系统版本：
NAME=”OpenCloudOS”
VERSION=”9.2″
ID=”opencloudos”
ID_LIKE=”opencloudos”
VERSION_ID=”9.2″
PLATFORM_ID=”platform:oc9″
PRETTY_NAME=”OpenCloudOS 9.2″
ANSI_COLOR=”0;31″
CPE_NAME=”cpe:/o:opencloudos:opencloudos:9″
HOME_URL=”https://www.opencloudos.org/”
BUG_REPORT_URL=”https://bugs.opencloudos.tech/”
wget https://dev.mysql.com/get/mysql80-community-release-el9-1.noarch.rpm
sudo yum install -y mysql80-community-release-el9-1.noarch.rpm
sudo yum install -y mysql-server
sudo systemctl enable mysqld
sudo systemctl start mysqld
systemctl status mysqld
mysql -uroot
ALTER USER 'root'@'localhost' IDENTIFIED BY 'NewPassw0rd!';
FLUSH PRIVILEGES;
