diff --git a/plugins/postgresql/index.py b/plugins/postgresql/index.py
index 8d4704b6d..c7217219d 100755
--- a/plugins/postgresql/index.py
+++ b/plugins/postgresql/index.py
@@ -696,6 +696,8 @@ def setDbBackup():
     os.system(cmd)
     return mw.returnJson(True, 'ok')
 
+def rootPwd():
+    return pSqliteDb('config').where('id=?', (1,)).getField('pg_root')
 
 def importDbBackup():
     args = getArgs()
@@ -1589,6 +1591,8 @@ if __name__ == "__main__":
         print(getPgPort())
     elif func == 'set_pg_port':
         print(setPgPort())
+    elif func == 'root_pwd':
+        print(rootPwd())
     elif func == 'get_db_list':
         print(getDbList())
     elif func == 'add_db':
diff --git a/scripts/init.d/mw.tpl b/scripts/init.d/mw.tpl
index 63f5099ed..6708aa6e7 100755
--- a/scripts/init.d/mw.tpl
+++ b/scripts/init.d/mw.tpl
@@ -425,7 +425,20 @@ mw_connect_mysql(){
     if [ "$CHOICE_DB" == "mysql-yum" ];then
         ${ROOT_PATH}/mysql-yum/bin/usr/bin/mysql -S ${ROOT_PATH}/mysql-yum/mysql.sock -uroot -p"${pwd}"
     fi
+}
+
+
+mw_connect_pgdb(){
+
+    if [ ! -d "${ROOT_PATH}/postgresql" ];then
+        echo -e "postgresql not install!"
+        exit 1
+    fi
+
 
+    pwd=$(cd ${ROOT_PATH}/mdserver-web && python3 ${ROOT_PATH}/mdserver-web/plugins/postgresql/index.py root_pwd)
+    echo "${ROOT_PATH}/postgresql/bin/pgsql -U postgres root -p"${pwd}""
+    ${ROOT_PATH}/postgresql/bin/pgsql -U postgres root -p"${pwd}"
 }
 
 
@@ -506,6 +519,7 @@ case "$1" in
     'debug') mw_debug;;
     'mirror') mw_mirror;;
     'db') mw_connect_mysql;;
+    'pgdb') mw_connect_pgdb;;
     'redis') mw_redis;;
     'mongodb') mw_mongodb;;
     'venv') mw_update_venv;;