Run WordPress without MySQL! A simple introduction to using SQLite

WordPress typically uses MySQL or MariaDB for its database, but it can actually run on SQLite as well.With SQLite, there is ...
LWN.net

SQLite vs. MySQL

>Isn't SQLite even more horrible than MySQL? Definitely not. It's true that SQLite doesn't support foreign keys out of the box -- though you can add them manually if you want[1] -- and has an unusual ...
Linux Journal

MariaDB/MySQL, PostgreSQL and SQLite3 - Comparing Command-Line Interfaces

Don't be afraid of using your chosen database's command-line client. I might as well say this up front: I don't like using GUI (aka non-command-line or graphical) tools with my databases. This is ...
Network World

An introduction to SQLite for developers and sysadmins

When they need a relational database, software developers and system administrators often choose MySQL or PostgreSQL. For a lighter and simpler solution, however, developers should consider SQLite. It ...