Thanks a lot for the info. I've moved my question to the GData group. UUID would be a very good approach, right now I get back the UID back from the call (or not if it times out...).
On 16 Jun., 01:42, "Ikai L (Google)" <[email protected]> wrote: > Corporate applications run on App Engine. Here's a session from IO where our > Corporate Engineering team discusses their > experiences:http://www.youtube.com/watch?v=IzxdL4I0xTg > > As for your question about idempotence: There may be, but you'll likely get > a better answer for this question from the GData team: > > http://groups.google.com/group/google-help-dataapi > > Interesting that contact creation isn't idempotent. If it doesn't exist > already, for your use case, at least, it could be a good GData feature > request to add a UUID to write operations such that after a successful > write, writes become invalid for any subsequent call tagged with that UUID. > > > > > > On Tue, Jun 15, 2010 at 2:32 PM, dflorey <[email protected]> wrote: > > Hi there, > > two quick questions: > > - Are there any Google apps (like calendar, contacts etc.) running on > > app engine? > > - Are there any plans to let GData services participate in a > > transaction? > > > Right now it's almost impossible to create idempotent tasks when using > > certain GData services. > > Example: When creating a contact I frequently get timeout exceptions > > from the Google contact servers, so I have no clue whether a contact > > has been created or not. When the task gets executed multiple times > > (for whatever reason), I end up with duplicated contacts. > > > -- > > 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]<google-appengine%2Bunsubscrib > > [email protected]> > > . > > For more options, visit this group at > >http://groups.google.com/group/google-appengine?hl=en. > > -- > Ikai Lan > Developer Programs Engineer, Google App Engine > Blog:http://googleappengine.blogspot.com > Twitter:http://twitter.com/app_engine > Reddit:http://www.reddit.com/r/appengine -- 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.
