Cassandra Query Language (CQL) v3.1.7
https://cassandra.apache.org/doc/cql3/CQL.html
Cassandra Wiki (Client Options)
https://wiki.apache.org/cassandra/ClientOptions
Datastax Cassandra Ruby Driver (As of 20141209, this is current Ruby driver to use)
https://github.com/datastax/ruby-driver
Datastax Cassandra Ruby Driver Documentation
http://datastax.github.io/ruby-driver/
Up and Running With Cassandra (like Google's BigTable)
http://blog.evanweaver.com/2009/07/06/up-and-running-with-cassandra/