ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)

#service  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

#service restart

# mysql -uroot -p

Enter password: <输入新设的密码newpassword>