1.安装
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yum -y install mysql mysql-devel mysql-server
加入开机启动项chkconfig --add mysqld 加入开机启动chkconfig mysqld on |
2.设置root密码
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mysqladmin -uroot password "123456"
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3.进入数据库
4.查看数据库
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mysql> show databases;+--------------------+| Database |+--------------------+| information_schema || mysql || test |
+--------------------+3 rows in set (0.00 sec)
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数据库目录为/var/lib/mysql/
5.更改密码
原密码为123456
法一:
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$mysqladmin -uroot -p123456 password "654321"
$mysql -uroot -p654321 -s && echo $?
mysql> mysql> \q0 |
法二:
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mysql> update mysql.user set password=password("654321") where user = 'root' and host = 'localhost';
mysql> flush privileges; 一定要刷新权限,不然还是原来的密码Query OK, 0 rows affected (0.00 sec) |
6.授权远程管理用户
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mysql> grant all on *.* to 'admin'@'%' identified by 'admin' with grant option;
mysql> flush privileges; 刷新权限,使其生效。Query OK, 0 rows affected (0.00 sec)
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本文转自 xoyabc 51CTO博客,原文链接:http://blog.51cto.com/xoyabc/1718335,如需转载请自行联系原作者