linux mysql 安装

1、Adding the MySQL Yum Repository；

rpm -Uvh mysql80-community-release-el7-3.noarch.rpm

2、Selecting a Release Series
修配置文件

vi /etc/yum.repos.d/mysql-community.repo

57 enabled改成1
80 enabled改成0

3、Installing MySQL

yum  -y install mysql-community-server

4、Starting the MySQL Server

systemctl start mysqld.service

systemctl status mysqld.service

5、利用临时密码登录并修改密码
//查看临时密码

grep 'temporary password' /var/log/mysqld.log 

//利用临时密码登录

mysql -uroot -p

//修改临时密码

ALTER USER 'root'@'localhost' IDENTIFIED BY 'My12345!';

6、开启远程连接

grant all privileges  on *.* to root@'%' identified by "My12345!";

flush privileges;