ubuntu 修改mysql密码

sudo /etc/init.d/mysql stop

sudo mysqld_safe --user=mysql --skip-grant-tables --skip-networking

mysql -uroot -p

输入自己mysql密码

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

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

 【注意！！括号里面的root修改为自己实际的密码】

mysql> exit;

sudo /etc/init.d/mysql restart