thanks for the link. have tried the @version with shards. the output counter seems not to be unique... i think there is no other way to mimic the sequence generator like other rdbms without using normal transactions with optimistic locking of the entity.
On Mar 12, 1:49 am, datanucleus <[email protected]> wrote: > > could you give me simple example on how to use the @version, > > The DataNucleus docs define that, and much > morehttp://www.datanucleus.org/products/accessplatform/jdo/orm/versioning... -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" 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-java?hl=en.
