【CentOS】安装MYSQL8

1、配置安装源

yum install https://repo.mysql.com//mysql80-community-release-el7-1.noarch.rpm

2、安装MYSQL8

yum install mysql-community-server

3、启动MYSQL8

service mysqld start

4、查看初始化密码

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

5、登录mysql8

mysql -uroot -p

6、修改密码

ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'password'; 

7、设置允许所有ip访问MYSQL8

切换数据库：use mysql;
查看用户：select host, user, authentication_string, plugin from user;
update user set host='%' where user='root';

8、刷新权限

FLUSH PRIVILEGES;

9、放行端口

firewall-cmd --zone=public --add-port=3306/tcp --permanent 
firewall-cmd --reload

10、修改加密规则

set global validate_password.policy=0;
set global validate_password.length=5;

-------------------------------------------------------------------------------------------------by：青涩知夏 -》》 www.nosum.cn