查看MYSQL数据库中所有用户及拥有权限 - walter371

查看MYSQL数据库中所有用户及拥有权限

查看MYSQL数据库中所有用户

mysql> SELECT DISTINCT CONCAT(\'User: \'\'\',user,\'\'\'@\'\'\',host,\'\'\';\') AS query FROM mysql.user;
+---------------------------------------+
| query                                 |
+---------------------------------------+
| User: \'cactiuser\'@\'%\';                | 
| User: \'common_user\'@\'%\';              | 
| User: \'dba\'@\'%\';                      | 
| User: \'root\'@\'%\';                     | 
| User: \'slave\'@\'%\';                    | 
| User: \'wtgame\'@\'%\';                   | 
| User: \'root\'@\'127.0.0.1\';             | 
| User: \'webman\'@\'127.0.0.1\';           | 
| User: \'root\'@\'192.168.166.200\';       | 
| User: \'cactiuser\'@\'192.168.166.202\';  | 
| User: \'root\'@\'192.168.166.202\';       | 
| User: \'\'@\'localhost\';                 | 
| User: \'cacti\'@\'localhost\';            | 
| User: \'cactiuser\'@\'localhost\';        | 
| User: \'dba\'@\'localhost\';              | 
| User: \'extmail\'@\'localhost\';          | 
| User: \'javauser\'@\'localhost\';         | 
| User: \'root\'@\'localhost\';             | 
| User: \'webman\'@\'localhost\';           | 
| User: \'\'@\'localhost.localdomain\';     | 
| User: \'root\'@\'localhost.localdomain\'; | 
+---------------------------------------+
21 rows in set (0.01 sec)

 

查看数据库中具体某个用户的权限
mysql> show grants for \'cactiuser\'@\'%\';    
+-------------------------------------------------------------------------------------------------------------------+
| Grants for cactiuser@%                                                                                            |
+-------------------------------------------------------------------------------------------------------------------+
| GRANT PROCESS, SUPER ON *.* TO \'cactiuser\'@\'%\' IDENTIFIED BY PASSWORD \'*DAFF917B80E3314B1ABECBA9DF8785AFD342CE89\' | 
| GRANT ALL PRIVILEGES ON `cacti`.* TO \'cactiuser\'@\'%\'                                                              | 
+-------------------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)

 

mysql> select * from mysql.user where user=\'cactiuser\' \G   
*************************** 1. row ***************************
                 Host: %
                 User: cactiuser
             Password: *DAFF917B80E3314B1ABECBA9DF8785AFD342CE89
          Select_priv: N
          Insert_priv: N
          Update_priv: N
          Delete_priv: N
          Create_priv: N
            Drop_priv: N
          Reload_priv: N
        Shutdown_priv: N
         Process_priv: Y
            File_priv: N
           Grant_priv: N
      References_priv: N
           Index_priv: N
           Alter_priv: N
         Show_db_priv: N
           Super_priv: Y
Create_tmp_table_priv: N
     Lock_tables_priv: N
         Execute_priv: N
      Repl_slave_priv: N
     Repl_client_priv: N
     Create_view_priv: N
       Show_view_priv: N
  Create_routine_priv: N
   Alter_routine_priv: N
     Create_user_priv: N
           Event_priv: N
         Trigger_priv: N
             ssl_type: 
           ssl_cipher: 
          x509_issuer: 
         x509_subject: 
        max_questions: 0
          max_updates: 0
      max_connections: 0
 max_user_connections: 0

 

查看user表结构　需要具体的项可结合表结构来查询
mysql> desc mysql.user;
+-----------------------+-----------------------------------+------+-----+---------+-------+
| Field                 | Type                              | Null | Key | Default | Extra |
+-----------------------+-----------------------------------+------+-----+---------+-------+
| Host                  | char(60)                          | NO   | PRI |         |       | 
| User                  | char(16)                          | NO   | PRI |         |       | 
| Password              | char(41)                          | NO   |     |         |       | 
| Select_priv           | enum(\'N\',\'Y\')                     | NO   |     | N       |       | 
******************
******************
+-----------------------+-----------------------------------+------+-----+---------+-------+
39 rows in set (0.00 sec)