MySQL ROOT密码更改

MySQLROOT密码

# mysql -u root -p
Enter password:
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)
 
# mysql -u root -p password 'newpassword'
Enter password:
mysqladmin: connect to server at 'localhost' failed
error: 'Access denied for user 'root'@'localhost' (using password: YES)' 
网上找到的方法操作很简单,如下:
 
# /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' and host='root' or host='localhost';
//把空的用户密码都修改成非空的密码就行了。
mysql> FLUSH PRIVILEGES;
mysql> quit
# /etc/init.d/mysqld restart
# mysql -uroot -p
Enter password: <输入新设的密码newpassword> 




原文地址:https://www.cnblogs.com/hiSunshine/p/410374d90dc69ccb8e473397f95148dc.html