From 424cd0123b52eaf6b0e54947c812b08947cae108 Mon Sep 17 00:00:00 2001
From: dapan1121 <89396746@qq.com>
Date: Mon, 31 May 2021 15:42:50 +0800
Subject: [PATCH] fix windows compile error

---
 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 b0ffab1298..978fbaf521 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -5353,9 +5353,9 @@ int32_t setAlterTableInfo(SSqlObj* pSql, struct SSqlInfo* pInfo) {
     }
 
     pItem = taosArrayGet(pAlterSQL->pAddColumns, 1);
-    int64_t nlen = 0;
+    int16_t nlen = 0;
 
-    if (tVariantDump(&pItem->pVar, (char *)&nlen, TSDB_DATA_TYPE_BIGINT, false) < 0 || nlen <= 0) {
+    if (tVariantDump(&pItem->pVar, (char *)&nlen, TSDB_DATA_TYPE_SMALLINT, false) < 0 || nlen <= 0) {
       return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg22);
     }