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Merge remote-tracking branch 'origin/3.0' into fix/mnode

This commit is contained in:
Shengliang Guan 2022-06-17 11:43:34 +08:00
parent 5ae355077c 99c58a6683
commit d4f1c7857c
2 changed files with 26 additions and 31 deletions
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2
docs/en/14-reference/03-connector/rust.mdx
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@ -250,7 +250,7 @@ The [Taos] structure is the connection manager in [libtaos] and provides two mai
Column information is stored using [ColumnMeta].
``rust
```rust
let cols = &q.column_meta;
for col in cols {
println!("name: {}, type: {:?} , bytes: {}", col.name, col.type_, col.bytes);

55
source/libs/executor/src/scanoperator.c
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@ -2170,25 +2170,17 @@ SSDataBlock* getSortedTableMergeScanBlockData(SSortHandle* pHandle, int32_t capa
blockDataEnsureCapacity(p, capacity);
while (1) {
STupleHandle* pTupleHandle = NULL;
if (pInfo->prefetchedTuple == NULL) {
pTupleHandle = tsortNextTuple(pHandle);
} else {
pTupleHandle = pInfo->prefetchedTuple;
}
STupleHandle* pTupleHandle = tsortNextTuple(pHandle);
if (pTupleHandle == NULL) {
break;
}
appendOneRowToDataBlock(p, pTupleHandle);
if (p->info.rows >= capacity) {
break;
}
}
qDebug("%s get sorted row blocks, rows:%d", GET_TASKID(pTaskInfo), p->info.rows);
return (p->info.rows > 0) ? p : NULL;
}
@ -2261,7 +2253,6 @@ SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanN
SReadHandle* readHandle, SExecTaskInfo* pTaskInfo) {
STableMergeScanInfo* pInfo = taosMemoryCalloc(1, sizeof(STableMergeScanInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
if (pInfo == NULL || pOperator == NULL) {
goto _error;
}
@ -2284,17 +2275,16 @@ SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanN
pInfo->scanInfo = (SScanInfo){.numOfAsc = pTableScanNode->scanSeq[0], .numOfDesc = pTableScanNode->scanSeq[1]};
pInfo->readHandle = *readHandle;
pInfo->interval = extractIntervalInfo(pTableScanNode);
pInfo->readHandle = *readHandle;
pInfo->interval = extractIntervalInfo(pTableScanNode);
pInfo->sample.sampleRatio = pTableScanNode->ratio;
pInfo->sample.seed = taosGetTimestampSec();
pInfo->dataBlockLoadFlag = pTableScanNode->dataRequired;
pInfo->pFilterNode = pTableScanNode->scan.node.pConditions;
pInfo->dataReaders = dataReaders;
pInfo->scanFlag = MAIN_SCAN;
pInfo->pColMatchInfo = pColList;
pInfo->curTWinIdx = 0;
pInfo->sample.seed = taosGetTimestampSec();
pInfo->dataBlockLoadFlag = pTableScanNode->dataRequired;
pInfo->pFilterNode = pTableScanNode->scan.node.pConditions;
pInfo->dataReaders = dataReaders;
pInfo->scanFlag = MAIN_SCAN;
pInfo->pColMatchInfo = pColList;
pInfo->curTWinIdx = 0;
pInfo->pResBlock = createResDataBlock(pDescNode);
@ -2307,22 +2297,27 @@ SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanN
taosArrayPush(pInfo->sortSourceParams, param);
taosMemoryFree(param);
}
pInfo->pSortInfo = generateSortByTsInfo(pInfo->cond.order);
pInfo->pSortInputBlock = createOneDataBlock(pInfo->pResBlock, false);
int32_t rowSize = pInfo->pResBlock->info.rowSize;
int32_t blockMetaSize = (int32_t)blockDataGetSerialMetaSize(pInfo->pResBlock->info.numOfCols);
pInfo->bufPageSize = (rowSize * 2 + blockMetaSize) < 1024 ? 1024 : (rowSize * 2 + blockMetaSize);
pInfo->sortBufSize = pInfo->bufPageSize * 16;
pInfo->hasGroupId = false;
pInfo->bufPageSize = getProperSortPageSize(rowSize);
// todo the total available buffer should be determined by total capacity of buffer of this task.
// the additional one is reserved for merge result
pInfo->sortBufSize = pInfo->bufPageSize * (taosArrayGetSize(dataReaders) + 1);
pInfo->hasGroupId = false;
pInfo->prefetchedTuple = NULL;
pOperator->name = "TableMergeScanOperator";
pOperator->name = "TableMergeScanOperator";
// TODO : change it
pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_TABLE_MERGE_SCAN;
pOperator->blocking = false;
pOperator->status = OP_NOT_OPENED;
pOperator->info = pInfo;
pOperator->numOfExprs = numOfCols;
pOperator->pTaskInfo = pTaskInfo;
pOperator->blocking = false;
pOperator->status = OP_NOT_OPENED;
pOperator->info = pInfo;
pOperator->numOfExprs = numOfCols;
pOperator->pTaskInfo = pTaskInfo;
initResultSizeInfo(pOperator, 1024);
pOperator->fpSet =