Die Neuerungen in Kürze:

- Client side bulkloader available with the Python SDK that has a new  configuration syntax and wizard for easier import/export with the datastore. Can be used by enabling remote_api in your Java application
- Applications can now be configured to authenticate with OpenID by selecting the OpenID option when creating your application in the admin console. http://code.google.com/p/googleappengine/issues/detail?id=248. http://code.google.com/p/googleappengine/issues/detail?id=56
- New API to allow App Engine apps to act as OAuth service providers. ttp://code.google.com/p/googleappengine/issues/detail?id=919
- The version update check in the Java SDK now uses https.
- Allow full access to javax.el.* . http://code.google.com/p/googleappengine/issues/detail?id=3157
- Increased the timeout during deployment to 15 minutes
- Fixed an issue with JPA where an illegal cast exception was thrown during the fetch of integer fields
- MemcacheService.setNamespace() is deprecated in favor of
  MemcacheServiceFactory.getMemcacheManager(namespace)
- Support in the SDK for Java 1.5 is being deprecated. These warnings now appear  when starting the SDK

• http://groups.google.com/group/google-appengine/browse_thread/thread/77e7a998c065df07
• http://code.google.com/p/googleappengine/downloads/list

Sehr interessant ist die Remote-API (http://blog.notdot.net/2010/05/Behind-the-scenes-with-remote-api). Über Beispiele in Java werde ich Zukunft berichten.