I have no idea about Hadoop but if you want to learn about NoSQL databases you can start with MongoDB[1]. It is simple and straight-forward and has pretty good

I have no idea about Hadoop but if you want to learn about NoSQL databases you can start with MongoDB[1]. It is simple and straight-forward and has pretty good documentation on its website. There is also a Mongo+Hadoop Connector[2], a series of plugins for the Apache Hadoop Platform to allow connectivity to MongoDB. Also check this article - http://www.osintegrators.com/whitepapers/MongoHadoopWP/index.html http://www.osintegrators.com/whitepapers/MongoHadoopWP/index... [1]http://www.mongodb.org/ http://www.mongodb.org/ [2]http://api.mongodb.org/hadoop/MongoDB%2BHadoop+Connector.html http://api.mongodb.org/hadoop/MongoDB%2BHadoop+Connector.htm...