At the Open World Forum two weeks ago I had the pleasure to meet with Colin Charles. We had a nice talk about the current state of both MariaDB and PostgreSQL, and even were both interviewed by the Open World Forum Team. The interview is now available online. Dear French readers, it's in English.
Here's the video:
Executive Summary: MariaDB is a drop-in fully Open Source replacement for MySQL and sees quite some progress and innovation being made, and PostgreSQL is YeSQL!