fix: multi-rows function validity check

source/libs/parser/src/parTranslater.c

@@ -1058,8 +1058,9 @@ static int32_t translateAggFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
   if (hasInvalidFuncNesting(pFunc->pParameterList)) {
     return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_AGG_FUNC_NESTING);
   }
-  if (!isSelectStmt(pCxt->pCurrStmt) || ((SSelectStmt*)pCxt->pCurrStmt)->hasIndefiniteRowsFunc ||
-      ((SSelectStmt*)pCxt->pCurrStmt)->hasMultiRowsFunc) {
+  // The auto-generated COUNT function in the DELETE statement is legal
+  if (isSelectStmt(pCxt->pCurrStmt) &&
+      (((SSelectStmt*)pCxt->pCurrStmt)->hasIndefiniteRowsFunc || ((SSelectStmt*)pCxt->pCurrStmt)->hasMultiRowsFunc)) {
     return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_ALLOWED_FUNC);
   }
 

tests/system-test/2-query/statecount.py

@@ -335,7 +335,7 @@ class TDTestCase:
         # tdSql.checkRows(21)
 
         # group by
-        tdSql.query("select statecount(c1,'GT',1) from ct1 group by c1")
+        tdSql.error("select statecount(c1,'GT',1) from ct1 group by c1")
         tdSql.error("select statecount(c1,'GT',1) from ct1 group by tbname")
 
         # super table