登录某台服务器的mysql时候总报错: mysql2/client.rb:58:in `connect': Access denied for user 'root'@'localhost' (using password: YES) (Mysql2::Error) 解决方法: %20在windows%20下的解决方法也一样的 [sql] view%20plaincopy # /etc/init.d/mysqld stop # mysqld_safe --user=mysql --skip-grant-tables --skip-networking & # mysql -u root mysql mysql> UPDATE user SET Password=PASSWORD(’newpassword’) where USER=’root’; mysql> FLUSH PRIVILEGES; mysql> quit # /etc/init.d/mysqld restart # mysql -uroot -p Enter password: mysql>