Cassandra Adds Hadoop MapReduce - DZone DatabaseToday the Cassandra project announced its first new release since becoming a Top-Level Project at Apache. Don't let the low version number fool you. Cassandra 0.6 is one of the most mature NoSQL distributed data stores in the open source market. It was heavily developed by Facebook before it was open sourced in August 2008. Currently Cassandra is being used by four of the largest social media
