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homework-jianmu/source/libs/executor/src/dynqueryctrloperator.c

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/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "executorInt.h"
#include "filter.h"
#include "function.h"
#include "operator.h"
#include "os.h"
#include "querynodes.h"
#include "querytask.h"
#include "tcompare.h"
#include "tdatablock.h"
#include "thash.h"
#include "tmsg.h"
#include "ttypes.h"
#include "dynqueryctrl.h"
int64_t gSessionId = 0;
void freeVgTableList(void* ptr) {
taosArrayDestroy(*(SArray**)ptr);
}
static void destroyDynQueryCtrlOperator(void* param) {
SDynQueryCtrlOperatorInfo* pDyn = (SDynQueryCtrlOperatorInfo*)param;
qDebug("dynQueryCtrl exec info, prevBlk:%" PRId64 ", prevRows:%" PRId64 ", postBlk:%" PRId64 ", postRows:%" PRId64,
pDyn->execInfo.prevBlkNum, pDyn->execInfo.prevBlkRows, pDyn->execInfo.postBlkNum, pDyn->execInfo.postBlkRows);
if (pDyn->stbJoin.ctx.prev.leftVg) {
tSimpleHashSetFreeFp(pDyn->stbJoin.ctx.prev.leftVg, freeVgTableList);
tSimpleHashCleanup(pDyn->stbJoin.ctx.prev.leftVg);
}
if (pDyn->stbJoin.ctx.prev.rightVg) {
tSimpleHashSetFreeFp(pDyn->stbJoin.ctx.prev.rightVg, freeVgTableList);
tSimpleHashCleanup(pDyn->stbJoin.ctx.prev.rightVg);
}
taosMemoryFreeClear(param);
}
static FORCE_INLINE int32_t buildGroupCacheOperatorParam(SOperatorParam** ppRes, int32_t downstreamIdx, int32_t vgId, int64_t tbUid, SOperatorParam* pChild) {
*ppRes = taosMemoryMalloc(sizeof(SOperatorParam));
if (NULL == *ppRes) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (pChild) {
(*ppRes)->pChildren = taosArrayInit(1, POINTER_BYTES);
if (NULL == *ppRes) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (NULL == taosArrayPush((*ppRes)->pChildren, &pChild)) {
return TSDB_CODE_OUT_OF_MEMORY;
}
} else {
(*ppRes)->pChildren = NULL;
}
SGcOperatorParam* pGc = taosMemoryMalloc(sizeof(SGcOperatorParam));
if (NULL == pGc) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pGc->sessionId = atomic_add_fetch_64(&gSessionId, 1);
pGc->downstreamIdx = downstreamIdx;
pGc->vgId = vgId;
pGc->tbUid = tbUid;
(*ppRes)->opType = QUERY_NODE_PHYSICAL_PLAN_GROUP_CACHE;
(*ppRes)->downstreamIdx = downstreamIdx;
(*ppRes)->value = pGc;
return TSDB_CODE_SUCCESS;
}
static FORCE_INLINE int32_t buildExchangeOperatorParam(SOperatorParam** ppRes, int32_t downstreamIdx, int32_t* pVgId, int64_t* pUid, SOperatorParam* pChild) {
*ppRes = taosMemoryMalloc(sizeof(SOperatorParam));
if (NULL == *ppRes) {
return TSDB_CODE_OUT_OF_MEMORY;
}
(*ppRes)->pChildren = NULL;
SExchangeOperatorParam* pExc = taosMemoryMalloc(sizeof(SExchangeOperatorParam));
if (NULL == pExc) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pExc->multiParams = false;
pExc->basic.vgId = *pVgId;
pExc->basic.tableSeq = true;
pExc->basic.srcOpType = QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN;
pExc->basic.uidList = taosArrayInit(1, sizeof(int64_t));
if (NULL == pExc->basic.uidList) {
taosMemoryFree(pExc);
return TSDB_CODE_OUT_OF_MEMORY;
}
taosArrayPush(pExc->basic.uidList, pUid);
(*ppRes)->opType = QUERY_NODE_PHYSICAL_PLAN_EXCHANGE;
(*ppRes)->downstreamIdx = downstreamIdx;
(*ppRes)->value = pExc;
return TSDB_CODE_SUCCESS;
}
static FORCE_INLINE int32_t buildBatchExchangeOperatorParam(SOperatorParam** ppRes, int32_t downstreamIdx, SSHashObj* pVg) {
*ppRes = taosMemoryMalloc(sizeof(SOperatorParam));
if (NULL == *ppRes) {
return TSDB_CODE_OUT_OF_MEMORY;
}
(*ppRes)->pChildren = NULL;
SExchangeOperatorBatchParam* pExc = taosMemoryMalloc(sizeof(SExchangeOperatorBatchParam));
if (NULL == pExc) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pExc->multiParams = true;
pExc->pBatchs = tSimpleHashInit(tSimpleHashGetSize(pVg), taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT));
if (NULL == pExc->pBatchs) {
taosMemoryFree(pExc);
return TSDB_CODE_OUT_OF_MEMORY;
}
SExchangeOperatorBasicParam basic;
basic.srcOpType = QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN;
int32_t iter = 0;
void* p = NULL;
while (p = tSimpleHashIterate(pVg, p, &iter)) {
int32_t* pVgId = tSimpleHashGetKey(p, NULL);
SArray* pUidList = *(SArray**)p;
basic.vgId = *pVgId;
basic.uidList = pUidList;
basic.tableSeq = false;
tSimpleHashPut(pExc->pBatchs, pVgId, sizeof(*pVgId), &basic, sizeof(basic));
}
(*ppRes)->opType = QUERY_NODE_PHYSICAL_PLAN_EXCHANGE;
(*ppRes)->downstreamIdx = downstreamIdx;
(*ppRes)->value = pExc;
return TSDB_CODE_SUCCESS;
}
static FORCE_INLINE int32_t buildMergeJoinOperatorParam(SOperatorParam** ppRes, SOperatorParam* pChild0, SOperatorParam* pChild1) {
*ppRes = taosMemoryMalloc(sizeof(SOperatorParam));
if (NULL == *ppRes) {
return TSDB_CODE_OUT_OF_MEMORY;
}
(*ppRes)->pChildren = taosArrayInit(2, POINTER_BYTES);
if (NULL == *ppRes) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (NULL == taosArrayPush((*ppRes)->pChildren, &pChild0)) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (NULL == taosArrayPush((*ppRes)->pChildren, &pChild1)) {
return TSDB_CODE_OUT_OF_MEMORY;
}
SSortMergeJoinOperatorParam* pJoin = taosMemoryMalloc(sizeof(SSortMergeJoinOperatorParam));
if (NULL == pJoin) {
return TSDB_CODE_OUT_OF_MEMORY;
}
(*ppRes)->opType = QUERY_NODE_PHYSICAL_PLAN_MERGE_JOIN;
(*ppRes)->value = pJoin;
return TSDB_CODE_SUCCESS;
}
static int32_t buildSeqStbJoinOperatorParam(SDynQueryCtrlOperatorInfo* pInfo, SStbJoinPrevJoinCtx* pPrev, SOperatorParam** ppParam) {
int32_t rowIdx = pPrev->lastRow + 1;
SColumnInfoData* pVg0 = taosArrayGet(pPrev->pLastBlk->pDataBlock, pInfo->stbJoin.basic.vgSlot[0]);
SColumnInfoData* pVg1 = taosArrayGet(pPrev->pLastBlk->pDataBlock, pInfo->stbJoin.basic.vgSlot[1]);
SColumnInfoData* pUid0 = taosArrayGet(pPrev->pLastBlk->pDataBlock, pInfo->stbJoin.basic.uidSlot[0]);
SColumnInfoData* pUid1 = taosArrayGet(pPrev->pLastBlk->pDataBlock, pInfo->stbJoin.basic.uidSlot[1]);
SOperatorParam* pExcParam0 = NULL;
SOperatorParam* pExcParam1 = NULL;
SOperatorParam* pGcParam0 = NULL;
SOperatorParam* pGcParam1 = NULL;
int32_t* leftVg = (int32_t*)(pVg0->pData + pVg0->info.bytes * rowIdx);
int64_t* leftUid = (int64_t*)(pUid0->pData + pUid0->info.bytes * rowIdx);
int32_t* rightVg = (int32_t*)(pVg1->pData + pVg1->info.bytes * rowIdx);
int64_t* rightUid = (int64_t*)(pUid1->pData + pUid1->info.bytes * rowIdx);
qError("start stbJoin, left:%d,%" PRIu64 " - right:%d,%" PRIu64, *leftVg, *leftUid, *rightVg, *rightUid);
int32_t code = buildExchangeOperatorParam(&pExcParam0, 0, leftVg, leftUid, NULL);
if (TSDB_CODE_SUCCESS == code) {
code = buildExchangeOperatorParam(&pExcParam1, 1, rightVg, rightUid, NULL);
}
if (TSDB_CODE_SUCCESS == code) {
code = buildGroupCacheOperatorParam(&pGcParam0, 0, *leftVg, *leftUid, pExcParam0);
}
if (TSDB_CODE_SUCCESS == code) {
code = buildGroupCacheOperatorParam(&pGcParam1, 1, *rightVg, *rightUid, pExcParam1);
}
if (TSDB_CODE_SUCCESS == code) {
code = buildMergeJoinOperatorParam(ppParam, pGcParam0, pGcParam1);
}
return code;
}
static int32_t buildSeqBatchStbJoinOperatorParam(SDynQueryCtrlOperatorInfo* pInfo, SStbJoinPrevJoinCtx* pPrev, SOperatorParam** ppParam) {
int64_t rowIdx = pPrev->pListHead->readIdx;
SOperatorParam* pExcParam0 = NULL;
SOperatorParam* pExcParam1 = NULL;
SOperatorParam* pGcParam0 = NULL;
SOperatorParam* pGcParam1 = NULL;
int32_t* leftVg = pPrev->pListHead->pLeftVg + rowIdx;
int64_t* leftUid = pPrev->pListHead->pLeftUid + rowIdx;
int32_t* rightVg = pPrev->pListHead->pRightVg + rowIdx;
int64_t* rightUid = pPrev->pListHead->pRightUid + rowIdx;
int32_t code = TSDB_CODE_SUCCESS;
qError("start %" PRId64 ":%" PRId64 "th stbJoin, left:%d,%" PRIu64 " - right:%d,%" PRIu64,
rowIdx, pPrev->tableNum, *leftVg, *leftUid, *rightVg, *rightUid);
if (pPrev->leftVg) {
code = buildBatchExchangeOperatorParam(&pExcParam0, 0, pPrev->leftVg);
if (TSDB_CODE_SUCCESS == code) {
code = buildBatchExchangeOperatorParam(&pExcParam1, 1, pPrev->rightVg);
}
if (TSDB_CODE_SUCCESS == code) {
tSimpleHashCleanup(pPrev->leftVg);
tSimpleHashCleanup(pPrev->rightVg);
pPrev->leftVg = NULL;
pPrev->rightVg = NULL;
}
}
if (TSDB_CODE_SUCCESS == code) {
code = buildGroupCacheOperatorParam(&pGcParam0, 0, *leftVg, *leftUid, pExcParam0);
}
if (TSDB_CODE_SUCCESS == code) {
code = buildGroupCacheOperatorParam(&pGcParam1, 1, *rightVg, *rightUid, pExcParam1);
}
if (TSDB_CODE_SUCCESS == code) {
code = buildMergeJoinOperatorParam(ppParam, pGcParam0, pGcParam1);
}
return code;
}
static void seqJoinLaunchPostJoin(SOperatorInfo* pOperator, SSDataBlock** ppRes) {
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
SStbJoinPrevJoinCtx* pPrev = &pStbJoin->ctx.prev;
SStbJoinPostJoinCtx* pPost = &pStbJoin->ctx.post;
SOperatorParam* pParam = NULL;
int32_t code = TSDB_CODE_SUCCESS;
if (pInfo->stbJoin.basic.batchJoin) {
code = buildSeqBatchStbJoinOperatorParam(pInfo, pPrev, &pParam);
} else {
code = buildSeqStbJoinOperatorParam(pInfo, pPrev, &pParam);
}
if (TSDB_CODE_SUCCESS != code) {
pOperator->pTaskInfo->code = code;
T_LONG_JMP(pOperator->pTaskInfo->env, pOperator->pTaskInfo->code);
}
qError("dynamic post task begin");
*ppRes = pOperator->pDownstream[1]->fpSet.getNextExtFn(pOperator->pDownstream[1], pParam);
if (*ppRes) {
pPost->isStarted = true;
pInfo->execInfo.postBlkNum++;
pInfo->execInfo.postBlkRows += (*ppRes)->info.rows;
qError("join res block retrieved");
} else {
qError("Empty join res block retrieved");
}
}
static void seqJoinLaunchRetrieve(SOperatorInfo* pOperator, SSDataBlock** ppRes) {
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
SStbJoinPrevJoinCtx* pPrev = &pStbJoin->ctx.prev;
while (true) {
if ((pPrev->lastRow + 1) >= pPrev->pLastBlk->info.rows) {
*ppRes = NULL;
pPrev->pLastBlk = NULL;
return;
}
seqJoinLaunchPostJoin(pOperator, ppRes);
pPrev->lastRow++;
if (*ppRes) {
break;
}
}
}
static FORCE_INLINE void seqJoinContinueRetrieve(SOperatorInfo* pOperator, SSDataBlock** ppRes) {
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
SStbJoinPrevJoinCtx* pPrev = &pStbJoin->ctx.prev;
SStbJoinPostJoinCtx* pPost = &pStbJoin->ctx.post;
if (pPost->isStarted) {
qDebug("%s dynQueryCtrl retrieve block from post op", GET_TASKID(pOperator->pTaskInfo));
*ppRes = getNextBlockFromDownstream(pOperator, 1);
if (NULL == *ppRes) {
pPost->isStarted = false;
} else {
pInfo->execInfo.postBlkNum++;
pInfo->execInfo.postBlkRows += (*ppRes)->info.rows;
return;
}
}
if (pStbJoin->ctx.prev.pLastBlk) {
seqJoinLaunchRetrieve(pOperator, ppRes);
}
}
SSDataBlock* seqStableJoin(SOperatorInfo* pOperator) {
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
SSDataBlock* pRes = NULL;
if (pOperator->status == OP_EXEC_DONE) {
return pRes;
}
seqJoinContinueRetrieve(pOperator, &pRes);
if (pRes) {
return pRes;
}
while (true) {
SSDataBlock* pBlock = getNextBlockFromDownstream(pOperator, 0);
if (NULL == pBlock) {
pOperator->status = OP_EXEC_DONE;
break;
}
pInfo->execInfo.prevBlkNum++;
pInfo->execInfo.prevBlkRows += pBlock->info.rows;
pStbJoin->ctx.prev.pLastBlk = pBlock;
pStbJoin->ctx.prev.lastRow = -1;
seqJoinLaunchRetrieve(pOperator, &pRes);
if (pRes) {
break;
}
}
return pRes;
}
static FORCE_INLINE int32_t addToJoinHash(SSHashObj* pHash, void* pKey, int32_t keySize, void* pVal, int32_t valSize) {
SArray** ppArray = tSimpleHashGet(pHash, pKey, keySize);
if (NULL == ppArray) {
SArray* pArray = taosArrayInit(10, valSize);
if (NULL == pArray) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (NULL == taosArrayPush(pArray, pVal)) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (tSimpleHashPut(pHash, pKey, keySize, &pArray, POINTER_BYTES)) {
return TSDB_CODE_OUT_OF_MEMORY;
}
return TSDB_CODE_SUCCESS;
}
if (NULL == taosArrayPush(*ppArray, pVal)) {
return TSDB_CODE_OUT_OF_MEMORY;
}
return TSDB_CODE_SUCCESS;
}
static void freeStbJoinTableList(SStbJoinTableList* pList) {
if (NULL == pList) {
return;
}
taosMemoryFree(pList->pLeftVg);
taosMemoryFree(pList->pLeftUid);
taosMemoryFree(pList->pRightVg);
taosMemoryFree(pList->pRightUid);
taosMemoryFree(pList);
}
static int32_t appendStbJoinTableList(SStbJoinTableList** ppHead, int64_t rows, int32_t* pLeftVg, int64_t* pLeftUid, int32_t* pRightVg, int64_t* pRightUid) {
SStbJoinTableList* pNew = taosMemoryMalloc(sizeof(SStbJoinTableList));
if (NULL == pNew) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pNew->pLeftVg = taosMemoryMalloc(rows * sizeof(*pLeftVg));
pNew->pLeftUid = taosMemoryMalloc(rows * sizeof(*pLeftUid));
pNew->pRightVg = taosMemoryMalloc(rows * sizeof(*pRightVg));
pNew->pRightUid = taosMemoryMalloc(rows * sizeof(*pRightUid));
if (NULL == pNew->pLeftVg || NULL == pNew->pLeftUid || NULL == pNew->pRightVg || NULL == pNew->pRightUid) {
freeStbJoinTableList(pNew);
return TSDB_CODE_OUT_OF_MEMORY;
}
memcpy(pNew->pLeftVg, pLeftVg, rows * sizeof(*pLeftVg));
memcpy(pNew->pLeftUid, pLeftUid, rows * sizeof(*pLeftUid));
memcpy(pNew->pRightVg, pRightVg, rows * sizeof(*pRightVg));
memcpy(pNew->pRightUid, pRightUid, rows * sizeof(*pRightUid));
pNew->readIdx = 0;
pNew->uidNum = rows;
if (*ppHead) {
pNew->pNext = *ppHead;
} else {
pNew->pNext = NULL;
}
*ppHead = pNew;
return TSDB_CODE_SUCCESS;
}
static void doBuildStbJoinHash(SOperatorInfo* pOperator, SSDataBlock* pBlock) {
int32_t code = TSDB_CODE_SUCCESS;
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
SColumnInfoData* pVg0 = taosArrayGet(pBlock->pDataBlock, pStbJoin->basic.vgSlot[0]);
SColumnInfoData* pVg1 = taosArrayGet(pBlock->pDataBlock, pStbJoin->basic.vgSlot[1]);
SColumnInfoData* pUid0 = taosArrayGet(pBlock->pDataBlock, pStbJoin->basic.uidSlot[0]);
SColumnInfoData* pUid1 = taosArrayGet(pBlock->pDataBlock, pStbJoin->basic.uidSlot[1]);
for (int32_t i = 0; i < pBlock->info.rows; ++i) {
int32_t* leftVg = (int32_t*)(pVg0->pData + pVg0->info.bytes * i);
int64_t* leftUid = (int64_t*)(pUid0->pData + pUid0->info.bytes * i);
int32_t* rightVg = (int32_t*)(pVg1->pData + pVg1->info.bytes * i);
int64_t* rightUid = (int64_t*)(pUid1->pData + pUid1->info.bytes * i);
code = addToJoinHash(pStbJoin->ctx.prev.leftVg, leftVg, sizeof(*leftVg), leftUid, sizeof(*leftUid));
if (TSDB_CODE_SUCCESS != code) {
break;
}
code = addToJoinHash(pStbJoin->ctx.prev.rightVg, rightVg, sizeof(*rightVg), rightUid, sizeof(*rightUid));
if (TSDB_CODE_SUCCESS != code) {
break;
}
}
if (TSDB_CODE_SUCCESS == code) {
code = appendStbJoinTableList(&pStbJoin->ctx.prev.pListHead, pBlock->info.rows, (int32_t*)pVg0->pData, (int64_t*)pUid0->pData, (int32_t*)pVg1->pData, (int64_t*)pUid1->pData);
if (TSDB_CODE_SUCCESS == code) {
pStbJoin->ctx.prev.tableNum += pBlock->info.rows;
}
}
if (TSDB_CODE_SUCCESS != code) {
pOperator->pTaskInfo->code = code;
T_LONG_JMP(pOperator->pTaskInfo->env, pOperator->pTaskInfo->code);
}
}
static void buildStbJoinVgList(SOperatorInfo* pOperator) {
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
while (true) {
SSDataBlock* pBlock = getNextBlockFromDownstream(pOperator, 0);
if (NULL == pBlock) {
break;
}
pInfo->execInfo.prevBlkNum++;
pInfo->execInfo.prevBlkRows += pBlock->info.rows;
doBuildStbJoinHash(pOperator, pBlock);
}
pStbJoin->ctx.prev.joinBuild = true;
}
static void seqBatchJoinLaunchRetrieve(SOperatorInfo* pOperator, SSDataBlock** ppRes) {
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
SStbJoinPrevJoinCtx* pPrev = &pStbJoin->ctx.prev;
SStbJoinTableList* pNode = pPrev->pListHead;
while (pNode) {
if (pNode->readIdx >= pNode->uidNum) {
pPrev->pListHead = pNode->pNext;
freeStbJoinTableList(pNode);
pNode = pPrev->pListHead;
continue;
}
seqJoinLaunchPostJoin(pOperator, ppRes);
pPrev->pListHead->readIdx++;
if (*ppRes) {
return;
}
}
*ppRes = NULL;
return;
}
SSDataBlock* seqBatchStableJoin(SOperatorInfo* pOperator) {
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
SSDataBlock* pRes = NULL;
if (pOperator->status == OP_EXEC_DONE) {
return pRes;
}
if (!pStbJoin->ctx.prev.joinBuild) {
buildStbJoinVgList(pOperator);
if (tSimpleHashGetSize(pStbJoin->ctx.prev.leftVg) <= 0 || tSimpleHashGetSize(pStbJoin->ctx.prev.rightVg) <= 0) {
pOperator->status = OP_EXEC_DONE;
return NULL;
}
}
seqJoinContinueRetrieve(pOperator, &pRes);
if (pRes) {
return pRes;
}
seqBatchJoinLaunchRetrieve(pOperator, &pRes);
return pRes;
}
int32_t initBatchStbJoinVgHash(SStbJoinPrevJoinCtx* pPrev) {
pPrev->leftVg = tSimpleHashInit(20, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT));
if (NULL == pPrev->leftVg) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pPrev->rightVg = tSimpleHashInit(20, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT));
if (NULL == pPrev->rightVg) {
return TSDB_CODE_OUT_OF_MEMORY;
}
return TSDB_CODE_SUCCESS;
}
SOperatorInfo* createDynQueryCtrlOperatorInfo(SOperatorInfo** pDownstream, int32_t numOfDownstream,
SDynQueryCtrlPhysiNode* pPhyciNode, SExecTaskInfo* pTaskInfo) {
SDynQueryCtrlOperatorInfo* pInfo = taosMemoryCalloc(1, sizeof(SDynQueryCtrlOperatorInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
__optr_fn_t nextFp = NULL;
int32_t code = TSDB_CODE_SUCCESS;
if (pOperator == NULL || pInfo == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY;
goto _error;
}
code = appendDownstream(pOperator, pDownstream, numOfDownstream);
if (TSDB_CODE_SUCCESS != code) {
goto _error;
}
pInfo->qType = pPhyciNode->qType;
switch (pInfo->qType) {
case DYN_QTYPE_STB_HASH:
memcpy(&pInfo->stbJoin.basic, &pPhyciNode->stbJoin, sizeof(pPhyciNode->stbJoin));
pInfo->stbJoin.basic.batchJoin = true;
if (pInfo->stbJoin.basic.batchJoin) {
code = initBatchStbJoinVgHash(&pInfo->stbJoin.ctx.prev);
if (TSDB_CODE_SUCCESS != code) {
goto _error;
}
nextFp = seqBatchStableJoin;
} else {
nextFp = seqStableJoin;
}
break;
default:
qError("unsupported dynamic query ctrl type: %d", pInfo->qType);
code = TSDB_CODE_INVALID_PARA;
goto _error;
}
setOperatorInfo(pOperator, "DynQueryCtrlOperator", QUERY_NODE_PHYSICAL_PLAN_DYN_QUERY_CTRL, false, OP_NOT_OPENED, pInfo, pTaskInfo);
pOperator->fpSet = createOperatorFpSet(optrDummyOpenFn, nextFp, NULL, destroyDynQueryCtrlOperator, optrDefaultBufFn, NULL, optrDefaultGetNextExtFn, NULL);
return pOperator;
_error:
if (pInfo != NULL) {
destroyDynQueryCtrlOperator(pInfo);
}
taosMemoryFree(pOperator);
pTaskInfo->code = code;
return NULL;
}
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