Ubuntu下忘记MySQL密码重设方法

1、结束当前正在运行的mysql进程。

# /etc/init.d/mysql stop

2、用mysql安全模式运行并跳过权限验证。

# /usr/bin/mysqld_safe --skip-grant-tables

3、重开一个终端以root身份登录mysql。

# mysql -u root

4、修改root用户口令。

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

mysql> update user set Password = PASSWORD('root') where User ='root';

Query OK, 3 rows affected (0.00 sec)

Rows matched: 3 Changed: 3 Warnings: 0

mysql>
exit

5、结束mysql安全模式，用正常模式运行mysql。

# /etc/init.d/mysql restart