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fix: disable tag scan when the grouping set is not column and distince would create grouping keys consisted of grouping set

This commit is contained in:
slzhou@taodata.com 2022-07-22 08:59:10 +08:00
parent c8969d0ec4
commit a8325b09e0
2 changed files with 21 additions and 4 deletions
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14
source/libs/planner/src/planLogicCreater.c
View File

@ -884,9 +884,17 @@ static int32_t createDistinctLogicNode(SLogicPlanContext* pCxt, SSelectStmt* pSe
int32_t code = TSDB_CODE_SUCCESS;
// set grouyp keys, agg funcs and having conditions
pAgg->pGroupKeys = nodesCloneList(pSelect->pProjectionList);
if (NULL == pAgg->pGroupKeys) {
code = TSDB_CODE_OUT_OF_MEMORY;
SNodeList* pGroupKeys = NULL;
SNode* pProjection = NULL;
FOREACH(pProjection, pSelect->pProjectionList) {
code = nodesListMakeStrictAppend(&pGroupKeys, createGroupingSetNode(pProjection));
if (TSDB_CODE_SUCCESS != code) {
nodesDestroyList(pGroupKeys);
break;
}
}
if (TSDB_CODE_SUCCESS == code) {
pAgg->pGroupKeys = pGroupKeys;
}
// rewrite the expression in subsequent clauses

11
source/libs/planner/src/planOptimizer.c
View File

@ -2149,7 +2149,16 @@ static bool tagScanMayBeOptimized(SLogicNode* pNode) {
planOptNodeListHasCol(pAgg->pGroupKeys) || !planOptNodeListHasTbname(pAgg->pGroupKeys)) {
return false;
}
SNode* pGroupKey = NULL;
FOREACH(pGroupKey, pAgg->pGroupKeys) {
SNode* pGroup = NULL;
FOREACH(pGroup, ((SGroupingSetNode*)pGroupKey)->pParameterList) {
if (QUERY_NODE_COLUMN != nodeType(pGroup)) {
return false;
}
}
}
return true;
}