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CentOS下如何修改MySQL的root密码1、用帐号登录mysql
mysql –u root或#mysql –uroot –p
2、改变用户数据库
命令:mysql>use mysqlmysql> use mysql
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -ADatabase changed
3、修改密码   密码要用password()函数进行加密!!!!
命令:mysql> update user set password=password("root") where user="root";
mysql> update user set password=password("root") where user="root";
Query OK, 3 rows affected (0.00 sec)
Rows matched: 3  Changed: 3  Warnings: 0
4、刷新权限表
命令:mysql> flush privileges;mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
5、退出mysql并对mysql进行重启即可!!
service mysqld restart
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