In recent years, the no-SQL group of non-relational databases have been picking up a lot of momentum and press. Unfortunately, most users are still picking SQL-relational or non-relational databases impetuously or based on misinformation, rather than analyzing what their application needs.
In this whirlwind presentation, Josh Berkus will go over why you might want a relational database or not, and what kinds or non-relational databases are available and what tasks they do well.