MYSQL删除匿名用户的方法(提高安全性)

Posted 2020-08-26

mysql中删除匿名用户详细步骤如下：

[[email protected] ~]#mysql -u root -p　← 通过密码用root登录
Enter password:　← 在这里输入密码

Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 7 to server version: 4.1.20

Type ‘help;‘ or ‘\h‘ for help. Type ‘\c‘ to clear the buffer.

mysql>select user,host from mysql.user;　 ← 查看用户信息
+------+----------------------------+
| user | host　　　　　　　　 |
+------+----------------------------+
|　　　| localhost 　　　　　　|
| root | localhost 　　　　　　|
|　　　| sample.centospub.com |
| root | sample.centospub.com　 |
+------+----------------------------+
4 rows in set (0.02 sec)

mysql> delete from mysql.user where user=‘‘;　 ← 删除匿名用户
Query OK, 2 rows affected (0.17 sec)

mysql> select user,host from mysql.user;　 ← 查看用户信息
+------+----------------------------+
| user | host　　　　　　　　 |
+------+----------------------------+
| root | localhost　　　　　　|
| root | sample.centospub.com |
+------+----------------------------+
2 rows in set (0.00 sec)

mysql> exit　 ← 退出MySQL服务器
Bye

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