t} values({ts+i},{i})")
tdSql.executes(sqls)
tdLog.info(f"create successfully.")
def createCountStream(self):
tdLog.info(f"create stream:")
sql = (
f"create stream db.meters_stream_count count_window(2,1) from db.meters partition by tbname ,groupid stream_options (fill_history ('2026-01-01 00:00:00') |low_latency_calc|watermark(10s)) into db.stream_meters_count output_subtable (concat('run_c_3#', tbname)) tags (groupid int as groupid) as select _twstart as ts, last(current) as now_batch, first(current) as previous_batch, _twstart as starttime, _twend as endtime from %%tbname where ts >= _twstart and ts<=_twend "
)
tdLog.info(f"create stream:{sql}")
try:
tdSql.execute(sql)
except Exception as e:
if "No stream available snode now" not in str(e):
raise Exception(f" user cant create stream no snode ,but create success")
while True:
tdSql.query(f"select status from information_schema.ins_streams")
if tdSql.getData(0,0) == "Running":
tdLog.info("Stream is running!")
break
tdLog.debug(f"current stream status: {tdSql.getData(0,0)}")
time.sleep(1)
def checkCountResult(self):
tdLog.info(f"checkIntervalResult start")
while True:
tdSql.query(f"select count(*) from db.`run_c_3#d0`")
if tdSql.getData(0,0) == 3999:
tdLog.info(f"get {tdSql.getData(0,0)} rows")
break
tdLog.debug(f"current row count: {tdSql.getData(0,0)}")
time.sleep(1)
tdSql.query(f"select * from db.`run_c_3#d0` order by ts limit 3065,10")
tdSql.checkData(7, 1, 3073000)
tdLog.info(f"check stream result successfully.")