Re: Updating Google App Engine datastore

Frank,

Thanks for your answer. I didn't even know that there was a GAE list.
Sorry about this.

I will put it there,

Cheers,

Victor.

On 1 jun, 12:22, Frank Harper <frank.har...@gmail.com> wrote:
> I'm wondering about the same problem. Actually you should ask this question
> on the GAE list, not on the GWT list.
>
> Also when you ask the question, it would help to know which persistence API
> you are using.
>
> 2010/6/1 Víctor Mayoral <v.mayor...@gmail.com>
>
>
>
> > Could anyone please give me a hand on this?
> > I'm not sure about the path i should follow
>
> > Thanks
>
> > On 31 mayo, 19:29, Víctor Mayoral <v.mayor...@gmail.com> wrote:
> > > Hello,
> > > I've just an applications using GWT and GAE. After reading the docs
> > > and doing some examples I decided to begin coding but soon I reach
> > > something tricky.
>
> > > My application data would be at the GAE datastore. I want to assume
> > > that the app "will live". Let me explain this:
> > > The entities at the datastore will change. This means that some
> > > properties would be added and some of them maybe removed what leaves
> > > me with a ton of exceptions to handle. Knowing this, which should be
> > > the way to update the datastore entities? One by one after a change is
> > > made? Should I handle exceptions and then change just the entitie
> > > requested? Is there a way to do this cleaner?
>
> > > I've been thinking about how to do this stuff with my actual knowledge
> > > and i think that the most logical way to proceed is get the object,
> > > remove it from the database, create a new one based on this old object
> > > and then persist it again.
>
> > > To sum up the question is about if there's a way to add a property to
> > > an stored entitie in the datastore (GAE) easily.
>
> > > I hope you to understand my lines. Any suggestion would be
> > > appreciated.
>
> > > Thanks,
>
> > > Víctor.
>
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