未验证 提交 e5da5802 编写于 作者: S Shengliang Guan 提交者: GitHub

Merge pull request #16808 from taosdata/feature/TD-18948

feat(stream):optimize delete window
...@@ -459,10 +459,11 @@ typedef struct SPartitionDataInfo { ...@@ -459,10 +459,11 @@ typedef struct SPartitionDataInfo {
SArray* rowIds; SArray* rowIds;
} SPartitionDataInfo; } SPartitionDataInfo;
typedef struct STimeWindowSupp { typedef struct STimeWindowAggSupp {
int8_t calTrigger; int8_t calTrigger;
int64_t waterMark; int64_t waterMark;
TSKEY maxTs; TSKEY maxTs;
TSKEY minTs;
SColumnInfoData timeWindowData; // query time window info for scalar function execution. SColumnInfoData timeWindowData; // query time window info for scalar function execution.
} STimeWindowAggSupp; } STimeWindowAggSupp;
......
...@@ -1355,7 +1355,7 @@ static void setInverFunction(SqlFunctionCtx* pCtx, int32_t num, EStreamType type ...@@ -1355,7 +1355,7 @@ static void setInverFunction(SqlFunctionCtx* pCtx, int32_t num, EStreamType type
} }
} }
void doClearWindowImpl(SResultRowPosition* p1, SDiskbasedBuf* pResultBuf, SExprSupp* pSup, int32_t numOfOutput) { static void doClearWindowImpl(SResultRowPosition* p1, SDiskbasedBuf* pResultBuf, SExprSupp* pSup, int32_t numOfOutput) {
SResultRow* pResult = getResultRowByPos(pResultBuf, p1, false); SResultRow* pResult = getResultRowByPos(pResultBuf, p1, false);
SqlFunctionCtx* pCtx = pSup->pCtx; SqlFunctionCtx* pCtx = pSup->pCtx;
for (int32_t i = 0; i < numOfOutput; ++i) { for (int32_t i = 0; i < numOfOutput; ++i) {
...@@ -1374,7 +1374,7 @@ void doClearWindowImpl(SResultRowPosition* p1, SDiskbasedBuf* pResultBuf, SExprS ...@@ -1374,7 +1374,7 @@ void doClearWindowImpl(SResultRowPosition* p1, SDiskbasedBuf* pResultBuf, SExprS
releaseBufPage(pResultBuf, bufPage); releaseBufPage(pResultBuf, bufPage);
} }
bool doClearWindow(SAggSupporter* pAggSup, SExprSupp* pSup, char* pData, int16_t bytes, uint64_t groupId, static bool doClearWindow(SAggSupporter* pAggSup, SExprSupp* pSup, char* pData, int16_t bytes, uint64_t groupId,
int32_t numOfOutput) { int32_t numOfOutput) {
SET_RES_WINDOW_KEY(pAggSup->keyBuf, pData, bytes, groupId); SET_RES_WINDOW_KEY(pAggSup->keyBuf, pData, bytes, groupId);
SResultRowPosition* p1 = SResultRowPosition* p1 =
...@@ -1402,18 +1402,21 @@ bool doDeleteIntervalWindow(SAggSupporter* pAggSup, TSKEY ts, uint64_t groupId) ...@@ -1402,18 +1402,21 @@ bool doDeleteIntervalWindow(SAggSupporter* pAggSup, TSKEY ts, uint64_t groupId)
return true; return true;
} }
void doDeleteSpecifyIntervalWindow(SAggSupporter* pAggSup, SSDataBlock* pBlock, SArray* pDelWins, SInterval* pInterval, static void doDeleteSpecifyIntervalWindow(SAggSupporter* pAggSup, STimeWindowAggSupp* pTwSup, SSDataBlock* pBlock,
SHashObj* pUpdatedMap) { SArray* pDelWins, SInterval* pInterval, SHashObj* pUpdatedMap) {
SColumnInfoData* pStartCol = taosArrayGet(pBlock->pDataBlock, START_TS_COLUMN_INDEX); SColumnInfoData* pStartCol = taosArrayGet(pBlock->pDataBlock, START_TS_COLUMN_INDEX);
TSKEY* tsStarts = (TSKEY*)pStartCol->pData; TSKEY* tsStarts = (TSKEY*)pStartCol->pData;
SColumnInfoData* pEndCol = taosArrayGet(pBlock->pDataBlock, END_TS_COLUMN_INDEX); SColumnInfoData* pEndCol = taosArrayGet(pBlock->pDataBlock, END_TS_COLUMN_INDEX);
TSKEY* tsEnds = (TSKEY*)pEndCol->pData; TSKEY* tsEnds = (TSKEY*)pEndCol->pData;
SColumnInfoData* pGroupCol = taosArrayGet(pBlock->pDataBlock, GROUPID_COLUMN_INDEX); SColumnInfoData* pGroupCol = taosArrayGet(pBlock->pDataBlock, GROUPID_COLUMN_INDEX);
uint64_t* groupIds = (uint64_t*)pGroupCol->pData; uint64_t* groupIds = (uint64_t*)pGroupCol->pData;
int64_t numOfWin = tSimpleHashGetSize(pAggSup->pResultRowHashTable);
for (int32_t i = 0; i < pBlock->info.rows; i++) { for (int32_t i = 0; i < pBlock->info.rows; i++) {
TSKEY startTs = TMAX(tsStarts[i], pTwSup->minTs);
TSKEY endTs = TMIN(tsEnds[i], pTwSup->maxTs);
SResultRowInfo dumyInfo; SResultRowInfo dumyInfo;
dumyInfo.cur.pageId = -1; dumyInfo.cur.pageId = -1;
STimeWindow win = getActiveTimeWindow(NULL, &dumyInfo, tsStarts[i], pInterval, TSDB_ORDER_ASC); STimeWindow win = getActiveTimeWindow(NULL, &dumyInfo, startTs, pInterval, TSDB_ORDER_ASC);
do { do {
doDeleteIntervalWindow(pAggSup, win.skey, groupIds[i]); doDeleteIntervalWindow(pAggSup, win.skey, groupIds[i]);
SWinKey winRes = {.ts = win.skey, .groupId = groupIds[i]}; SWinKey winRes = {.ts = win.skey, .groupId = groupIds[i]};
...@@ -1424,7 +1427,7 @@ void doDeleteSpecifyIntervalWindow(SAggSupporter* pAggSup, SSDataBlock* pBlock, ...@@ -1424,7 +1427,7 @@ void doDeleteSpecifyIntervalWindow(SAggSupporter* pAggSup, SSDataBlock* pBlock,
taosHashRemove(pUpdatedMap, &winRes, sizeof(SWinKey)); taosHashRemove(pUpdatedMap, &winRes, sizeof(SWinKey));
} }
getNextTimeWindow(pInterval, pInterval->precision, TSDB_ORDER_ASC, &win); getNextTimeWindow(pInterval, pInterval->precision, TSDB_ORDER_ASC, &win);
} while (win.skey <= tsEnds[i]); } while (win.skey <= endTs);
} }
} }
...@@ -3030,6 +3033,7 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) { ...@@ -3030,6 +3033,7 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) {
_hash_fn_t hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY); _hash_fn_t hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY);
SHashObj* pUpdatedMap = taosHashInit(1024, hashFn, false, HASH_NO_LOCK); SHashObj* pUpdatedMap = taosHashInit(1024, hashFn, false, HASH_NO_LOCK);
TSKEY maxTs = INT64_MIN; TSKEY maxTs = INT64_MIN;
TSKEY minTs = INT64_MAX;
SExprSupp* pSup = &pOperator->exprSupp; SExprSupp* pSup = &pOperator->exprSupp;
...@@ -3101,8 +3105,6 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) { ...@@ -3101,8 +3105,6 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) {
break; break;
} }
printDataBlock(pBlock, IS_FINAL_OP(pInfo) ? "interval final recv" : "interval semi recv"); printDataBlock(pBlock, IS_FINAL_OP(pInfo) ? "interval final recv" : "interval semi recv");
maxTs = TMAX(maxTs, pBlock->info.window.ekey);
maxTs = TMAX(maxTs, pBlock->info.watermark);
ASSERT(pBlock->info.type != STREAM_INVERT); ASSERT(pBlock->info.type != STREAM_INVERT);
if (pBlock->info.type == STREAM_NORMAL || pBlock->info.type == STREAM_PULL_DATA) { if (pBlock->info.type == STREAM_NORMAL || pBlock->info.type == STREAM_PULL_DATA) {
...@@ -3129,13 +3131,13 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) { ...@@ -3129,13 +3131,13 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) {
break; break;
} else if (pBlock->info.type == STREAM_DELETE_DATA || pBlock->info.type == STREAM_DELETE_RESULT) { } else if (pBlock->info.type == STREAM_DELETE_DATA || pBlock->info.type == STREAM_DELETE_RESULT) {
SArray* delWins = taosArrayInit(8, sizeof(SWinKey)); SArray* delWins = taosArrayInit(8, sizeof(SWinKey));
doDeleteSpecifyIntervalWindow(&pInfo->aggSup, pBlock, delWins, &pInfo->interval, pUpdatedMap); doDeleteSpecifyIntervalWindow(&pInfo->aggSup, &pInfo->twAggSup, pBlock, delWins, &pInfo->interval, pUpdatedMap);
if (IS_FINAL_OP(pInfo)) { if (IS_FINAL_OP(pInfo)) {
int32_t childIndex = getChildIndex(pBlock); int32_t childIndex = getChildIndex(pBlock);
SOperatorInfo* pChildOp = taosArrayGetP(pInfo->pChildren, childIndex); SOperatorInfo* pChildOp = taosArrayGetP(pInfo->pChildren, childIndex);
SStreamFinalIntervalOperatorInfo* pChildInfo = pChildOp->info; SStreamFinalIntervalOperatorInfo* pChildInfo = pChildOp->info;
SExprSupp* pChildSup = &pChildOp->exprSupp; SExprSupp* pChildSup = &pChildOp->exprSupp;
doDeleteSpecifyIntervalWindow(&pChildInfo->aggSup, pBlock, NULL, &pChildInfo->interval, NULL); doDeleteSpecifyIntervalWindow(&pChildInfo->aggSup, &pInfo->twAggSup, pBlock, NULL, &pChildInfo->interval, NULL);
rebuildIntervalWindow(pInfo, pSup, delWins, pInfo->binfo.pRes->info.groupId, pOperator->exprSupp.numOfExprs, rebuildIntervalWindow(pInfo, pSup, delWins, pInfo->binfo.pRes->info.groupId, pOperator->exprSupp.numOfExprs,
pOperator->pTaskInfo, pUpdatedMap); pOperator->pTaskInfo, pUpdatedMap);
addRetriveWindow(delWins, pInfo); addRetriveWindow(delWins, pInfo);
...@@ -3189,9 +3191,13 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) { ...@@ -3189,9 +3191,13 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) {
setInputDataBlock(pChildOp, pChildOp->exprSupp.pCtx, pBlock, pChInfo->order, MAIN_SCAN, true); setInputDataBlock(pChildOp, pChildOp->exprSupp.pCtx, pBlock, pChInfo->order, MAIN_SCAN, true);
doHashIntervalAgg(pChildOp, pBlock, pBlock->info.groupId, NULL); doHashIntervalAgg(pChildOp, pBlock, pBlock->info.groupId, NULL);
} }
maxTs = TMAX(maxTs, pBlock->info.window.ekey);
maxTs = TMAX(maxTs, pBlock->info.watermark);
minTs = TMIN(minTs, pBlock->info.window.skey);
} }
pInfo->twAggSup.maxTs = TMAX(pInfo->twAggSup.maxTs, maxTs); pInfo->twAggSup.maxTs = TMAX(pInfo->twAggSup.maxTs, maxTs);
pInfo->twAggSup.minTs = TMIN(pInfo->twAggSup.minTs, minTs);
if (IS_FINAL_OP(pInfo)) { if (IS_FINAL_OP(pInfo)) {
closeIntervalWindow(pInfo->aggSup.pResultRowHashTable, &pInfo->twAggSup, &pInfo->interval, pInfo->pPullDataMap, closeIntervalWindow(pInfo->aggSup.pResultRowHashTable, &pInfo->twAggSup, &pInfo->interval, pInfo->pPullDataMap,
pUpdatedMap, pInfo->pRecycledPages, pInfo->aggSup.pResultBuf); pUpdatedMap, pInfo->pRecycledPages, pInfo->aggSup.pResultBuf);
...@@ -3264,6 +3270,7 @@ SOperatorInfo* createStreamFinalIntervalOperatorInfo(SOperatorInfo* downstream, ...@@ -3264,6 +3270,7 @@ SOperatorInfo* createStreamFinalIntervalOperatorInfo(SOperatorInfo* downstream,
.waterMark = pIntervalPhyNode->window.watermark, .waterMark = pIntervalPhyNode->window.watermark,
.calTrigger = pIntervalPhyNode->window.triggerType, .calTrigger = pIntervalPhyNode->window.triggerType,
.maxTs = INT64_MIN, .maxTs = INT64_MIN,
.minTs = INT64_MAX,
}; };
ASSERT(pInfo->twAggSup.calTrigger != STREAM_TRIGGER_MAX_DELAY); ASSERT(pInfo->twAggSup.calTrigger != STREAM_TRIGGER_MAX_DELAY);
pInfo->primaryTsIndex = ((SColumnNode*)pIntervalPhyNode->window.pTspk)->slotId; pInfo->primaryTsIndex = ((SColumnNode*)pIntervalPhyNode->window.pTspk)->slotId;
...@@ -3507,7 +3514,11 @@ SOperatorInfo* createStreamSessionAggOperatorInfo(SOperatorInfo* downstream, SPh ...@@ -3507,7 +3514,11 @@ SOperatorInfo* createStreamSessionAggOperatorInfo(SOperatorInfo* downstream, SPh
initDummyFunction(pInfo->pDummyCtx, pSup->pCtx, numOfCols); initDummyFunction(pInfo->pDummyCtx, pSup->pCtx, numOfCols);
pInfo->twAggSup = (STimeWindowAggSupp){ pInfo->twAggSup = (STimeWindowAggSupp){
.waterMark = pSessionNode->window.watermark, .calTrigger = pSessionNode->window.triggerType, .maxTs = INT64_MIN}; .waterMark = pSessionNode->window.watermark,
.calTrigger = pSessionNode->window.triggerType,
.maxTs = INT64_MIN,
.minTs = INT64_MAX,
};
initResultRowInfo(&pInfo->binfo.resultRowInfo); initResultRowInfo(&pInfo->binfo.resultRowInfo);
initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window); initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window);
...@@ -4832,6 +4843,7 @@ SOperatorInfo* createStreamStateAggOperatorInfo(SOperatorInfo* downstream, SPhys ...@@ -4832,6 +4843,7 @@ SOperatorInfo* createStreamStateAggOperatorInfo(SOperatorInfo* downstream, SPhys
.waterMark = pStateNode->window.watermark, .waterMark = pStateNode->window.watermark,
.calTrigger = pStateNode->window.triggerType, .calTrigger = pStateNode->window.triggerType,
.maxTs = INT64_MIN, .maxTs = INT64_MIN,
.minTs = INT64_MAX,
}; };
initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window); initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window);
...@@ -5632,6 +5644,7 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) { ...@@ -5632,6 +5644,7 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) {
SStreamIntervalOperatorInfo* pInfo = pOperator->info; SStreamIntervalOperatorInfo* pInfo = pOperator->info;
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo; SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
int64_t maxTs = INT64_MIN; int64_t maxTs = INT64_MIN;
int64_t minTs = INT64_MAX;
SExprSupp* pSup = &pOperator->exprSupp; SExprSupp* pSup = &pOperator->exprSupp;
if (pOperator->status == OP_EXEC_DONE) { if (pOperator->status == OP_EXEC_DONE) {
...@@ -5676,7 +5689,8 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) { ...@@ -5676,7 +5689,8 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) {
qDebug("%s clear existed time window results for updates checked", GET_TASKID(pTaskInfo)); qDebug("%s clear existed time window results for updates checked", GET_TASKID(pTaskInfo));
continue; continue;
} else if (pBlock->info.type == STREAM_DELETE_DATA || pBlock->info.type == STREAM_DELETE_RESULT) { } else if (pBlock->info.type == STREAM_DELETE_DATA || pBlock->info.type == STREAM_DELETE_RESULT) {
doDeleteSpecifyIntervalWindow(&pInfo->aggSup, pBlock, pInfo->pDelWins, &pInfo->interval, pUpdatedMap); doDeleteSpecifyIntervalWindow(&pInfo->aggSup, &pInfo->twAggSup, pBlock, pInfo->pDelWins, &pInfo->interval,
pUpdatedMap);
continue; continue;
} else if (pBlock->info.type == STREAM_GET_ALL) { } else if (pBlock->info.type == STREAM_GET_ALL) {
getAllIntervalWindow(pInfo->aggSup.pResultRowHashTable, pUpdatedMap); getAllIntervalWindow(pInfo->aggSup.pResultRowHashTable, pUpdatedMap);
...@@ -5702,11 +5716,13 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) { ...@@ -5702,11 +5716,13 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) {
} }
maxTs = TMAX(maxTs, pBlock->info.window.ekey); maxTs = TMAX(maxTs, pBlock->info.window.ekey);
minTs = TMIN(minTs, pBlock->info.window.skey);
doStreamIntervalAggImpl(pOperator, &pInfo->binfo.resultRowInfo, pBlock, MAIN_SCAN, pUpdatedMap); doStreamIntervalAggImpl(pOperator, &pInfo->binfo.resultRowInfo, pBlock, MAIN_SCAN, pUpdatedMap);
// new disc buf // new disc buf
/*doStreamIntervalAggImpl2(pOperator, pBlock, pBlock->info.groupId, pUpdatedMap);*/ /*doStreamIntervalAggImpl2(pOperator, pBlock, pBlock->info.groupId, pUpdatedMap);*/
} }
pInfo->twAggSup.maxTs = TMAX(pInfo->twAggSup.maxTs, maxTs); pInfo->twAggSup.maxTs = TMAX(pInfo->twAggSup.maxTs, maxTs);
pInfo->twAggSup.minTs = TMIN(pInfo->twAggSup.minTs, minTs);
#if 0 #if 0
if (pState) { if (pState) {
...@@ -5805,6 +5821,7 @@ SOperatorInfo* createStreamIntervalOperatorInfo(SOperatorInfo* downstream, SPhys ...@@ -5805,6 +5821,7 @@ SOperatorInfo* createStreamIntervalOperatorInfo(SOperatorInfo* downstream, SPhys
.waterMark = pIntervalPhyNode->window.watermark, .waterMark = pIntervalPhyNode->window.watermark,
.calTrigger = pIntervalPhyNode->window.triggerType, .calTrigger = pIntervalPhyNode->window.triggerType,
.maxTs = INT64_MIN, .maxTs = INT64_MIN,
.minTs = INT64_MAX,
}; };
ASSERT(twAggSupp.calTrigger != STREAM_TRIGGER_MAX_DELAY); ASSERT(twAggSupp.calTrigger != STREAM_TRIGGER_MAX_DELAY);
pOperator->pTaskInfo = pTaskInfo; pOperator->pTaskInfo = pTaskInfo;
......
...@@ -247,8 +247,9 @@ void *tSimpleHashGet(SSHashObj *pHashObj, const void *key, size_t keyLen) { ...@@ -247,8 +247,9 @@ void *tSimpleHashGet(SSHashObj *pHashObj, const void *key, size_t keyLen) {
} }
int32_t tSimpleHashRemove(SSHashObj *pHashObj, const void *key, size_t keyLen) { int32_t tSimpleHashRemove(SSHashObj *pHashObj, const void *key, size_t keyLen) {
int32_t code = TSDB_CODE_FAILED;
if (!pHashObj || !key) { if (!pHashObj || !key) {
return TSDB_CODE_FAILED; return code;
} }
uint32_t hashVal = (*pHashObj->hashFp)(key, (uint32_t)keyLen); uint32_t hashVal = (*pHashObj->hashFp)(key, (uint32_t)keyLen);
...@@ -266,13 +267,14 @@ int32_t tSimpleHashRemove(SSHashObj *pHashObj, const void *key, size_t keyLen) { ...@@ -266,13 +267,14 @@ int32_t tSimpleHashRemove(SSHashObj *pHashObj, const void *key, size_t keyLen) {
} }
FREE_HASH_NODE(pNode); FREE_HASH_NODE(pNode);
atomic_sub_fetch_64(&pHashObj->size, 1); atomic_sub_fetch_64(&pHashObj->size, 1);
code = TSDB_CODE_SUCCESS;
break; break;
} }
pPrev = pNode; pPrev = pNode;
pNode = pNode->next; pNode = pNode->next;
} }
return TSDB_CODE_SUCCESS; return code;
} }
int32_t tSimpleHashIterateRemove(SSHashObj *pHashObj, const void *key, size_t keyLen, void **pIter, int32_t *iter) { int32_t tSimpleHashIterateRemove(SSHashObj *pHashObj, const void *key, size_t keyLen, void **pIter, int32_t *iter) {
......
...@@ -186,7 +186,9 @@ endi ...@@ -186,7 +186,9 @@ endi
sql drop stream if exists streams2; sql drop stream if exists streams2;
sql drop database if exists test2; sql drop database if exists test2;
sql drop database if exists test;
sql create database test2 vgroups 4; sql create database test2 vgroups 4;
sql create database test vgroups 1;
sql use test2; sql use test2;
sql create stable st(ts timestamp, a int, b int, c int, d double) tags(ta int,tb int,tc int); sql create stable st(ts timestamp, a int, b int, c int, d double) tags(ta int,tb int,tc int);
sql create table t1 using st tags(1,1,1); sql create table t1 using st tags(1,1,1);
...@@ -411,6 +413,80 @@ if $data12 != 3 then ...@@ -411,6 +413,80 @@ if $data12 != 3 then
goto loop14 goto loop14
endi endi
return 1
sql drop stream if exists streams3;
sql drop database if exists test3;
sql drop database if exists test;
sql create database test3 vgroups 4;
sql create database test vgroups 1;
sql use test3;
sql create stable st(ts timestamp, a int, b int, c int, d double) tags(ta int,tb int,tc int);
sql create table t1 using st tags(1,1,1);
sql create table t2 using st tags(2,2,2);
sql create stream streams3 trigger at_once into test.streamt3 as select _wstart c1, count(*) c2, max(a) c3 from st interval(10s);
sql insert into t1 values(1648791213000,NULL,NULL,NULL,NULL);
sql insert into t2 values(1648791213000,NULL,NULL,NULL,NULL);
$loop_count = 0
sql delete from t1;
loop15:
sleep 200
sql select * from test.streamt2 order by c1, c2, c3;
$loop_count = $loop_count + 1
if $loop_count == 10 then
return -1
endi
if $rows != 1 then
print =====rows=$rows
goto loop15
endi
$loop_count = 0
sql delete from t1 where ts > 100;
loop16:
sleep 200
sql select * from test.streamt2 order by c1, c2, c3;
$loop_count = $loop_count + 1
if $loop_count == 10 then
return -1
endi
if $rows != 1 then
print =====rows=$rows
goto loop16
endi
$loop_count = 0
sql delete from st;
loop17:
sleep 200
sql select * from test.streamt2 order by c1, c2, c3;
$loop_count = $loop_count + 1
if $loop_count == 10 then
return -1
endi
if $rows != 0 then
print =====rows=$rows
goto loop17
endi
$loop_all = $loop_all + 1 $loop_all = $loop_all + 1
print ============loop_all=$loop_all print ============loop_all=$loop_all
......
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