+1 for mapping of JPA/JDO "RDBMS" like concepts onto the DS
On Sep 15, 1:50 am, Larry Cable <larry.ca...@gmail.com> wrote:
> I'd also encourage you as part of this to focus on the mapping of
> JPA/JDO "RDBMS" like concepts onto the DS, as this I have
> found to be most problematic ... (or at least include pointers from
> the example back to the online docs)
>
> which is funny because I confess that you could write down all I know
> about RDBMS on the head of a pin ...
>
> Also I think "coping" strategies to deal with DS and GAE "quotas"
> would be helpful too!
>
> Thanks for doing this
>
> - Larry
>
> On Sep 14, 4:00 pm, Max Ross <maxr+appeng...@google.com> wrote:
>
>
>
> > Greetings everyone! For those of you who don't know me, my name is Max Ross
> > and I'm an engineer on the Google App Engine team who works on persistence
> > stuff: the datastore, the low-level datastore api, and the JDO/JPA
> > implementation. I'll be your host.
>
> > GAE for Java has been available since early April, and since launch we've
> > fixed
> > a lot of bugs and added a lot of
> > features<http://code.google.com/p/datanucleus-appengine/issues/list?can=1&q=st...>related
> > to JDO and JPA. However, I read this group regularly and I see the
> > persistence questions being asked, and it's clear to me that we're not
> > giving you, our customers, enough guidance. "JDO/JPA Snippets That Work" is
> > my attempt to provide that guidance.
>
> > Each week I'm going to post a complete example demonstrating how to
> > accomplish a specific persistence-related task. We don't play favorites
> > here on the App Engine team so I'll construct the example in both JDO and
> > JPA, and I'll try to cover a wide range of topics to keep everyone
> > interested. My hope is that, over time, this will come to serve as a
> > valuable resource to all App Engine Java developers whether you're new to
> > JDO/JPA or not. The subject line of all these posts will begin with
> > "JDO/JPA Snippets That Work" so you can recognize the new ones and find the
> > old ones easily. I will not use the word 'simply' to describe anything.
> > The first real post is already queued up so keep an eye out for it, and if
> > you have feedback on the usefulness of these snippets, good or bad, please
> > don't hesitate to let us know.
>
> > Thanks!
> > Max
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