xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

Merge pull request #20724 from taosdata/fix/main_bugfix_wxy 

fix: error in optimizing useless columns for multi-level set operators
This commit is contained in:
Xiaoyu Wang 2023-04-01 09:11:24 +08:00 committed by GitHub
parent 9d165874eb 41b2c2d8fd
commit a75da00071
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
source/libs/parser/src/parCalcConst.c
View File

@ -337,8 +337,14 @@ static SNodeList* getChildProjection(SNode* pStmt) {
static void eraseSetOpChildProjection(SSetOperator* pSetOp, int32_t index) {
SNodeList* pLeftProjs = getChildProjection(pSetOp->pLeft);
nodesListErase(pLeftProjs, nodesListGetCell(pLeftProjs, index));
if (QUERY_NODE_SET_OPERATOR == nodeType(pSetOp->pLeft)) {
eraseSetOpChildProjection((SSetOperator*)pSetOp->pLeft, index);
}
SNodeList* pRightProjs = getChildProjection(pSetOp->pRight);
nodesListErase(pRightProjs, nodesListGetCell(pRightProjs, index));
if (QUERY_NODE_SET_OPERATOR == nodeType(pSetOp->pRight)) {
eraseSetOpChildProjection((SSetOperator*)pSetOp->pRight, index);
}
}
typedef struct SNotRefByOrderByCxt {