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mysql登录报错提示:ERROR 1045 (28000)的解决方法_MySQL

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2016-05-27 10:44:111769browse

本文分析了mysql登录报错提示:ERROR 1045 (28000)的解决方法。分享给大家供大家参考,具体如下:

一、问题:

公司linux系统的mysql数据库root用户设置过密码,但常常用命令'mysql -u root -p'登录报错,有时又能登录。登录报错信息为:

[root@localhost ~]# mysql -u root -p
Enter password: 
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)

二、原因:数据库中存在空用户所致

三、解决方法:

1、停用mysql服务:

# service mysql stop

2、输入命令:

# mysqld_safe --user=mysql --skip-grant-tables --skip-networking & 

3、登入数据库:

# mysql -u root mysql

4、

mysql> use mysql;

5、

mysql> select user,host,password from user;

结果如下:

+------+-----------------------+----------+
| user | host                  | password |
+------+-----------------------+----------+
| root | %                           | mima  |
| root | localhost.localdomain | mima  |
| root | 127.0.0.1                 | mima  |
|        | localhost                  |          |
|        | localhost.localdomain |          |
+------+-----------------------+----------+

6、将上面查询出来的空用户删除:

mysql> delete from user where user='';

7、退出数据库:

mysql> quit

8、启动mysql服务:

# service mysql start

9、重新用命令:

mysql -u root -p

登录,OK!

更多关于MySQL相关内容感兴趣的读者可查看本站专题:《MySQL事务操作技巧汇总》、《MySQL存储过程技巧大全》、《MySQL数据库锁相关技巧汇总》及《MySQL常用函数大汇总》

希望本文所述对大家MySQL数据库计有所帮助。

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