From 0f504c4a51559cb3acfe42e9704b41faff343354 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Thu, 25 Feb 2021 13:33:24 +0800
Subject: [PATCH] [td-3027] <fix>: fix bugs in alter table by adding unsigned
 tags.

---
 src/client/src/tscSQLParser.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 949993ae19..fabaa166e2 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -1144,7 +1144,7 @@ bool validateOneTags(SSqlCmd* pCmd, TAOS_FIELD* pTagField) {
     return false;
   }
 
-  if ((pTagField->type < TSDB_DATA_TYPE_BOOL) || (pTagField->type > TSDB_DATA_TYPE_NCHAR)) {
+  if ((pTagField->type < TSDB_DATA_TYPE_BOOL) || (pTagField->type > TSDB_DATA_TYPE_UBIGINT)) {
     invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg6);
     return false;
   }
-- 
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