修改MySQL的默认密码的四种小方法

c:>mysql -u root

mysql>set password for 'root'@'localhost'=password('newpasswd');

mysql>set password for 'root'@'%'=password('newpasswd'); //本条可选

mysqladmin -u root password "newpass"

　mysqladmin -u root password oldpass "newpass"

mysql -u root

　　mysql> use mysql;

　　mysql> UPDATE user SET Password = PASSWORD('newpass') WHERE user = 'root';

　　mysql> FLUSH PRIVILEGES;

mysqld_safe --skip-grant-tables&

　　mysql -u root mysql

　　mysql> UPDATE user SET password=PASSWORD("new password") WHERE user='root';

　　mysql> FLUSH PRIVILEGES;