Evaluating Apache Cassandra as a Cloud Database by Roberto Zicari · Published November 1, 2011 · Updated February 16, 2014 DataStax white paper. DOWNLOAD (PDF)
The Hardest Problems in Data Management January 1, 2012 by Roberto Zicari · Published January 1, 2012 · Last modified February 16, 2014
Couchbase: How to move from MySQL to Couchbase Server January 1, 2013 by Roberto Zicari · Published January 1, 2013 · Last modified February 16, 2014