The chart shows the <a href=”https://www.google.com/trends/explore#q=postgresql%2Cmariadb%2Cmysql” target=”_blank” title=”Link to Google Trends comparison”>Google Trends</a> query for comparing PostgreSQL, MySQL and MariaDB on the web over the last ten years.
These are the main three production quality, open source relational databases available today, and four if you count FireBird but for brevity I’m excluding it. If you don’t know MariaDB, it’s a drop in replacement for MySQL, forked not long after Oracle bought Sun who had previously bought and owned MySQL. MariaDB is more open than Oracle’s MySQL but technically maintains very high compatibility. Read more →