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fix: add checks for stream query

This commit is contained in:
Xiaoyu Wang 2022-08-08 13:28:49 +08:00
parent 536c6bdbc5
commit f15517b1d7
1 changed files with 13 additions and 9 deletions
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22
source/libs/parser/src/parTranslater.c
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@ -4729,15 +4729,8 @@ static int32_t checkCreateStream(STranslateContext* pCxt, SCreateStreamStmt* pSt
return TSDB_CODE_SUCCESS;
}
if (QUERY_NODE_SELECT_STMT != nodeType(pStmt->pQuery)) {
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STREAM_QUERY, "Unsupported stream query");
}
SSelectStmt* pSelect = (SSelectStmt*)pStmt->pQuery;
if (QUERY_NODE_REAL_TABLE != nodeType(pSelect->pFromTable) ||
TSDB_DATA_TYPE_TIMESTAMP != ((SExprNode*)nodesListGetNode(pSelect->pProjectionList, 0))->resType.type ||
!pSelect->isTimeLineResult || crossTableWithoutAggOper(pSelect)) {
if (QUERY_NODE_SELECT_STMT != nodeType(pStmt->pQuery) ||
QUERY_NODE_REAL_TABLE != nodeType(((SSelectStmt*)pStmt->pQuery)->pFromTable)) {
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STREAM_QUERY, "Unsupported stream query");
}
@ -4770,12 +4763,23 @@ static int32_t addWstartTsToCreateStreamQuery(SNode* pStmt) {
return code;
}
static int32_t checkStreamQuery(STranslateContext* pCxt, SSelectStmt* pSelect) {
if (TSDB_DATA_TYPE_TIMESTAMP != ((SExprNode*)nodesListGetNode(pSelect->pProjectionList, 0))->resType.type ||
!pSelect->isTimeLineResult || crossTableWithoutAggOper(pSelect)) {
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STREAM_QUERY, "Unsupported stream query");
}
return TSDB_CODE_SUCCESS;
}
static int32_t buildCreateStreamQuery(STranslateContext* pCxt, SNode* pStmt, SCMCreateStreamReq* pReq) {
pCxt->createStream = true;
int32_t code = addWstartTsToCreateStreamQuery(pStmt);
if (TSDB_CODE_SUCCESS == code) {
code = translateQuery(pCxt, pStmt);
}
if (TSDB_CODE_SUCCESS == code) {
code = checkStreamQuery(pCxt, (SSelectStmt*)pStmt);
}
if (TSDB_CODE_SUCCESS == code) {
getSourceDatabase(pStmt, pCxt->pParseCxt->acctId, pReq->sourceDB);
code = nodesNodeToString(pStmt, false, &pReq->ast, NULL);