Nhibernate Self Reference uni-directional

In my previous post we have seen to implement self reference (Bi-directional) . Today we will quickly see  how to achieve self reference uni-directional.

Scenario

Lets take a simple scenario of a tree structure . One node can have many Children nodes but any child node will have only one parent.

Node.cs

NodeMap.cs

Now  we do not have any mapping table because we want it unidirectional mapping. In database we have only one table Node . Lets see how to get  complete tree now ..

Above mapping will create the below realtion

You can refer below link for more details :

http://blogs.hibernatingrhinos.com/nhibernate/archive/2008/05/14/how-to-map-a-tree-in-nhibernate.aspx

You can download complete implementation from here

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