A Set with no nullable element columns will have a primary key consisting of all table columns (ie - key columns + element columns).

Namespace: NHibernate.Mapping
Assembly:   NHibernate (in NHibernate)
Version: 1.2.0.4000

Syntax

Visual Basic (Declaration)
Public Class Set _
	Inherits Collection
C#
public class Set : Collection
Visual C++
public ref class Set : public Collection

Inheritance Hierarchy

System.Object
  NHibernate.Mapping.Collection
    NHibernate.Mapping.Set