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nhdevelop
 Post subject: Mapping
PostPosted: Fri Feb 12, 2010 1:39 pm 
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Joined: Thu Oct 01, 2009 5:38 pm
Posts: 6
What is the difference between one to one and many to one mapping with nhibernate..
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wolli
 Post subject: Re: Mapping
PostPosted: Sat Feb 13, 2010 7:31 am 
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Joined: Thu Dec 14, 2006 5:57 am
Posts: 1185
Location: Zurich, Switzerland
one-to-one: objects on both ends exist (normally linked through the primary key)
many-to-one: 0..n objects to one object ("foreign key")

If you need to model something like 0,1 to 1 than you need a many-to-one.

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