fix: add checks for stream query

source/libs/parser/src/parTranslater.c

@@ -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);