for non-scalar function, follow existing behavior

src/client/src/tscSQLParser.c

@@ -4373,12 +4373,14 @@ static int32_t validateSQLExprSQLFunc(SSqlCmd* pCmd, tSqlExpr* pExpr,
           (pParamElem->pNode->type == SQL_NODE_EXPR || pParamElem->pNode->type == SQL_NODE_SQLFUNCTION)) {
         return TSDB_CODE_TSC_INVALID_OPERATION;
       }
+      if (TSDB_FUNC_IS_SCALAR(functionId)) {
         code = validateSQLExprItem(pCmd, pParamElem->pNode, pQueryInfo, pList, type, uid);
         if (code != TSDB_CODE_SUCCESS) {
           return code;
         }
       }
     }
+  }
 
   if (!TSDB_FUNC_IS_SCALAR(functionId)) {
     if (pExpr->Expr.paramList != NULL)