diff --git a/src/mnode/inc/mgmtAcct.h b/src/mnode/inc/mgmtAcct.h
index 1aaa35e6851177c0ea7561a465a28b80628649bc..a39641a9b67915983d8dcc10b762f68141f956c5 100644
--- a/src/mnode/inc/mgmtAcct.h
+++ b/src/mnode/inc/mgmtAcct.h
@@ -19,28 +19,21 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-
 #include "mnode.h"
 
-int32_t mgmtInitAccts();
-void mgmtCleanUpAccts();
+int32_t   mgmtInitAccts();
+void      mgmtCleanUpAccts();
 SAcctObj *mgmtGetAcct(char *acctName);
 
 int32_t mgmtCheckUserLimit(SAcctObj *pAcct);
 int32_t mgmtCheckDbLimit(SAcctObj *pAcct);
 int32_t mgmtCheckTableLimit(SAcctObj *pAcct, int32_t numOfTimeSeries);
-int32_t mgmtGetAcctMeta(STableMeta *pMeta, SShowObj *pShow, void *pConn);
-int32_t mgmtRetrieveAccts(SShowObj *pShow, char *data, int32_t rows, void *pConn);
 
 int32_t mgmtAddDbIntoAcct(SAcctObj *pAcct, SDbObj *pDb);
 int32_t mgmtRemoveDbFromAcct(SAcctObj *pAcct, SDbObj *pDb);
 int32_t mgmtAddUserIntoAcct(SAcctObj *pAcct, SUserObj *pUser);
 int32_t mgmtRemoveUserFromAcct(SAcctObj *pAcct, SUserObj *pUser);
 
-extern int32_t (*mgmtCreateAcctFp)(char *name, char *pass, SAcctCfg *pCfg);
-extern int32_t (*mgmtDropAcctFp)(char *name);
-extern int32_t (*mgmtAlterAcctFp)(char *name, char *pass, SAcctCfg *pCfg);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/mnode/src/mgmtAcct.c b/src/mnode/src/mgmtAcct.c
index 2b3262292e0ae5674b5560823a09f7ff3970f9f4..4c25449c22ad0ed48d55726f8792851be120c22f 100644
--- a/src/mnode/src/mgmtAcct.c
+++ b/src/mnode/src/mgmtAcct.c
@@ -15,30 +15,16 @@
 
 #define _DEFAULT_SOURCE
 #include "os.h"
-#include "tschemautil.h"
-#include "taoserror.h"
-#include "mnode.h"
 #include "mgmtAcct.h"
-#include "mgmtTable.h"
-#include "mgmtUser.h"
 
-extern void *tsUserSdb;
-extern void *tsDbSdb;
 static SAcctObj tsAcctObj;
 
-int32_t (*mgmtInitAcctsFp)() = NULL;
-void (*mgmtCleanUpAcctsFp)() = NULL;
-
-int32_t (*mgmtCreateAcctFp)(char *name, char *pass, SAcctCfg *pCfg) = NULL;
-int32_t (*mgmtDropAcctFp)(char *name) = NULL;
-int32_t (*mgmtAlterAcctFp)(char *name, char *pass, SAcctCfg *pCfg) = NULL;
-int32_t (*mgmtGetAcctMetaFp)(STableMeta *pMeta, SShowObj *pShow, void *pConn) = NULL;
-int32_t (*mgmtRetrieveAcctsFp)(SShowObj *pShow, char *data, int32_t rows, void *pConn) = NULL;
+int32_t   (*mgmtInitAcctsFp)() = NULL;
+void      (*mgmtCleanUpAcctsFp)() = NULL;
 SAcctObj *(*mgmtGetAcctFp)(char *acctName) = NULL;
-
-int32_t (*mgmtCheckUserLimitFp)(SAcctObj *pAcct) = NULL;
-int32_t (*mgmtCheckDbLimitFp)(SAcctObj *pAcct) = NULL;
-int32_t (*mgmtCheckTimeSeriesLimitFp)(SAcctObj *pAcct, int32_t numOfTimeSeries) = NULL;
+int32_t   (*mgmtCheckUserLimitFp)(SAcctObj *pAcct) = NULL;
+int32_t   (*mgmtCheckDbLimitFp)(SAcctObj *pAcct) = NULL;
+int32_t   (*mgmtCheckTimeSeriesLimitFp)(SAcctObj *pAcct, int32_t numOfTimeSeries) = NULL;
 
 int32_t mgmtAddDbIntoAcct(SAcctObj *pAcct, SDbObj *pDb) {
   pthread_mutex_lock(&pAcct->mutex);
@@ -113,88 +99,47 @@ int32_t mgmtRemoveUserFromAcct(SAcctObj *pAcct, SUserObj *pUser) {
 
 int32_t mgmtInitAccts() {
   if (mgmtInitAcctsFp) {
-    return mgmtInitAcctsFp();
+    return (*mgmtInitAcctsFp)();
   } else {
-    SAcctObj *pAcct = &tsAcctObj;
-    pAcct->acctId = 0;
-    strcpy(pAcct->user, "root");
+    tsAcctObj.acctId = 0;
+    strcpy(tsAcctObj.user, "root");
     return 0;
   }
 }
 
 SAcctObj *mgmtGetAcct(char *acctName) {
   if (mgmtGetAcctFp) {
-    return mgmtGetAcctFp(acctName);
+    return (*mgmtGetAcctFp)(acctName);
   } else {
     return &tsAcctObj;
   }
 }
 
+void mgmtCleanUpAccts() {
+  if (mgmtCleanUpAcctsFp) {
+    (*mgmtCleanUpAcctsFp)();
+  }
+}
+
 int32_t mgmtCheckUserLimit(SAcctObj *pAcct) {
   if (mgmtCheckUserLimitFp) {
-    return mgmtCheckUserLimitFp(pAcct);
-  } else {
-    int32_t numOfUsers = sdbGetNumOfRows(tsUserSdb);
-    if (numOfUsers >= tsMaxUsers) {
-      mWarn("numOfUsers:%d, exceed tsMaxUsers:%d", numOfUsers, tsMaxUsers);
-      return TSDB_CODE_TOO_MANY_USERS;
-    }
-    return 0;
+    return (*mgmtCheckUserLimitFp)(pAcct);
   }
+  return 0;
 }
 
 int32_t mgmtCheckDbLimit(SAcctObj *pAcct) {
   if (mgmtCheckDbLimitFp) {
-    return mgmtCheckDbLimitFp(pAcct);
+    return (*mgmtCheckDbLimitFp)(pAcct);
   } else {
-    int32_t numOfDbs = sdbGetNumOfRows(tsDbSdb);
-    if (numOfDbs >= tsMaxDbs) {
-      mWarn("numOfDbs:%d, exceed tsMaxDbs:%d", numOfDbs, tsMaxDbs);
-      return TSDB_CODE_TOO_MANY_DATABASES;
-    }
     return 0;
   }
 }
 
 int32_t mgmtCheckTableLimit(SAcctObj *pAcct, int32_t numOfTimeSeries) {
   if (mgmtCheckTimeSeriesLimitFp) {
-    return mgmtCheckTimeSeriesLimitFp(pAcct, numOfTimeSeries);
+    return (*mgmtCheckTimeSeriesLimitFp)(pAcct, numOfTimeSeries);
   } else {
     return 0;
   }
-}
-
-void mgmtCleanUpAccts() {
-  if (mgmtCleanUpAcctsFp) {
-    mgmtCleanUpAcctsFp();
-  }
-}
-
-int32_t mgmtGetAcctMeta(STableMeta *pMeta, SShowObj *pShow, void *pConn) {
-  if (mgmtGetAcctMetaFp) {
-    return mgmtGetAcctMetaFp(pMeta, pShow, pConn);
-  } else {
-    return TSDB_CODE_OPS_NOT_SUPPORT;
-  }
-}
-
-int32_t mgmtRetrieveAccts(SShowObj *pShow, char *data, int32_t rows, void *pConn) {
-  if (mgmtRetrieveAcctsFp) {
-    return mgmtRetrieveAcctsFp(pShow, data, rows, pConn);
-  } else {
-    return 0;
-  }
-}
-
-SAcctObj *mgmtGetAcctFromConn(void *pConn) {
-//  SRpcConnInfo connInfo;
-//  rpcGetConnInfo(pConn, &connInfo);
-//
-//  SUserObj *pUser = mgmtGetUser(connInfo.user);
-//  if (pUser != NULL) {
-//    return pUser->pAcct;
-//  }
-
-  return NULL;
-}
-
+}
\ No newline at end of file
diff --git a/src/mnode/src/mgmtUser.c b/src/mnode/src/mgmtUser.c
index 1747f0bafd97d93a983765b91fe23c6bd1d31cb0..1503b721ab0e5000807f07038528ec822ffd16fb 100644
--- a/src/mnode/src/mgmtUser.c
+++ b/src/mnode/src/mgmtUser.c
@@ -18,18 +18,12 @@
 #include "trpc.h"
 #include "tschemautil.h"
 #include "ttime.h"
-#include "mnode.h"
-
-
+#include "mgmtAcct.h"
+#include "mgmtGrant.h"
 #include "mgmtMnode.h"
 #include "mgmtShell.h"
 #include "mgmtUser.h"
 
-#include "mgmtAcct.h"
-#include "mgmtGrant.h"
-#include "mgmtTable.h"
-
-
 void *tsUserSdb = NULL;
 static int32_t tsUserUpdateSize = 0;
 
@@ -113,6 +107,12 @@ static int32_t mgmtUpdateUser(SUserObj *pUser) {
 }
 
 static int32_t mgmtCreateUser(SAcctObj *pAcct, char *name, char *pass) {
+  int32_t numOfUsers = sdbGetNumOfRows(tsUserSdb);
+  if (numOfUsers >= tsMaxUsers) {
+    mWarn("numOfUsers:%d, exceed tsMaxUsers:%d", numOfUsers, tsMaxUsers);
+    return TSDB_CODE_TOO_MANY_USERS;
+  }
+
   int32_t code = mgmtCheckUserLimit(pAcct);
   if (code != 0) {
     return code;