DataNucleus Access Platform - Google AppEngine Datastore

Google App Engine (TM) platform provides Java persistence (JDO or JPA) to its BigTable datastore using the datanucleus-appengine plugin. This plugin was developed by Google with the assistance of the DataNucleus project and its capabilities are documented on their site.

Datastore Connection

The following persistence properties will connect to AppEngine

datanucleus.ConnectionURL=appengine

Reviews

Google AppEngine (TM) for Java provides developers with a simple environment in which to develop and deploy web based applications. There have been many blogs about this in recent days. Below are some

GWT and JDO on the Java App Engine
1st look at App Engine using JDO persistence capable classes over GWT RPC
Google AppEngine for java, first impressions
Google AppEngine Java Test Ride
Google App Engine adds Java support (Review)
Googles Groovy AppEngine
Google AppEngine for Java with Rich Ruby clients
Google AppEngine limitations for Java (and how to overcome them)
Google AppEngine and GWT now a marriage made in heaven
Re-thinking Object-Relational Mapping in a Distributed Key-Store world

If you find others and think others would benefit from them please notify us via the forum