From 1729bc75ab163c2e7a1192333b45338ea8f7dbbd Mon Sep 17 00:00:00 2001
From: yihaoDeng <yhdeng@taosdata.com>
Date: Sun, 9 May 2021 00:34:48 +0800
Subject: [PATCH] [TD-4119]<fix>

---
 src/mnode/inc/mnodeDef.h  | 2 +-
 src/mnode/src/mnodeShow.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mnode/inc/mnodeDef.h b/src/mnode/inc/mnodeDef.h
index ed1de1b87a..e052f34a33 100644
--- a/src/mnode/inc/mnodeDef.h
+++ b/src/mnode/inc/mnodeDef.h
@@ -249,7 +249,7 @@ typedef struct SAcctObj {
 } SAcctObj;
 
 typedef struct {
-  char     db[TSDB_DB_NAME_LEN];
+  char     db[TSDB_ACCT_ID_LEN + TSDB_DB_NAME_LEN];
   int8_t   type;
   int16_t  numOfColumns;
   int32_t  index;
diff --git a/src/mnode/src/mnodeShow.c b/src/mnode/src/mnodeShow.c
index 03772f2724..c0fa6368f3 100644
--- a/src/mnode/src/mnodeShow.c
+++ b/src/mnode/src/mnodeShow.c
@@ -129,7 +129,7 @@ static int32_t mnodeProcessShowMsg(SMnodeMsg *pMsg) {
   SShowObj *pShow = calloc(1, showObjSize);
   pShow->type       = pShowMsg->type;
   pShow->payloadLen = htons(pShowMsg->payloadLen);
-  tstrncpy(pShow->db, pShowMsg->db, TSDB_DB_NAME_LEN);
+  tstrncpy(pShow->db, pShowMsg->db, TSDB_ACCT_ID_LEN + TSDB_DB_NAME_LEN);
   memcpy(pShow->payload, pShowMsg->payload, pShow->payloadLen);
 
   pShow = mnodePutShowObj(pShow);
-- 
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