[TD-795]

src/inc/taosmsg.h

@@ -618,7 +618,7 @@ typedef struct {
 } SMDVnodeDesc;
 
 typedef struct {
-  char db[TSDB_DB_NAME_LEN];
+  char db[TSDB_ACCT_LEN + TSDB_DB_NAME_LEN];
   SMDVnodeCfg  cfg;
   SMDVnodeDesc nodes[TSDB_MAX_REPLICA];
 } SMDCreateVnodeMsg;

src/mnode/inc/mnodeDef.h

@@ -132,7 +132,7 @@ typedef struct SVgObj {
   int64_t        createdTime;
   int32_t        lbDnodeId;
   int32_t        lbTime;
-  char           dbName[TSDB_DB_NAME_LEN];
+  char           dbName[TSDB_ACCT_LEN + TSDB_DB_NAME_LEN];
   int8_t         inUse;
   int8_t         accessState;
   int8_t         reserved0[5];

src/mnode/src/mnodeVgroup.c

@@ -358,7 +358,7 @@ int32_t mnodeCreateVgroup(SMnodeMsg *pMsg, SDbObj *pDb) {
   if (pMsg == NULL) return TSDB_CODE_MND_APP_ERROR;
 
   SVgObj *pVgroup = (SVgObj *)calloc(1, sizeof(SVgObj));
-  tstrncpy(pVgroup->dbName, pDb->name, TSDB_DB_NAME_LEN);
+  tstrncpy(pVgroup->dbName, pDb->name, TSDB_ACCT_LEN + TSDB_DB_NAME_LEN);
   pVgroup->numOfVnodes = pDb->cfg.replications;
   pVgroup->createdTime = taosGetTimestampMs();
   pVgroup->accessState = TSDB_VN_ALL_ACCCESS;