<hibernate-mapping default-cascade="none" xmlns="urn:nhibernate-mapping-2.2">
  <class name="Test.Data.Domain.Employee, Test.Data" table="Employees">
    <id name="EmployeeID" type="System.Int32" column="EmployeeID" unsaved-value="0">
      <generator class="native" />
    </id>
    <set name="Orders" inverse="false" lazy="true" cascade="none">
      <key>
        <column name="EmployeeID" not-null="false" />
      </key>
      <one-to-many class="Test.Data.Domain.Order, Test.Data" />
    </set>
  </class>
</hibernate-mapping>