Marlabs Blog

Modern Relational Databases have a limitation when it comes to handling large data volumes. There are three specific problem areas: Scaling out to data sets, per-server performance, and rigid schemas. This has prompted businesses to look at other alternatives to traditional relational database technology. Collectively, these alternatives have become known as “NoSQL databases.”

Here’s a very interesting review of NoSQL – http://www.rackspacecloud.com/blog/2009/11/09/nosql-ecosystem/