install mysql80 to amazon linux 2022 by yum

$ cat /etc/amazon-linux-release
Amazon Linux release 2022 (Amazon Linux)

$ sudo yum install openssl-devel
$ sudo yum localinstall \
    http://dev.mysql.com/get/mysql80-community-release-el8-3.noarch.rpm
$ sudo yum install mysql-community-server

sudo systemctl enable mysqld
sudo systemctl start  mysqld

sudo cat /var/log/mysqld.log | grep root
$ sudo cat /var/log/mysqld.log | grep root
2022-07-11T20:03:58.171561Z 6 [Note] [MY-010454] [Server]
  A temporary password is generated for root@localhost: _(naeM:hd0jf

mysql> SET PASSWORD = 'ないしょ. 大文字小文字数字記号:要';
mysql> create database mytestdb;