The Apache Software Foundation has a lot of offerings for cloud based infrastructure. There are a lot of projects in that directions. A few examples are: Hadoop, Cassandra, HBase or some that are currently undergoing incubation: Whirr / Libcloud. Two…
A few month ago I started to play with Apache HBase, Apache’s Bigtable implementation. Since the Bigtable impl. from the Google AppEngine (->Datastore) can be accessed with JPA, I searched for a way to use HBase with JPA as well.…
The Google AppEngine uses the Google BigTable implementation as it’s storage system. Instead of only offering a native (and not so common) API to persist data they worked with the Datanucleus guys to get support for JPA and JDO. There…
