Datastax has updated its Apache Cassandra-based NoSQL database. An in-memory computing feature is added to increase the performance of online applications. DataStax Enterprise 4.0 includes improved search, an updated version of the OpsCenter visual monitoring tool, and certified Cassandra 2.0. Performance benchmarks conducted by DataStax on the in-memory feature show significant improvements in speed. To know more on this topic go through the article by Toby Wolpe, senior reporter at ZDNet in London:

http://www.zdnet.com/apache-cassandra-gets-in-memory-option-with-datastax-enterprise-4-0-7000026757/

Facebook released Cassandra, its NoSQL, big data distributed data store to open source. It can power massive data sets quickly and reliably without compromising performance. Different new features and improvements are included in the latest version. To know more about Cassandra 2.0, follow Steven J. Vaughan-Nichols's, article link:

http://www.zdnet.com/cassandra-2-0-the-next-generation-of-big-data-7000020237/