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fix: remove pages block using disk

This commit is contained in:
shenglian zhou 2024-02-02 15:00:09 +08:00
parent f77b602da9
commit ba33907776
2 changed files with 7 additions and 86 deletions
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2
source/libs/executor/inc/executorInt.h
View File

@ -299,8 +299,8 @@ typedef struct STmsSubTableInput {
SArray* aBlockPages;
SSDataBlock* pPageBlock;
int32_t pageIdx;
int32_t rowIdx;
int64_t* aTs;
} STmsSubTableInput;

91
source/libs/executor/src/scanoperator.c
View File

@ -3431,46 +3431,6 @@ static int32_t fetchNextSubTableBlockFromReader(SOperatorInfo* pOperator, STmsSu
return TSDB_CODE_SUCCESS;
}
static int32_t saveSubTableBlock(const STableMergeScanInfo* pInfo, STmsSubTablesMergeInfo* pSubTblsInfo,
STmsSubTableInput* pInput) {
taosArrayClear(pInput->aBlockPages);
int32_t start = 0;
SSDataBlock* pDataBlock = pInput->pReaderBlock;
while (start < pDataBlock->info.rows) {
int32_t stop = 0;
blockDataSplitRows(pDataBlock, pDataBlock->info.hasVarCol, start, &stop, pInfo->bufPageSize);
SSDataBlock* p = blockDataExtractBlock(pDataBlock, start, stop - start + 1);
int32_t pageId = -1;
void* pPage = getNewBufPage(pSubTblsInfo->pBlocksBuf, &pageId);
taosArrayPush(pInput->aBlockPages, &pageId);
int32_t size = blockDataGetSize(p) + sizeof(int32_t) + taosArrayGetSize(p->pDataBlock) * sizeof(int32_t);
ASSERT(size <= getBufPageSize(pSubTblsInfo->pBlocksBuf));
blockDataToBuf(pPage, p);
setBufPageDirty(pPage, true);
releaseBufPage(pSubTblsInfo->pBlocksBuf, pPage);
blockDataDestroy(p);
start = stop + 1;
}
return TSDB_CODE_SUCCESS;
}
static int32_t fetchNextSubTableBlockFromPage(STmsSubTablesMergeInfo* pSubTblsInfo, STmsSubTableInput* pInput, int32_t pageIndex) {
int32_t pageId = *(int32_t*)taosArrayGet(pInput->aBlockPages, pageIndex);
void* page = getBufPage(pSubTblsInfo->pBlocksBuf, pageId);
blockDataFromBuf(pInput->pPageBlock, page);
releaseBufPage(pSubTblsInfo->pBlocksBuf, page);
return TSDB_CODE_SUCCESS;
}
static void setGroupStartEndIndex(STableMergeScanInfo* pInfo) {
pInfo->bGroupProcessed = false;
@ -3491,11 +3451,7 @@ static int32_t openSubTablesMergeSort(STmsSubTablesMergeInfo* pSubTblsInfo) {
if (pInput->rowIdx == -1) {
continue;
}
if (pInput->type == SUB_TABLE_EXT_PAGES) {
pInput->pageIdx = 0;
fetchNextSubTableBlockFromPage(pSubTblsInfo, pInput, pInput->pageIdx);
pInput->rowIdx = 0;
} else {
if (pInput->type == SUB_TABLE_MEM_BLOCK) {
pInput->rowIdx = 0;
pInput->pageIdx = -1;
}
@ -3564,11 +3520,6 @@ static int32_t initSubTableInputs(SOperatorInfo* pOperator, STableMergeScanInfo*
pInput->rowIdx = 0;
pInput->pageIdx = -1;
}
if (i + 1 > pSubTblsInfo->numTableBlocksInMem && hasNext) {
pInput->aBlockPages = taosArrayInit(32, sizeof(int32_t));
saveSubTableBlock(pInfo, pSubTblsInfo, pInput);
pInput->type = SUB_TABLE_EXT_PAGES;
}
}
return TSDB_CODE_SUCCESS;
}
@ -3588,29 +3539,6 @@ static int32_t adjustSubTableFromMemBlock(SOperatorInfo* pOperatorInfo, STmsSubT
return TSDB_CODE_SUCCESS;
}
static int32_t adjustSubTableFromExtPages(SOperatorInfo* pOperatorInfo, STmsSubTablesMergeInfo* pSubTblsInfo) {
STableMergeScanInfo* pInfo = pOperatorInfo->info;
STmsSubTableInput* pInput = pSubTblsInfo->aInputs + tMergeTreeGetChosenIndex(pSubTblsInfo->pTree);
if (pInput->pageIdx >= taosArrayGetSize(pInput->aBlockPages)) {
bool hasNext = true;
fetchNextSubTableBlockFromReader(pOperatorInfo, pInput, &hasNext);
if (!hasNext) {
pInput->rowIdx = -1;
++pSubTblsInfo->numSubTablesCompleted;
} else {
saveSubTableBlock(pInfo, pSubTblsInfo, pInput);
pInput->pageIdx = 0;
fetchNextSubTableBlockFromPage(pSubTblsInfo, pInput, pInput->pageIdx);
pInput->rowIdx = 0;
}
} else {
fetchNextSubTableBlockFromPage(pSubTblsInfo, pInput, pInput->pageIdx);
pInput->rowIdx = 0;
}
return TSDB_CODE_SUCCESS;
}
static int32_t adjustSubTableForNextRow(SOperatorInfo* pOperatorInfo, STmsSubTablesMergeInfo* pSubTblsInfo) {
STableMergeScanInfo* pInfo = pOperatorInfo->info;
STmsSubTableInput* pInput = pSubTblsInfo->aInputs + tMergeTreeGetChosenIndex(pSubTblsInfo->pTree);
@ -3621,9 +3549,6 @@ static int32_t adjustSubTableForNextRow(SOperatorInfo* pOperatorInfo, STmsSubTab
} else if (pInput->rowIdx == pInputBlock->info.rows -1 ) {
if (pInput->type == SUB_TABLE_MEM_BLOCK) {
adjustSubTableFromMemBlock(pOperatorInfo, pSubTblsInfo);
} else if (pInput->type == SUB_TABLE_EXT_PAGES) {
++pInput->pageIdx;
adjustSubTableFromExtPages(pOperatorInfo, pSubTblsInfo);
}
if (pInput->rowIdx != -1) {
SColumnInfoData* col = taosArrayGet(pInputBlock->pDataBlock, pSubTblsInfo->pOrderInfo->slotId);
@ -3732,7 +3657,7 @@ static int32_t stopSubTablesTableMergeScan(STableMergeScanInfo* pInfo) {
return TSDB_CODE_SUCCESS;
}
SSDataBlock* doTableMergeScanSeqBlocksInMem(SOperatorInfo* pOperator) {
SSDataBlock* doTableMergeScanParaSubTables(SOperatorInfo* pOperator) {
if (pOperator->status == OP_EXEC_DONE) {
return NULL;
}
@ -4320,14 +4245,10 @@ SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanN
pInfo, pTaskInfo);
pOperator->exprSupp.numOfExprs = numOfCols;
pOperator->fpSet =
createOperatorFpSet(optrDummyOpenFn,
pTableScanNode->paraTablesSort ? doTableMergeScanSeqBlocksInMem : doTableMergeScan,
NULL,
destroyTableMergeScanOperatorInfo,
optrDefaultBufFn,
getTableMergeScanExplainExecInfo,
optrDefaultGetNextExtFn, NULL);
pOperator->fpSet = createOperatorFpSet(
optrDummyOpenFn, pTableScanNode->paraTablesSort ? doTableMergeScanParaSubTables : doTableMergeScan, NULL,
destroyTableMergeScanOperatorInfo, optrDefaultBufFn, getTableMergeScanExplainExecInfo, optrDefaultGetNextExtFn,
NULL);
pOperator->cost.openCost = 0;
return pOperator;