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From "Kevin Sutter" <kwsut...@gmail.com>
Subject Re: Historical Session
Date Mon, 21 May 2007 18:01:47 GMT
Sorry to show my ignorance, but what are "historical objects"?  Thanks!

Kevin

On 5/18/07, Ricardo Andere de Mello <wytwyg@gmail.com> wrote:
>
> ok, I'm sending this message to netmind list too, so they can answer my
> next
> question too:
>
> * Maybe this is a silly question, but is it possible to place netmind's
> beankeeper historical structure between OpenJPA and the database
> backstore?
>
> I dont think *any* serious commercial application can avoid historical
> objects.
> I think netmind's beankeeper is a great thing, and JPA is a good standard.
> Mixing both projects would be very cool. ;-)
>
> []s, gandhi
>
>
> 2007/5/18, Marc Prud'hommeaux <mprudhom@apache.org>:
> >
> >
> > Sadly, no. We don't have any built-in support for historical support
> > at this time, although we have thought for a long time that this
> > would be a great feature to have.
> >
> > You can, of course, do it yourself manually with a bunch of
> > persistent Date fields, but I agree that this is pretty cumbersome to
> > have to manage yourself.
> >
> >
> >
> > On May 18, 2007, at 11:27 AM, Ricardo Andere de Mello wrote:
> >
> > > Does OpenJPA have something similar to TopLink's "AsOfClause" ?
> > >
> > > I've been working for some time with OJB and Hibernate, and I'm
> > > work a lot
> > > with historical objects.
> > > It really sucks to manage lots of classes to build a historical
> > > structure of
> > > objects and object relations.
> > >
> > > Netminds beankeeper does a great job about this, but I'd like to
> > > adhere to
> > > JPA...
> > >
> > > Any idea of implementing historical objects AND RELATIONS, inside JPA?
> > >
> > > --
> > > Ricardo Andere de Mello
> > > Presidente do Quilombo Digital
> > > 55 (11) 3271-7928 / 55 (11) 9917-7722
> >
> >
>
>
> --
> Ricardo Andere de Mello
> Presidente do Quilombo Digital
> 55 (11) 3271-7928 / 55 (11) 9917-7722
>

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