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

291 lines
9.8 KiB
C
Executable File

/*
* 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;
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);
taosMemoryFreeClear(param);
}
static FORCE_INLINE int32_t buildGroupCacheOperatorParam(SOperatorParam** ppRes, int32_t downstreamIdx, bool needCache, void* pGrpValue, int32_t grpValSize, SOperatorParam* pChild) {
*ppRes = taosMemoryMalloc(sizeof(SOperatorParam));
if (NULL == *ppRes) {
return TSDB_CODE_OUT_OF_MEMORY;
}
(*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;
}
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->needCache = needCache;
pGc->pGroupValue = pGrpValue;
pGc->groupValueSize = grpValSize;
(*ppRes)->opType = QUERY_NODE_PHYSICAL_PLAN_GROUP_CACHE;
(*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->vgId = *pVgId;
pExc->srcOpType = QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN;
pExc->uidList = taosArrayInit(1, sizeof(int64_t));
if (NULL == pExc->uidList) {
taosMemoryFree(pExc);
return TSDB_CODE_OUT_OF_MEMORY;
}
taosArrayPush(pExc->uidList, pUid);
(*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 buildStbJoinOperatorParam(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 code = buildExchangeOperatorParam(&pExcParam0, 0, (int32_t*)(pVg0->pData + pVg0->info.bytes * rowIdx), (int64_t*)(pUid0->pData + pUid0->info.bytes * rowIdx), NULL);
if (TSDB_CODE_SUCCESS == code) {
code = buildExchangeOperatorParam(&pExcParam1, 1, (int32_t*)(pVg1->pData + pVg1->info.bytes * rowIdx), (int64_t*)(pUid1->pData + pUid1->info.bytes * rowIdx), NULL);
}
if (TSDB_CODE_SUCCESS == code) {
code = buildGroupCacheOperatorParam(&pGcParam0, 0, false, pUid0->pData + pUid0->info.bytes * rowIdx, pUid0->info.bytes, pExcParam0);
}
if (TSDB_CODE_SUCCESS == code) {
code = buildGroupCacheOperatorParam(&pGcParam1, 1, false, pUid1->pData + pUid1->info.bytes * rowIdx, pUid1->info.bytes, 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 = buildStbJoinOperatorParam(pInfo, pPrev, &pParam);
if (TSDB_CODE_SUCCESS != code) {
pOperator->pTaskInfo->code = code;
T_LONG_JMP(pOperator->pTaskInfo->env, pOperator->pTaskInfo->code);
}
*ppRes = pOperator->pDownstream[1]->fpSet.getNextExtFn(pOperator->pDownstream[1], pParam);
if (*ppRes) {
pPost->isStarted = true;
}
}
static void seqJoinWithSeqRetrieve(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 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) {
seqJoinWithSeqRetrieve(pOperator, ppRes);
}
}
SSDataBlock* getResFromStbJoin(SOperatorInfo* pOperator) {
SDynQueryCtrlOperatorInfo* pInfo = pOperator->info;
SStbJoinDynCtrlInfo* pStbJoin = (SStbJoinDynCtrlInfo*)&pInfo->stbJoin;
SSDataBlock* pRes = NULL;
seqJoinContinueRetrieve(pOperator, &pRes);
if (pRes) {
return pRes;
}
while (true) {
SSDataBlock* pBlock = getNextBlockFromDownstream(pOperator, 0);
if (NULL == pBlock) {
break;
}
pInfo->execInfo.prevBlkNum++;
pInfo->execInfo.prevBlkRows += pBlock->info.rows;
pStbJoin->ctx.prev.pLastBlk = pBlock;
pStbJoin->ctx.prev.lastRow = -1;
seqJoinWithSeqRetrieve(pOperator, &pRes);
if (pRes) {
break;
}
}
return pRes;
}
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));
nextFp = getResFromStbJoin;
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;
}