Approaches to Data Modeling in Non-Relational Systems Using Apache Cassandra by Roberto Zicari · Published September 1, 2010 · Updated February 16, 2014 Gary Dusbabek, Rackspace Presentation slides presented at ICOODB Frankfurt 2010. DOWNLOAD (PDF)
Couchbase: Understanding group_level in View Queries with Couchbase Server 2.0 January 1, 2013 by Roberto Zicari · Published January 1, 2013 · Last modified February 16, 2014
Gartner 2014 Magic Quadrant for Operational Database Management Systems November 23, 2014 by Roberto Zicari · Published November 23, 2014
Evaluating Apache Cassandra as a Cloud Database June 5, 2014 by Roberto Zicari · Published June 5, 2014 · Last modified February 12, 2015