have a look on how map a bidi-one-to-one through PK
http://fabiomaulo.blogspot.com/2010/03/conform-mapping-one-to-one.html

On Wed, Nov 17, 2010 at 1:38 PM, Scott <[email protected]> wrote:

> I'm mapping bidirectional through the PK, so the PK of both tables are
> the same.
>
> Like I said it works the first time and then failed to include the
> where clause the 2nd, so if I was doing something horribly wrong I'd
> think it should fail the first time. The fact that the 2nd query
> include the correct parameters but never uses them sounds more like a
> bug in NHibernate to me.
>
>
>
> On Nov 15, 6:21 pm, Fabio Maulo <[email protected]> wrote:
> > There 3 mapping patterns to map a one-to-one.
> > Just one for unidirectional relation
> > Two for bidirectional (oen through PK the other through FK).
> >
> > Which is your case?
> >
> > --
> > Fabio Maulo
> >
> > El 15/11/2010, a las 16:25, Scott <[email protected]> escribió:
> >
> >
> >
> > > A little more I discovered after testing.
> >
> > > It doesn't matter if the Child is null, I added the records and it
> > > still does the same thing.
> >
> > > And it only happens the 2nd time through, the first time everything is
> > > fine, the 2nd time and the query is wrong doing the exact same thing.
> >
> > > On Nov 15, 10:51 am, Scott <[email protected]> wrote:
> > >> I have a one-to-one relationship and when the child table is null for
> > >> the main object the SQL query that's created is wrong, it gives it a
> > >> parameter of the primary key but it never uses this parameter in the
> > >> query itself. This causes it to return all records in the table and a
> > >> "More than one row with the given identifier was found" error when
> > >> actually it shouldn't be finding anything.
> >
> > >> Parent has:
> > >> <one-to-one name="Profile" class="DatabaseModel.Models.UserProfile,
> > >> DatabaseModel" cascade="all" property-ref="UserInfo" />
> >
> > >> Child has:
> > >> <one-to-one name="UserInfo" class="DatabaseModel.Models.UserInfo"
> > >> cascade="delete" constrained="true" />
> >
> > >> The query that gets generated is:
> > >> exec sp_executesql N'SELECT userprofil0_.UserInfoRefId as
> > >> UserInfo1_4_0_, userprofil0_.Version as Version4_0_,
> > >> userprofil0_.CurrentRosmatRefId as CurrentR3_4_0_ FROM UserProfile
> > >> userprofil0_',N'@p0 uniqueidentifier',@p0='60E9764B-
> > >> D48E-4260-81BC-308B3486851F'
> >
> > >> Notice the lack of a WHERE clause
> >
> > >> This is what I think it should be:
> > >> exec sp_executesql N'SELECT userprofil0_.UserInfoRefId as
> > >> UserInfo1_4_0_, userprofil0_.Version as Version4_0_,
> > >> userprofil0_.CurrentRosmatRefId as CurrentR3_4_0_ FROM UserProfile
> > >> userprofil0_ WHERE userprofil0_.userinforef...@p0',N'@p0
> > >> uniqueidentifier',@p0='60E9764B-D48E-4260-81BC-308B3486851F'
> >
> > >> This is on NHibernate 2.1.2
> >
> > > --
> > > You received this message because you are subscribed to the Google
> Groups "nhusers" group.
> > > To post to this group, send email to [email protected].
> > > To unsubscribe from this group, send email to
> [email protected]<nhusers%[email protected]>
> .
> > > For more options, visit this group athttp://
> groups.google.com/group/nhusers?hl=en.
>
> --
> You received this message because you are subscribed to the Google Groups
> "nhusers" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to
> [email protected]<nhusers%[email protected]>
> .
> For more options, visit this group at
> http://groups.google.com/group/nhusers?hl=en.
>
>


-- 
Fabio Maulo

-- 
You received this message because you are subscribed to the Google Groups 
"nhusers" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/nhusers?hl=en.

Reply via email to