Mysql5.6忘记root密码修改root密码的方法

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mysql5.6忘记数据库的root密码：

[root@oraserver139 ~]# mysql -uroot -p
Enter password:
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

查看当前安装的mysql版本：

root@oraserver139 ~]# rpm -qa | grep MySQL
MySQL-server-5.6.15-1.el6.x86_64
MySQL-client-5.6.15-1.el6.x86_64
MySQL-shared-compat-5.6.15-1.el6.x86_64
MySQL-devel-5.6.15-1.el6.x86_64
perl-DBD-MySQL-4.022-1.el6.rfx.x86_64

停止mysql服务：

[root@oraserver139 ~]# service mysql stop
Shutting down MySQL.. SUCCESS!

进入到skip-grant-tables模式：

[root@oraserver139 ~]# mysqld_safe --skip-grant-tables
140211 15:37:49 mysqld_safe Logging to '/var/lib/mysql/oraserver139.err'.
140211 15:37:49 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql

现在就不需要密码就可以进入mysql了：

[root@oraserver139 ~]# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 1
Server version: 5.6.15 MySQL Community Server (GPL)

Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

进入mysql系统数据库：

mysql> use mysql
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed

修改root账户密码：

mysql> update user set password=password("12345") where user="root";
Query OK, 4 rows affected (0.02 sec)
Rows matched: 4 Changed: 4 Warnings: 0

刷新权限：

mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> exit
Bye

停止mysql进程：

[1]+ Stopped mysqld_safe --skip-grant-tables

启动mysql：

[root@oraserver139 ~]# service mysql start
Starting MySQL SUCCESS!

使用刚才修改的密码进入mysql：

[root@oraserver139 ~]# mysql -uroot -p12345
Warning: Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 3
Server version: 5.6.15

Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> show databases;
ERROR 1820 (HY000): You must SET PASSWORD before executing this statement

mysql> SET PASSWORD = PASSWORD('12345');
Query OK, 0 rows affected (0.00 sec)

mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| test |
+--------------------+
4 rows in set (0.00 sec)

修改完成；

以上所述是小编给大家介绍的Mysql5.6忘记root密码修改root密码的方法，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持！

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