首先使用命令进入数据库
[[email protected] raul]# mysql -u root -p Enter password: Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 3 Server version: 5.1.73 Source distribution Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type ‘help;‘ or ‘\h‘ for help. Type ‘\c‘ to clear the current input statement.
然后切换数据库,进入我们须要操作的数据库mysql
mysql> use mysql Reading table information for completion of table and column names You can turn off this feature to get a quicker startup with -A Database changed
删除之前我们先查看一下数据库的用户表,看看用户的存在情况
mysql> select user, host from user; +------+-----------------------+ | user | host | +------+-----------------------+ | root | 127.0.0.1 | | | localhost | | root | localhost | | | localhost.localdomain | | root | localhost.localdomain | +------+-----------------------+ 5 rows in set (0.00 sec)
我们看到啦,在user这一列有的行是空的。这就是那个匿名用户啦~。在这一步我们已经找到匿名用户啦,剩下的操作就是删除掉这个用户,保证登录安全
mysql> delete from user where user=‘‘; Query OK, 2 rows affected (0.00 sec)
此时mysql运行的状态显示我们删除了两行数据,然后运行一边查询命令,确认一下是不是真的删除成功啦?
mysql> select user, host from user; +------+-----------------------+ | user | host | +------+-----------------------+ | root | 127.0.0.1 | | root | localhost | | root | localhost.localdomain | +------+-----------------------+ 3 rows in set (0.00 sec)
原文地址:https://www.cnblogs.com/peteremperor/p/9434185.html
时间: 2024-08-29 21:05:47