linux下忘记mysql密码的几种找回方法（推荐）

# /etc/init.d/mysql stop
# mysqld_safe --user=mysql --skip-grant-tables --skip-networking &
# mysql -u root
mysql> update user set password=password("newpassword") where user=‘root‘;
mysql> flush privileges;
mysql> quit
# /etc/init.d/mysql restart
# mysql -uroot -p
enter password: <输入新设的密码newpassword>
mysql>

# mysql -udebian-sys-maint -p
enter password: <输入[client]节的密码>
mysql> update user set password=password("newpassword") where user=root;
mysql> flush privileges;
mysql> quit
# mysql -uroot -p
enter password: <输入新设的密码newpassword>
mysql>

# mysql -uroot -p
enter password: <输入/etc/mysql/debian.cnf文件中[client]节提供的密码>

/etc/init.d/mysqld stop

vi /etc/init.d/mysqld

/usr/bin/mysqld_safe --skip-grant-tables --datadir="$datadir" --socket="$socketfile"
--log-error="$errlogfile" --pid-file="$mypidfile"

/etc/init.d/mysqld start

mysql> update mysql.user set password=password("123456")where user=root；
mysql> flush privileges；
mysql> quit

mysql
mysql -u root –p

/etc/init.d/mysqld stop

/etc/init.d/mysqld start