on-delete="cascade" make two things:1) create in DB CASCADE DELETE
2) NH know that there is a CASCADE DELETE and run only one SQL

If you want a one-shot-delete you can use Clear or on-delete="cascade" (with
CASCADE DELETE in DB).

What I don't understand is: I have two solution for my problem but I want
another one.
Obviously the most efficient solution is on-delete="cascade"

2008/11/27 Graham Bunce <[EMAIL PROTECTED]>

>
> Fabio,
>
> I want to have one shot delete performed by NHibernate.
>
> With the code - Session.Delete(newContent) and the above map in SQL
> Profiler I see something like this:
>
> DELETE FROM Content WHERE Id = ?
>
> This causes a crash as my database does not have CASCADE DELETE.
>
> I expect to see this:
>
> DELETE FROM AssetContent WHEREContentId = ?
> DELETE FROM Content WHERE Id = ?
>
> Therefore on-delete="cascade" does not do one shot delete as I
> understand it. As far as I can tell, it does nothing at all. I accept
> I may not understand what it does so please explain - thanks.
> >
>


-- 
Fabio Maulo

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