At OSCON 2012 in Portland I gave a presentation on building your first MongoDB application. Over 150 people were in the audience, a pretty significant number of this type of hands on tutorial. Certainly worth the weeks of preparation that went into developing it. While at OSCON I put the slides online at SlideShare where during the four day conference the amassed over 20k views and within a couple weeks over 30k views.
Amazon, Digg, Facebook, LinkedIn, Twitter all started on sql databases (all but Amazon on MySQL) and have transitioned to incorporated nosql databases into their infrastructure, though many utilize both relational databases as well as non-relational ones. I’ve compiled a few resources to help bring you up to speed on nosql databases. Major sites using NoSQL Amazon : (Dynamo) http://www.allthingsdistributed.com/2007⁄10/amazons_dynamo.html LinkedIn : (Voldemort) http://blog.linkedin.com/2009⁄03/20/project-voldemort-scaling-simple-storage-at-linkedin/ Digg : (Cassandra) http://about.digg.com/blog/saying-yes-nosql-going-steady-cassandra Facebook : (Cassandra) http://cassandra.apache.org/ Twitter : (Cassandra) http://nosql.mypopescu.com/post/407159447/cassandra-twitter-an-interview-with-ryan-king Key articles to read..