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enh: set scan limit

This commit is contained in:
Liu Jicong 2022-12-27 14:35:55 +08:00
parent b2cec0f1e9
commit 39eb62d80d
5 changed files with 105 additions and 78 deletions
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1
include/libs/executor/executor.h
View File

@ -213,6 +213,7 @@ int32_t qStreamSourceRecoverStep1(qTaskInfo_t tinfo, int64_t ver);
int32_t qStreamSourceRecoverStep2(qTaskInfo_t tinfo, int64_t ver);
int32_t qStreamRecoverFinish(qTaskInfo_t tinfo);
int32_t qStreamRestoreParam(qTaskInfo_t tinfo);
bool qStreamRecoverScanFinished(qTaskInfo_t tinfo);
#ifdef __cplusplus
}

10
source/libs/executor/inc/executorimpl.h
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@ -136,6 +136,7 @@ typedef struct {
SSchemaWrapper* schema;
char tbName[TSDB_TABLE_NAME_LEN];
int8_t recoverStep;
int8_t recoverScanFinished;
SQueryTableDataCond tableCond;
int64_t fillHistoryVer1;
int64_t fillHistoryVer2;
@ -182,7 +183,7 @@ struct SExecTaskInfo {
SSubplan* pSubplan;
struct SOperatorInfo* pRoot;
SLocalFetch localFetch;
SArray* pResultBlockList;// result block list
SArray* pResultBlockList; // result block list
STaskStopInfo stopInfo;
};
@ -263,7 +264,7 @@ typedef struct SExchangeInfo {
// SArray<SSDataBlock*>, result block list, used to keep the multi-block that
// passed by downstream operator
SArray* pResultBlockList;
SArray* pRecycledBlocks;// build a pool for small data block to avoid to repeatly create and then destroy.
SArray* pRecycledBlocks; // build a pool for small data block to avoid to repeatly create and then destroy.
SSDataBlock* pDummyBlock; // dummy block, not keep data
bool seqLoadData; // sequential load data or not, false by default
int32_t current;
@ -468,6 +469,11 @@ typedef struct SStreamScanInfo {
SNodeList* pGroupTags;
SNode* pTagCond;
SNode* pTagIndexCond;
// recover
int32_t blockRecoverContiCnt;
int32_t blockRecoverTotCnt;
} SStreamScanInfo;
typedef struct {

4
source/libs/executor/src/executor.c
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@ -936,6 +936,10 @@ int32_t qStreamRestoreParam(qTaskInfo_t tinfo) {
}
return 0;
}
bool qStreamRecoverScanFinished(qTaskInfo_t tinfo) {
SExecTaskInfo* pTaskInfo = (SExecTaskInfo*)tinfo;
return pTaskInfo->streamInfo.recoverScanFinished;
}
void* qExtractReaderFromStreamScanner(void* scanner) {
SStreamScanInfo* pInfo = scanner;

34
source/libs/executor/src/scanoperator.c
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@ -768,8 +768,8 @@ static SSDataBlock* doTableScan(SOperatorInfo* pOperator) {
tableListGetGroupList(pTaskInfo->pTableInfoList, pInfo->currentGroupId, &pList, &num);
ASSERT(pInfo->base.dataReader == NULL);
int32_t code = tsdbReaderOpen(pInfo->base.readHandle.vnode, &pInfo->base.cond, pList, num,
pInfo->pResBlock, (STsdbReader**)&pInfo->base.dataReader, GET_TASKID(pTaskInfo));
int32_t code = tsdbReaderOpen(pInfo->base.readHandle.vnode, &pInfo->base.cond, pList, num, pInfo->pResBlock,
(STsdbReader**)&pInfo->base.dataReader, GET_TASKID(pTaskInfo));
if (code != TSDB_CODE_SUCCESS) {
T_LONG_JMP(pTaskInfo->env, code);
}
@ -986,8 +986,8 @@ static SSDataBlock* readPreVersionData(SOperatorInfo* pTableScanOp, uint64_t tbU
SSDataBlock* pBlock = pTableScanInfo->pResBlock;
STsdbReader* pReader = NULL;
int32_t code = tsdbReaderOpen(pTableScanInfo->base.readHandle.vnode, &cond, &tblInfo, 1, pBlock, (STsdbReader**)&pReader,
GET_TASKID(pTaskInfo));
int32_t code = tsdbReaderOpen(pTableScanInfo->base.readHandle.vnode, &cond, &tblInfo, 1, pBlock,
(STsdbReader**)&pReader, GET_TASKID(pTaskInfo));
if (code != TSDB_CODE_SUCCESS) {
terrno = code;
T_LONG_JMP(pTaskInfo->env, code);
@ -995,7 +995,7 @@ static SSDataBlock* readPreVersionData(SOperatorInfo* pTableScanOp, uint64_t tbU
}
if (tsdbNextDataBlock(pReader)) {
/*SSDataBlock* p = */tsdbRetrieveDataBlock(pReader, NULL);
/*SSDataBlock* p = */ tsdbRetrieveDataBlock(pReader, NULL);
doSetTagColumnData(&pTableScanInfo->base, pBlock, pTaskInfo, pBlock->info.rows);
pBlock->info.id.groupId = getTableGroupId(pTaskInfo->pTableInfoList, pBlock->info.id.uid);
}
@ -1753,11 +1753,18 @@ static SSDataBlock* doStreamScan(SOperatorInfo* pOperator) {
pTSInfo->scanTimes = 0;
pTSInfo->currentGroupId = -1;
pTaskInfo->streamInfo.recoverStep = STREAM_RECOVER_STEP__SCAN;
pTaskInfo->streamInfo.recoverScanFinished = false;
}
if (pTaskInfo->streamInfo.recoverStep == STREAM_RECOVER_STEP__SCAN) {
if (pInfo->blockRecoverContiCnt > 100) {
pInfo->blockRecoverTotCnt += pInfo->blockRecoverContiCnt;
pInfo->blockRecoverContiCnt = 0;
return NULL;
}
SSDataBlock* pBlock = doTableScan(pInfo->pTableScanOp);
if (pBlock != NULL) {
pInfo->blockRecoverContiCnt++;
calBlockTbName(pInfo, pBlock);
if (pInfo->pUpdateInfo) {
TSKEY maxTs = updateInfoFillBlockData(pInfo->pUpdateInfo, pBlock, pInfo->primaryTsIndex);
@ -1775,6 +1782,7 @@ static SSDataBlock* doStreamScan(SOperatorInfo* pOperator) {
pTSInfo->base.cond.startVersion = -1;
pTSInfo->base.cond.endVersion = -1;
pTaskInfo->streamInfo.recoverScanFinished = true;
return NULL;
}
@ -2285,7 +2293,8 @@ SOperatorInfo* createStreamScanOperatorInfo(SReadHandle* pHandle, STableScanPhys
if (pHandle->initTableReader) {
pTSInfo->scanMode = TABLE_SCAN__TABLE_ORDER;
pTSInfo->base.dataReader = NULL;
code = tsdbReaderOpen(pHandle->vnode, &pTSInfo->base.cond, pList, num, pTSInfo->pResBlock, &pTSInfo->base.dataReader, NULL);
code = tsdbReaderOpen(pHandle->vnode, &pTSInfo->base.cond, pList, num, pTSInfo->pResBlock,
&pTSInfo->base.dataReader, NULL);
if (code != 0) {
terrno = code;
destroyTableScanOperatorInfo(pTableScanOp);
@ -2355,7 +2364,8 @@ SOperatorInfo* createStreamScanOperatorInfo(SReadHandle* pHandle, STableScanPhys
pOperator->exprSupp.numOfExprs = taosArrayGetSize(pInfo->pRes->pDataBlock);
__optr_fn_t nextFn = pTaskInfo->execModel == OPTR_EXEC_MODEL_STREAM ? doStreamScan : doQueueScan;
pOperator->fpSet = createOperatorFpSet(optrDummyOpenFn, nextFn, NULL, destroyStreamScanOperatorInfo, optrDefaultBufFn, NULL);
pOperator->fpSet =
createOperatorFpSet(optrDummyOpenFn, nextFn, NULL, destroyStreamScanOperatorInfo, optrDefaultBufFn, NULL);
return pOperator;
@ -2492,7 +2502,8 @@ SOperatorInfo* createTagScanOperatorInfo(SReadHandle* pReadHandle, STagScanPhysi
initResultSizeInfo(&pOperator->resultInfo, 4096);
blockDataEnsureCapacity(pInfo->pRes, pOperator->resultInfo.capacity);
pOperator->fpSet = createOperatorFpSet(optrDummyOpenFn, doTagScan, NULL, destroyTagScanOperatorInfo, optrDefaultBufFn, NULL);
pOperator->fpSet =
createOperatorFpSet(optrDummyOpenFn, doTagScan, NULL, destroyTagScanOperatorInfo, optrDefaultBufFn, NULL);
return pOperator;
@ -2517,7 +2528,8 @@ static SSDataBlock* getTableDataBlockImpl(void* param) {
void* p = tableListGetInfo(pTaskInfo->pTableInfoList, readIdx + pInfo->tableStartIndex);
SReadHandle* pHandle = &pInfo->base.readHandle;
int32_t code = tsdbReaderOpen(pHandle->vnode, pQueryCond, p, 1, pBlock, &pInfo->base.dataReader, GET_TASKID(pTaskInfo));
int32_t code =
tsdbReaderOpen(pHandle->vnode, pQueryCond, p, 1, pBlock, &pInfo->base.dataReader, GET_TASKID(pTaskInfo));
if (code != 0) {
T_LONG_JMP(pTaskInfo->env, code);
}
@ -3041,8 +3053,8 @@ SOperatorInfo* createTableCountScanOperatorInfo(SReadHandle* readHandle, STableC
setOperatorInfo(pOperator, "TableCountScanOperator", QUERY_NODE_PHYSICAL_PLAN_TABLE_COUNT_SCAN, false, OP_NOT_OPENED,
pInfo, pTaskInfo);
pOperator->fpSet =
createOperatorFpSet(optrDummyOpenFn, doTableCountScan, NULL, destoryTableCountScanOperator, optrDefaultBufFn, NULL);
pOperator->fpSet = createOperatorFpSet(optrDummyOpenFn, doTableCountScan, NULL, destoryTableCountScanOperator,
optrDefaultBufFn, NULL);
return pOperator;
_error:

4
source/libs/stream/src/streamExec.c
View File

@ -116,7 +116,11 @@ int32_t streamScanExec(SStreamTask* pTask, int32_t batchSz) {
ASSERT(0);
}
if (output == NULL) {
if (qStreamRecoverScanFinished(exec)) {
finished = true;
} else {
qSetStreamOpOpen(exec);
}
break;
}