DataNucleusTransparent persistence. Powerful querying. Use the API your prefer, to a very wide range of datastores. The most standards-compliant Java persistence product. Open Source software, under the Apache 2 license. Persisting Java objects is now easy. Choose your Datastore from a very wide range! Providing access to industry leading RDBMS, map stores such as Cassandra and HBase, the Neo4j graph store,
