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)

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