From 98306426f0ed6c3b51173baa43339843143fcabb Mon Sep 17 00:00:00 2001
From: wangmm0220 <wangmm0220@gmail.com>
Date: Tue, 18 Oct 2022 14:47:02 +0800
Subject: [PATCH] fix:assert core if db is empty

---
 source/client/src/clientMsgHandler.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/client/src/clientMsgHandler.c b/source/client/src/clientMsgHandler.c
index cdf977bea3..8680f93f8c 100644
--- a/source/client/src/clientMsgHandler.c
+++ b/source/client/src/clientMsgHandler.c
@@ -194,6 +194,10 @@ int32_t processUseDbRsp(void* param, SDataBuf* pMsg, int32_t code) {
   SUseDbRsp usedbRsp = {0};
   tDeserializeSUseDbRsp(pMsg->pData, pMsg->len, &usedbRsp);
 
+  if(strlen(usedbRsp.db) == 0){
+    return TSDB_CODE_MND_DB_NOT_EXIST;
+  }
+
   SName name = {0};
   tNameFromString(&name, usedbRsp.db, T_NAME_ACCT | T_NAME_DB);
 
-- 
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