An old Java coder

sudo curl -o /etc/yum.repos.d/mssql-server.repo https://packages.microsoft.com/config/rhel/7/mssql-server-2017.repo

sudo yum install -y mssql-server

sudo /opt/mssql/bin/mssql-conf setup

systemctl status mssql-server

sudo firewall-cmd --zone=public --add-port=1433/tcp --permanent
sudo firewall-cmd --reload