安装mysql

[root@master1 ~]# yum install mysql

安装mysql源

[root@master1 ~]# rpm -Uvh http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm

安装mysql服务

[root@master1 ~]# yum install mysql-server 

安装MySQL依赖

[root@master1 ~]# yum install mysql-devel  

启动mysql并查看

[root@master1 ~]# systemctl start mysql  
[root@master1 ~]# systemctl status mysql  

进入MySQL中
由于是新的所以没有账号秘密

设置mysql密码

输入是啥秘密它会默认就是这个秘密,为了保险起见还是设置一下

mysql> use mysql;

mysql> set password for root@localhost = password('123456789');

或

 mysql> update user set authentication_string=password("123456789") where user='root';

刷新权限

mysql> FLUSH PRIVILEGES;

尝试登录

远程访问 mysql 开放所有权限设置

mysql> GRANT ALL PRIVILEGES ON *.* TO root@"%" IDENTIFIED BY "123456789";

刷新权限