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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)
@后面的%，表示用户可以从任何主机使用该用户登陆DB
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 (责任编辑：IT) |