From ee334d6f78d247c88b9d28461691111b250e9be1 Mon Sep 17 00:00:00 2001
From: lichuang <lichuang1982@gmail.com>
Date: Wed, 9 Jun 2021 15:19:10 +0800
Subject: [PATCH] [TD-3963]fix alter db bug when there is no vgroup case

---
 src/mnode/src/mnodeDb.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/mnode/src/mnodeDb.c b/src/mnode/src/mnodeDb.c
index 95a5532b42..0ab4baedb2 100644
--- a/src/mnode/src/mnodeDb.c
+++ b/src/mnode/src/mnodeDb.c
@@ -1090,7 +1090,14 @@ static int32_t mnodeAlterDbFp(SMnodeMsg *pMsg) {
   }
   // in case there is no vnode(no db in vnode)
   if (pMsg->expected == 0) {
-    return TSDB_CODE_SUCCESS;
+    SSdbRow row = {
+      .type    = SDB_OPER_GLOBAL,
+      .pTable  = tsDbSdb,
+      .pObj    = pDb,
+      .pMsg    = pMsg,
+    };
+
+    return sdbUpdateRow(&row);
   }
   mDebug("db:%s, all vgroups is altered", pDb->name);
   mLInfo("db:%s, is alterd by %s", pDb->name, mnodeGetUserFromMsg(pMsg));
-- 
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