CentOS(linux) 下MySQL8.0.11的安装

系统
CentOS 7.4

安装软件
MySQL8.0.11

• 下载MySQL yum源

wget https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm  

• 安装yum源

yum localinstall mysql80-community-release-el7-1.noarch.rpm  

• 更新yum源

yum clean all  yum makecache  

• 创建Mysql账户

groupadd mysql  useradd -g mysql mysql  

• 开始安装MySQL

yum install mysql-community-server  

• 启动MySQL

systemctl start mysqld  

• 查看初始化密码

cat /var/log/mysqld.log | grep password  

• 登录MySQL

mysql -u root -p  

• 修改初始化密码（密码一定要大小写字母+数字+符号，如：Aa-123456789）

ALTER USER 'root'@'localhost' IDENTIFIED BY 'yourpassword';  

• 远程设置

use mysql;  update user set host='%' where user='root';  

• 允许任何主机访问数据库

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%'WITH GRANT OPTION;  FLUSH PRIVILEGES;  

• 允许myuser用户使用mypassword密码从任何主机连接到mysql服务器

GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'%'IDENTIFIED BY 'mypassword' WITH GRANT OPTION;  

• 允许用户myuser从ip为192.168.1.6的主机连接到mysql服务器，并使用mypassword作为密码

GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'192.168.1.3'IDENTIFIED BY 'mypassword' WITH GRANT OPTION;  

原文出处：segmentfault -> https://segmentfault.com/a/1190000015634108