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Merge pull request #17359 from taosdata/enh/3.0_planner_optimize 

fix: problem when last is used for system table query
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Shengliang Guan 2022-10-17 14:37:04 +08:00 committed by GitHub
parent 933c332a7d bb3bb18c01
commit 77e40abea2
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 1 deletions
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3
source/libs/parser/src/parTranslater.c
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@ -2357,7 +2357,8 @@ static int32_t setTableIndex(STranslateContext* pCxt, SName* pName, SRealTableNo
}
static int32_t setTableCacheLastMode(STranslateContext* pCxt, SSelectStmt* pSelect) {
if ((!pSelect->hasLastRowFunc && !pSelect->hasLastFunc) || QUERY_NODE_REAL_TABLE != nodeType(pSelect->pFromTable)) {
if ((!pSelect->hasLastRowFunc && !pSelect->hasLastFunc) || QUERY_NODE_REAL_TABLE != nodeType(pSelect->pFromTable) ||
TSDB_SYSTEM_TABLE == ((SRealTableNode*)pSelect->pFromTable)->pMeta->tableType) {
return TSDB_CODE_SUCCESS;
}