some of the interesting developments in the NoSQL arena.
Firstly this article gives you a better understanding of the various types of NoSql databases that are available
This website gives you comprehensive information related to Nosql database available in the market: http://nosql-database.org/
Some of the interesting large database implementations like Google, Facebook, reddit.com, twitter, Amazon use one or the other form Object/document databases along with relational databases
Doug you might be interested to read this: http://www.quora.com/Why-does-Quora-use-MySQL-as-the-data-store-instead-of-NoSQLs-such-as-Cassandra-MongoDB-CouchDB-etc
Microsoft/ .net based doc databases
- Microsoft Research is working on Trinity and they a Linqified querying of data from the data store
- Another one is Raven DB it’s a document database created by a .net developer/Architect which is based on Couch DB architecture.
The author is one of the contributor to nHibernate and a leading speaker, trainer, blogger, etc.
And here you can find a ton of blog posts regarding Raven db : http://ayende.com/Blog/category/564.aspx
Some more research information on Hadoop and it also has links to Cloudera from where you can download the virtual machine and play with it.
Hadoop tracker https://issues.apache.org/jira/browse/HADOOP-7108
This is blog I mainly look into http://www.cloudera.com/blog/