Wih so many database options out there, it's easy to forget which one does what. Fortunately, there's this video, which provides a snappy rundown of the key points of PostgreSQL, Riak, HBase, MongoDB, CouchDB, Neo4J, and Redis.
Full disclosure: This video is actually a plug for a book. But you don't have to buy the book to enjoy the tune.
This story, "Video: Seven databases defined in one song," was originally published at InfoWorld.com. Keep up with the latest tech videos with the InfoTube blog. For the latest developments in business technology news, follow InfoWorld.com on Twitter.