MongoDB is the most full featured scalable database taking the tech world by storm. Drupal is the standard in content management powering magazines, blogs online newspapers and much more. It’s only natural that they would get together to provide a fast dynamic scalable CMS system. Whenever a Drupal site needs to scale dynamic content they turn to MongoDB to be able to deliver. The Examiner.com was the pioneer in this approach and many Drupal sites have followed suit.