Jack Wallen demonstrates how to install software from the command line on Ubuntu, AlmaLinux, Arch Linux, and openSUSE.

Installation I won't go into how to install MariaDB, MySQL, PostgreSQL or SQLite3 here. Most distributions have packages for them, and in the case of MariaDB, there are packages for Debian, Ubuntu, ...

Whether you're running a LAMP stack on Ubuntu or CentOS, you need to back up your MySQL databases. Learn how to do this with the help of the mysqldump command.