Peter,

AFAIK, union-subclass corresponds to the Table Per Concrete Class/Concrete 
Table Inheritance (
http://martinfowler.com/eaaCatalog/concreteTableInheritance.html) pattern, 
which, as it name implies, only needs tables for the actual concrete 
classes. So, I assume it was a mistake.

RP

On Friday, May 25, 2012 11:05:36 AM UTC+1, Peter wrote:
>
> In this post <http://ayende.com/blog/3941/nhibernate-mapping-inheritance>, 
> Ayende explains an approach for inheritance using union-subclass. I noticed 
> in the mapping, he added a 'table' attribute to his abstract Party class 
> mapping. In the image below it, where he shows the database schema, there 
> is no such table however.
>
> So, when using union-subclass, where your base class doesn't map to a 
> separate table, is specifying the table necessary? Or will NHibernate just 
> ignore whatever you specify?
>
> I posted this on 
> StackOverflow<http://stackoverflow.com/questions/10739714/do-you-have-to-specify-the-table-for-an-abstract-and-table-less-baseclass-when-u/10739958#10739958>,
>  
> but we now chose a different approach. If nobody answers the question, I 
> might just remove it from SO, but I'm still curious for the answer.
>

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