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fix: disable eliminate projection when repeat proj column name

This commit is contained in:
shenglian zhou 2022-06-20 14:22:50 +08:00
parent 9bb21ebbc2
commit 056301fb7b
3 changed files with 21 additions and 10 deletions
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13
source/libs/executor/src/executil.c
View File

@ -235,7 +235,7 @@ int32_t getTableList(void* metaHandle, SScanPhysiNode* pScanNode, STableListInfo
terrno = code;
return code;
} else {
qDebug("sucess to get tableIds, size: %d, suid: %" PRIu64 "", (int)taosArrayGetSize(res), tableUid);
qDebug("success to get tableIds, size: %d, suid: %" PRIu64 "", (int)taosArrayGetSize(res), tableUid);
}
for (int i = 0; i < taosArrayGetSize(res); i++) {
@ -319,12 +319,10 @@ SArray* extractColMatchInfo(SNodeList* pNodeList, SDataBlockDescNode* pOutputNod
continue;
}
bool foundSource = false;
SColMatchInfo* info = NULL;
for (int32_t j = 0; j < taosArrayGetSize(pList); ++j) {
info = taosArrayGet(pList, j);
if (info->targetSlotId == pNode->slotId) {
foundSource = true;
break;
}
}
@ -332,7 +330,6 @@ SArray* extractColMatchInfo(SNodeList* pNodeList, SDataBlockDescNode* pOutputNod
if (pNode->output) {
(*numOfOutputCols) += 1;
} else {
ASSERT(foundSource);
info->output = false;
}
}
@ -595,10 +592,10 @@ void relocateColumnData(SSDataBlock* pBlock, const SArray* pColMatchInfo, SArray
while (i < numOfSrcCols && j < taosArrayGetSize(pColMatchInfo)) {
SColumnInfoData* p = taosArrayGet(pCols, i);
SColMatchInfo* pmInfo = taosArrayGet(pColMatchInfo, j);
// if (!pmInfo->output) {
// j++;
// continue;
// }
if (!pmInfo->output) {
j++;
continue;
}
if (p->info.colId == pmInfo->colId) {
SColumnInfoData* pDst = taosArrayGet(pBlock->pDataBlock, pmInfo->targetSlotId);

16
source/libs/planner/src/planOptimizer.c
View File

@ -1092,14 +1092,27 @@ static bool eliminateProjOptMayBeOptimized(SLogicNode* pNode) {
return false;
}
SHashObj* pProjColNameHash = taosHashInit(16, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
SNode* pProjection;
FOREACH(pProjection, pProjectNode->pProjections) {
SExprNode* pExprNode = (SExprNode*)pProjection;
if (QUERY_NODE_COLUMN != nodeType(pExprNode)) {
taosHashCleanup(pProjColNameHash);
return false;
}
char* projColumnName = ((SColumnNode*)pProjection)->colName;
int32_t* pExist = taosHashGet(pProjColNameHash, projColumnName, strlen(projColumnName));
if (NULL != pExist) {
taosHashCleanup(pProjColNameHash);
return false;
} else {
int32_t exist = 1;
taosHashPut(pProjColNameHash, projColumnName, strlen(projColumnName), &exist, sizeof(exist));
}
}
taosHashCleanup(pProjColNameHash);
return true;
}
@ -1110,13 +1123,14 @@ static int32_t eliminateProjOptimizeImpl(SOptimizeContext* pCxt, SLogicSubplan*
SNode* pProjection = NULL;
FOREACH(pProjection, pProjectNode->pProjections) {
SColumnNode* projColumn = (SColumnNode*)pProjection;
char* projColumnName = projColumn->colName;
SNode* pChildTarget = NULL;
FOREACH(pChildTarget, pChild->pTargets) {
SExprNode* childExpr = (SExprNode*)pChildTarget;
char* projColumnName = projColumn->colName;
if (QUERY_NODE_COLUMN == nodeType(childExpr) && strcmp(projColumnName, ((SColumnNode*)childExpr)->colName) == 0 ||
strcmp(projColumnName, childExpr->aliasName) == 0) {
nodesListAppend(pNewChildTargets, nodesCloneNode(pChildTarget));
break;
}
}
}

2
source/libs/qworker/src/qworker.c
View File

@ -526,7 +526,7 @@ int32_t qwProcessQuery(QW_FPARAMS_DEF, SQWMsg *qwMsg, int8_t taskType, int8_t ex
atomic_store_8(&ctx->taskType, taskType);
atomic_store_8(&ctx->explain, explain);
/*QW_TASK_DLOGL("subplan json string, len:%d, %s", qwMsg->msgLen, qwMsg->msg);*/
QW_TASK_DLOGL("subplan json string, len:%d, %s", qwMsg->msgLen, qwMsg->msg);
code = qStringToSubplan(qwMsg->msg, &plan);
if (TSDB_CODE_SUCCESS != code) {