There is no room for ego management in the market place of free ideas.

Let the spears fly!

But seriously, you make good points on referencial integrity in object
models.

-Chris.

> -----Original Message-----
> From: Joe Sam Shirah [SMTP:[EMAIL PROTECTED]]
> Sent: Wednesday, April 28, 1999 4:49 PM
> To:   [EMAIL PROTECTED]
> Subject:      Re: relational storage (was "Re: Granularity of EJBObjects")
>
>     Hi Chris,
>
>     Well, I certainly hope my response to Dave didn't seem like throwing
> spears ;-)  All I really wanted to say is that integrity problems are in
> all
> realms.  Actually, orders and other things should refer to a stock item,
> not
> a catalog item's existence.  In that way, the catalog item could be
> deleted
> without harming other systems.  Another alternative is just to be marked
> 'not available for catalog inclusion' with no actual deletions until all
> dependencies are removed.  And, of course, your thoughts are on the mark
> as
> well.
>
>
>                         Joe Sam
>
>
> -----Original Message-----
> From: Chris Raber <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
> Date: Wednesday, May 12, 1999 12:52 PM
> Subject: Re: relational storage (was "Re: Granularity of EJBObjects")
>
>
> >Gentlemen,
> >
> >Both points of view have merit.
> >
> >1. A good object model can use relationships as first class objects
> >to manage the "can delete?" question. When product item is asked
> >to delete itself, it can check if it is in any has-a relationships that
> >would keep it from being deleted.
> >
> >2. A repository that can detect free floating objects with no references
> >and automatically clean up is a good thing. In the case where #1 isn't
> >done well, at least we won't end up with the "ghost reference" problem.
> >
> >Regards,
> >
> >-Chris, the peacemaker ;-)
> >
>
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