mysql    ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO) 错误 解决方案

# /etc/init.d/mysql 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>