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Merge pull request #20287 from taosdata/fix/nestedQueryEmptyTs 

fix: empty ts range in nested query
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Shengliang Guan 2023-03-07 11:06:46 +08:00 committed by GitHub
parent 9a983f2d9e dd2137eab7
commit b425ef829d
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1 changed files with 6 additions and 0 deletions
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6
source/libs/parser/src/parTranslater.c
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@ -2500,6 +2500,12 @@ static int32_t translateTable(STranslateContext* pCxt, SNode* pTable) {
STempTableNode* pTempTable = (STempTableNode*)pTable;
code = translateSubquery(pCxt, pTempTable->pSubquery);
if (TSDB_CODE_SUCCESS == code) {
if (QUERY_NODE_SELECT_STMT == nodeType(pTempTable->pSubquery) &&
((SSelectStmt*)pTempTable->pSubquery)->isEmptyResult &&
isSelectStmt(pCxt->pCurrStmt)) {
((SSelectStmt*)pCxt->pCurrStmt)->isEmptyResult = true;
}
pTempTable->table.precision = getStmtPrecision(pTempTable->pSubquery);
pTempTable->table.singleTable = stmtIsSingleTable(pTempTable->pSubquery);
code = addNamespace(pCxt, pTempTable);