1、新建解压文件夹
root@localhost home# mkdir /root/sql
2、解压安装包
解压到/root/sql/文件夹中,并进入解压的sql目录中
root@localhost home# tar xf mysql-8.0.37-1.el9.x86_64.rpm-bundle.tar -C /root/sql/
3、安装SQL
root@localhost home# cd /root/sql/
root@localhost sql# rpm -ivh mysql-community-* --force --nodeps
4、启动MYSQL,并开机启动
#启动MySQL
root@localhost \~#systemctl start mysqld
#MySQL加入开启自启
root@localhost \~#systemctl enable mysqld
5、数据库初始密码
root@localhost sql# cat /var/log/mysqld.log | grep password

root@localhost sql# mysql -uroot -p
Enter password:
设置root用户密码与远程登录
ALTER USER 'root'@'localhost' IDENTIFIED BY 'Xa%^3T%T4!';
set global validate_password.policy=0;
set global validate_password.length=5;
set global validate_password.mixed_case_count=0;
ALTER USER 'root'@'localhost' IDENTIFIED BY 'rootroot';
flush privileges;
use mysql;
update user set user.Host='%' where user.User='root';
flush privileges;
quit