I think this is where filters come into play?

On Fri, Sep 26, 2008 at 9:31 PM, Jon Palmer <[EMAIL PROTECTED]>wrote:

>
> Can't you just specify a Where clause in the definition of the single
> class mapping.
>
>
> -----Original Message-----
> From: [email protected] [mailto:[EMAIL PROTECTED] On
> Behalf Of Peter Lin
> Sent: Friday, September 26, 2008 11:29 AM
> To: nhusers
> Subject: [nhusers] Re: Discriminator bug
>
>
>
> the reason is simple. what if I'm reading data from an existing
> database, which uses the concept of a discriminator with
> address_type_code. what if the address table has entries with
> different address_type_code values?
>
> If I only want to get a specific type of address from the database and
> I don't have a subclass, NHibernate wouldn't return the correct
> result. It would return all rows, instead of just the rows with the
> specific address_type_code.
>
> I just looked at the release notes for NH 2.0 and it looks like this
> scenario is supported.
>
> Added [ Table per subclass, using a discriminator ] Support to
> Nhibernate
>
> http://ayende.com/Blog/archive/2008/03/31/NHibernate-2.0-Alpha-is-out.as
> px
>
> unfortunately, I can't upgrade to NH 2.0. I understand NH might not
> consider this a valid use case, but I definitely consider it a valid
> use case.
>
> peter
>
> On Sep 26, 11:20 am, "Fabio Maulo" <[EMAIL PROTECTED]> wrote:
> > Why you think that it is a bug ?If a class don't have a <subclass>
> (mean you
> > have only one value for discriminator and that mean don't have nothing
> to
> > discriminate), why NH must add the discriminator clause ?
> >
> > 2008/9/26 Peter Lin <[EMAIL PROTECTED]>
> >
> >
>
>
> >
>


-- 
Tuna Toksöz

Typos included to enhance the readers attention!

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