From 94b9104b502d4860afdae941a17fbe5a0dc5f3a3 Mon Sep 17 00:00:00 2001 From: Haojun Liao Date: Sat, 20 Jun 2020 01:53:49 +0800 Subject: [PATCH] [td-686] --- src/client/src/tscSQLParser.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c index 2566e171f4..d8d43508b5 100644 --- a/src/client/src/tscSQLParser.c +++ b/src/client/src/tscSQLParser.c @@ -1690,7 +1690,7 @@ int32_t addExprAndResultField(SQueryInfo* pQueryInfo, int32_t colIndex, tSQLExpr return invalidSqlErrMsg(pQueryInfo->msg, msg3); } - if (pItem->pNode->pParam->nExpr > 1 && strlen(pItem->aliasName) > 0) { + if (pItem->pNode->pParam->nExpr > 1 && (pItem->aliasName != NULL && strlen(pItem->aliasName) > 0)) { return invalidSqlErrMsg(pQueryInfo->msg, msg8); } @@ -1761,7 +1761,7 @@ int32_t addExprAndResultField(SQueryInfo* pQueryInfo, int32_t colIndex, tSQLExpr int32_t numOfFields = 0; // multicolumn selection does not support alias name - if (strlen(pItem->aliasName) != 0) { + if (pItem->aliasName != NULL && strlen(pItem->aliasName) > 0) { return invalidSqlErrMsg(pQueryInfo->msg, msg8); } -- GitLab