I don't know if it's documented, but it was mentioned in the release notes.
The Datastore API now includes a NonTransactional decorator to ensure that a function is run outside of a transaction. Existing transactions are paused while the function is executing. -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
