Ah....I think I see where I was going wrong. I expected the relationship between the Header -> LatestApprovedVersion to be a one- to-one.
Thanks a lot! On Feb 20, 12:56 pm, hival <[email protected]> wrote: > I'm not sure whether it is the optimal solution but it works > > <?xml version="1.0" encoding="utf-8" ?> > <hibernate-mapping xmlns="urn:nhibernate-mapping-2.2" > assembly="NHTest" namespace="NHTest.Model" auto-import="true"> > > <class name="Header" table="Header"> > <id name="HeaderId" column="HeaderId"> > <generator class="native" /> > </id> > > <many-to-one name="LatestVersion" entity-name="LatestVersion" > column="LatestVersionId" > cascade="save-update" not-null="true" / > > > > <many-to-one name="LatestApprovedVersion" entity- > name="LatestApprovedVersion" > column="LatestApprovedVersionId" > cascade="save-update" not- > null="true" /> > </class> > > <class name="Version" entity-name="LatestVersion" table="Version"> > <id name="VersionId" column="VersionId"> > <generator class="native" /> > </id> > > <one-to-one name="Header" property-ref="LatestVersion" > constrained="true" /> > </class> > > <class name="Version" entity-name="LatestApprovedVersion" > table="Version"> > <id name="VersionId" column="VersionId"> > <generator class="native" /> > </id> > > <one-to-one name="Header" property-ref="LatestApprovedVersion" > constrained="true" /> > </class> > </hibernate-mapping> > > Use constrained="true" only if the respective foreign key in the > Header table doesn't allow null values. > In this case NH will not use outer joins when loading Version > association. -- 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.
