SMF uses either a MySQL, PostgreSQL, or SQLite database to store all of the data on the forum.
The following applies only to version 1.1 |
In SMF 1.1, the only supported database scheme is MySQL.
The following applies only to version 2.0 |
PostgreSQL and SQLite support with SMF was introduced in SMF 2.0.
Your database is where all of your posts, topics, members, settings and much more are stored. It is a wise idea to backup your forum database often. You should never back it up through the SMF admin panel > Forum Maintenance > Backup Database.