NHibernate Made Simple

<?xml version="1.0"?>
<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2"
                   namespace="NHibernateSimpleDemo"
                   assembly="NHibernateSimpleDemo">

    <!-- Mappings for class 'Order' -->
    <class name="Order" table="Orders" lazy="false">

        <!-- Identity mapping -->
        <id name="ID">
            <column name="OrderID" />
            <generator class="native" />
        </id>
        
        <!-- Many-to-one mapping: Customer -->
        <many-to-one name="Customer" 
                     class="Customer" 
                     column="CustomerID"
                     cascade="all" />

        <!-- Many-to-many mapping: OrderItems -->
        <bag name="OrderItems" table="OrderItems" cascade="none" lazy="false">
            <key column ="OrderID" />
            <many-to-many class="Product" column="ProductID" />
        </bag>

        <!-- Simple mappings -->
        <property name="Date" />

    </class>

</hibernate-mapping>