问题描述:

1.mysql命令直接能进去

mysql

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

2.mysql -uroot -p

不输入密码,报下面显示的错误

.ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

解决方案:

1.首先关闭mysql

service mysqld stop

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

2.设置使用命令跳过输入密码过程

mysql_safe --user=mysql --skip-grant-tables --skip-networking &

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

3.另开一个窗口--登录mysql--不要输入密码,直接换行

mysql -uroot -p

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

4.使用一下mysql数据库--指定数据库

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

5.查看mysql数据库中user表,用户等于root的用户,有一下显示就可以

select ‘user' from user where user='root'

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

6.为user=root的用户设置密码为123456

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

7.刷新使之生效

flush privileges;

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO).

8.重启mysql

service mysqld restart

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

9.mysql -uroot -p 输入密码就可以了

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

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