MySQL忘记root密码后的处理_MySQL
[root@gk ~]# mysql -u root -p
Enter password:
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)
解决方法
1.停止mysqld服务
[root@gk ~]# service mysqld stop
停止 mysqld: [确定]
2.执行mysqld_safe --skip-grant-tables
[root@gk ~]# mysqld_safe --skip-grant-tables
140607 22:21:50 mysqld_safe Logging to '/var/log/mysqld.log'.
140607 22:21:50 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
3.登录mysql
[root@gk ~]# mysql
Welcome to the MySQL monitor. Commands end with ; or /g.
Your MySQL connection id is 1
Server version: 5.1.71 Source distribution
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.
4.切换到mysql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
5.更新密码
mysql> update user set password=password('redhat')where user='root';
Query OK, 2 rows affected (0.00 sec)
Rows matched: 3 Changed: 2 Warnings: 0
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> exit
Bye
6.重新启动mysqld服务
[root@gk ~]# service mysqld restart
停止 mysqld: [确定]
正在启动 mysqld: [确定]
7.用新密码进行登录
[root@gk ~]# mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or /g.
Your MySQL connection id is 2
Server version: 5.1.71 Source distribution
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>
上一篇: Mysql高级之触发器
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