阿里云Centos7.2安装MySQL

[root]# rpm -Uvh http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm

[root]# yum repolist enabled | grep "mysql.*-community.*"

[root]# yum -y install mysql-community-server

[root]# systemctl enable mysqld

[root]# systemctl start mysqld

[root]# mysql_secure_installation

1、Set root password? [Y/n] y        [设置root用户密码]
2、Remove anonymous users? [Y/n] y            [删除匿名用户]
3、Disallow root login remotely? [Y/n] n            [禁止root远程登录]
4、Remove test database and access to it? [Y/n] y       [删除test数据库]
5、Reload privilege tables now? [Y/n] y        [刷新权限]

[root]# mysql -uroot -p       [首次无密码，直接回车]
mysql> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123456' WITH GRANT OPTION;
mysql> flush privileges;