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T
TDengine
提交 8a8d3f16 编写于 作者: S shenglian zhou
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feat: add multiple group tsdb reads to table merge scan

上级 acb3d121
隐藏空白更改
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Showing with 84 addition and 58 deletion
source/libs/executor/inc/executorimpl.h
浏览文件 @ 8a8d3f16
......@@ -840,8 +840,8 @@ int32_t createScanTableListInfo(STableScanPhysiNode* pTableScanNode, SReadHandle
int32_t doCreateMultipleDataReaders(STableScanPhysiNode* pTableScanNode, SReadHandle* pHandle,
STableListInfo* pTableListInfo, SArray* arrayReader, uint64_t queryId,
uint64_t taskId);
SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanNode, SArray* dataReaders,
SReadHandle* readHandle, SExecTaskInfo* pTaskInfo);
SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanNode, STableListInfo *pTableListInfo,
SReadHandle* readHandle, SExecTaskInfo* pTaskInfo, uint64_t queryId, uint64_t taskId);
void copyUpdateDataBlock(SSDataBlock* pDest, SSDataBlock* pSource, int32_t tsColIndex);
......
source/libs/executor/src/executorimpl.c
浏览文件 @ 8a8d3f16
......@@ -4023,14 +4023,9 @@ SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo
return pOperator;
} else if (QUERY_NODE_PHYSICAL_PLAN_TABLE_MERGE_SCAN == type) {
STableMergeScanPhysiNode* pTableScanNode = (STableMergeScanPhysiNode*)pPhyNode;
SArray* dataReaders = taosArrayInit(8, POINTER_BYTES);
createScanTableListInfo(pTableScanNode, pHandle, pTableListInfo, queryId, taskId, pTagCond);
doCreateMultipleDataReaders(pTableScanNode, pHandle, pTableListInfo, dataReaders, queryId, taskId);
extractTableSchemaVersion(pHandle, pTableScanNode->scan.uid, pTaskInfo);
SOperatorInfo* pOperator = createTableMergeScanOperatorInfo(pTableScanNode, dataReaders, pHandle, pTaskInfo);
SOperatorInfo* pOperator = createTableMergeScanOperatorInfo(pTableScanNode, pTableListInfo, pHandle, pTaskInfo, queryId, taskId);
STableScanInfo* pScanInfo = pOperator->info;
pTaskInfo->cost.pRecoder = &pScanInfo->readRecorder;
return pOperator;
......
source/libs/executor/src/scanoperator.c
浏览文件 @ 8a8d3f16
......@@ -1908,8 +1908,13 @@ _error:
}
typedef struct STableMergeScanInfo {
SArray* dataReaders; // array of tsdbReaderT*
SReadHandle readHandle;
STableListInfo* tableListInfo;
int32_t tableStartIndex;
int32_t tableEndIndex;
bool hasGroupId;
SArray* dataReaders; // array of tsdbReaderT*
SReadHandle readHandle;
int32_t bufPageSize;
uint32_t sortBufSize; // max buffer size for in-memory sort
......@@ -1920,11 +1925,9 @@ typedef struct STableMergeScanInfo {
SSDataBlock* pSortInputBlock;
int64_t startTs; // sort start time
bool hasGroupId;
uint64_t groupId;
STupleHandle* prefetchedTuple;
SArray* sortSourceParams;
SArray* sortSourceParams;
uint64_t queryId;
uint64_t taskId;
SFileBlockLoadRecorder readRecorder;
int64_t numOfRows;
......@@ -1952,8 +1955,6 @@ typedef struct STableMergeScanInfo {
// window to check if current data block needs to be loaded.
SSampleExecInfo sample; // sample execution info
int32_t curTWinIdx;
} STableMergeScanInfo;
int32_t compareTableKeyInfoByGid(const void* p1, const void* p2) {
......@@ -1963,8 +1964,7 @@ int32_t compareTableKeyInfoByGid(const void* p1, const void* p2) {
}
int32_t createScanTableListInfo(STableScanPhysiNode* pTableScanNode, SReadHandle* pHandle,
STableListInfo* pTableListInfo, uint64_t queryId, uint64_t taskId,
SNode* pTagCond) {
STableListInfo* pTableListInfo, uint64_t queryId, uint64_t taskId, SNode* pTagCond) {
int32_t code = getTableList(pHandle->meta, &pTableScanNode->scan, pTableListInfo, pTagCond);
if (code != TSDB_CODE_SUCCESS) {
return code;
......@@ -1984,11 +1984,10 @@ int32_t createScanTableListInfo(STableScanPhysiNode* pTableScanNode, SReadHandle
}
int32_t doCreateMultipleDataReaders(STableScanPhysiNode* pTableScanNode, SReadHandle* pHandle,
STableListInfo* pTableListInfo, SArray* arrayReader, uint64_t queryId,
uint64_t taskId) {
STableListInfo* pTableListInfo, SArray* arrayReader, uint64_t queryId,
uint64_t taskId) {
SQueryTableDataCond cond = {0};
int32_t code = initQueryTableDataCond(&cond, pTableScanNode);
int32_t code = initQueryTableDataCond(&cond, pTableScanNode);
if (code != TSDB_CODE_SUCCESS) {
goto _error;
}
......@@ -2011,6 +2010,24 @@ _error:
return code;
}
int32_t createMultipleDataReaders(SQueryTableDataCond* pQueryCond, SReadHandle* pHandle, STableListInfo* pTableListInfo,
int32_t tableStartIdx, int32_t tableEndIdx, SArray* arrayReader, uint64_t queryId,
uint64_t taskId) {
for (int32_t i = tableStartIdx; i <= tableEndIdx; ++i) {
STableListInfo* subListInfo = taosMemoryCalloc(1, sizeof(subListInfo));
subListInfo->pTableList = taosArrayInit(1, sizeof(STableKeyInfo));
taosArrayPush(subListInfo->pTableList, taosArrayGet(pTableListInfo->pTableList, i));
tsdbReaderT* pReader = tsdbReaderOpen(pHandle->vnode, pQueryCond, subListInfo, queryId, taskId);
taosArrayPush(arrayReader, &pReader);
taosArrayDestroy(subListInfo->pTableList);
taosMemoryFree(subListInfo);
}
return TSDB_CODE_SUCCESS;
}
static int32_t loadDataBlockFromOneTable(SOperatorInfo* pOperator, STableMergeScanInfo* pTableScanInfo,
int32_t readerIdx, SSDataBlock* pBlock, uint32_t* status) {
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
......@@ -2190,22 +2207,35 @@ SArray* generateSortByTsInfo(int32_t order) {
return pList;
}
int32_t doOpenTableMergeScanOperator(SOperatorInfo* pOperator) {
int32_t startGroupTableMergeScan(SOperatorInfo* pOperator) {
STableMergeScanInfo* pInfo = pOperator->info;
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
if (OPTR_IS_OPENED(pOperator)) {
return TSDB_CODE_SUCCESS;
}
int32_t tableStartIdx = pInfo->tableStartIndex;
int32_t tableEndIdx = pInfo->tableEndIndex;
int32_t numOfBufPage = pInfo->sortBufSize / pInfo->bufPageSize;
STableListInfo* tableListInfo = pInfo->tableListInfo;
createMultipleDataReaders(&pInfo->cond, &pInfo->readHandle, tableListInfo, tableStartIdx, tableEndIdx,
pInfo->dataReaders, pInfo->queryId, pInfo->taskId);
// 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 * (tableEndIdx - tableStartIdx + 1 + 1);
int32_t numOfBufPage = pInfo->sortBufSize / pInfo->bufPageSize;
pInfo->pSortHandle = tsortCreateSortHandle(pInfo->pSortInfo, SORT_MULTISOURCE_MERGE, pInfo->bufPageSize, numOfBufPage,
pInfo->pSortInputBlock, pTaskInfo->id.str);
tsortSetFetchRawDataFp(pInfo->pSortHandle, getTableDataBlock, NULL, NULL);
size_t numReaders = taosArrayGetSize(pInfo->dataReaders);
for (int32_t i = 0; i < numReaders; ++i) {
STableMergeScanSortSourceParam param = {0};
param.readerIdx = i;
param.pOperator = pOperator;
param.inputBlock = createOneDataBlock(pInfo->pResBlock, false);
taosArrayPush(pInfo->sortSourceParams, &param);
}
for (int32_t i = 0; i < numReaders; ++i) {
SSortSource* ps = taosMemoryCalloc(1, sizeof(SSortSource));
STableMergeScanSortSourceParam* param = taosArrayGet(pInfo->sortSourceParams, i);
......@@ -2219,9 +2249,22 @@ int32_t doOpenTableMergeScanOperator(SOperatorInfo* pOperator) {
longjmp(pTaskInfo->env, terrno);
}
pOperator->status = OP_RES_TO_RETURN;
return TSDB_CODE_SUCCESS;
}
int32_t stopGroupTableMergeScan(SOperatorInfo* pOperator) {
STableMergeScanInfo* pInfo = pOperator->info;
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
tsortDestroySortHandle(pInfo->pSortHandle);
taosArrayClear(pInfo->sortSourceParams);
for (int32_t i = 0; i < taosArrayGetSize(pInfo->dataReaders); ++i) {
tsdbReaderT* reader = taosArrayGetP(pInfo->dataReaders, i);
tsdbCleanupReadHandle(reader);
}
taosArrayDestroy(pInfo->dataReaders);
OPTR_SET_OPENED(pOperator);
return TSDB_CODE_SUCCESS;
}
......@@ -2264,12 +2307,18 @@ SSDataBlock* doTableMergeScan(SOperatorInfo* pOperator) {
if (code != TSDB_CODE_SUCCESS) {
longjmp(pTaskInfo->env, code);
}
if (!pInfo->hasGroupId) {
pInfo->hasGroupId = true;
pInfo->tableStartIndex = 0;
pInfo->tableEndIndex = taosArrayGetSize(pInfo->tableListInfo->pTableList) - 1;
startGroupTableMergeScan(pOperator);
}
SSDataBlock* pBlock = getSortedTableMergeScanBlockData(pInfo->pSortHandle, pOperator->resultInfo.capacity, pOperator);
if (pBlock != NULL) {
pOperator->resultInfo.totalRows += pBlock->info.rows;
} else {
stopGroupTableMergeScan(pOperator);
doSetOperatorCompleted(pOperator);
}
return pBlock;
......@@ -2279,17 +2328,11 @@ void destroyTableMergeScanOperatorInfo(void* param, int32_t numOfOutput) {
STableMergeScanInfo* pTableScanInfo = (STableMergeScanInfo*)param;
cleanupQueryTableDataCond(&pTableScanInfo->cond);
for (int32_t i = 0; i < taosArrayGetSize(pTableScanInfo->dataReaders); ++i) {
tsdbReaderT* reader = taosArrayGetP(pTableScanInfo->dataReaders, i);
tsdbCleanupReadHandle(reader);
}
taosArrayDestroy(pTableScanInfo->dataReaders);
if (pTableScanInfo->pColMatchInfo != NULL) {
taosArrayDestroy(pTableScanInfo->pColMatchInfo);
}
taosArrayDestroy(pTableScanInfo->sortSourceParams);
pTableScanInfo->pResBlock = blockDataDestroy(pTableScanInfo->pResBlock);
pTableScanInfo->pSortInputBlock = blockDataDestroy(pTableScanInfo->pSortInputBlock);
......@@ -2315,8 +2358,9 @@ int32_t getTableMergeScanExplainExecInfo(SOperatorInfo* pOptr, void** pOptrExpla
return TSDB_CODE_SUCCESS;
}
SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanNode, SArray* dataReaders,
SReadHandle* readHandle, SExecTaskInfo* pTaskInfo) {
SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanNode, STableListInfo* pTableListInfo,
SReadHandle* readHandle, SExecTaskInfo* pTaskInfo, uint64_t queryId,
uint64_t taskId) {
STableMergeScanInfo* pInfo = taosMemoryCalloc(1, sizeof(STableMergeScanInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
if (pInfo == NULL || pOperator == NULL) {
......@@ -2346,22 +2390,16 @@ SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanN
pInfo->sample.seed = taosGetTimestampSec();
pInfo->dataBlockLoadFlag = pTableScanNode->dataRequired;
pInfo->pFilterNode = pTableScanNode->scan.node.pConditions;
pInfo->dataReaders = dataReaders;
pInfo->tableListInfo = pTableListInfo;
pInfo->scanFlag = MAIN_SCAN;
pInfo->pColMatchInfo = pColList;
pInfo->curTWinIdx = 0;
pInfo->pResBlock = createResDataBlock(pDescNode);
pInfo->dataReaders = taosArrayInit(64, POINTER_BYTES);
pInfo->queryId = queryId;
pInfo->taskId = taskId;
pInfo->sortSourceParams = taosArrayInit(taosArrayGetSize(dataReaders), sizeof(STableMergeScanSortSourceParam));
for (int32_t i = 0; i < taosArrayGetSize(dataReaders); ++i) {
STableMergeScanSortSourceParam* param = taosMemoryCalloc(1, sizeof(STableMergeScanSortSourceParam));
param->readerIdx = i;
param->pOperator = pOperator;
param->inputBlock = createOneDataBlock(pInfo->pResBlock, false);
taosArrayPush(pInfo->sortSourceParams, param);
taosMemoryFree(param);
}
pInfo->sortSourceParams = taosArrayInit(64, sizeof(STableMergeScanSortSourceParam));
pInfo->pSortInfo = generateSortByTsInfo(pInfo->cond.order);
pInfo->pSortInputBlock = createOneDataBlock(pInfo->pResBlock, false);
......@@ -2369,14 +2407,7 @@ SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanN
int32_t rowSize = pInfo->pResBlock->info.rowSize;
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";
// TODO : change it
pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_TABLE_MERGE_SCAN;
pOperator->blocking = false;
pOperator->status = OP_NOT_OPENED;
......@@ -2386,7 +2417,7 @@ SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanN
initResultSizeInfo(pOperator, 1024);
pOperator->fpSet =
createOperatorFpSet(doOpenTableMergeScanOperator, doTableMergeScan, NULL, NULL, destroyTableMergeScanOperatorInfo,
createOperatorFpSet(operatorDummyOpenFn, doTableMergeScan, NULL, NULL, destroyTableMergeScanOperatorInfo,
NULL, NULL, getTableMergeScanExplainExecInfo);
pOperator->cost.openCost = 0;
return pOperator;
......
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