@hibernate.class table="lams_learning_grouping" @hibernate.id generator-class="assigned" type="java.lang.Long" column="grouping_id" @hibernate.property column="number_of_groups" length="11" @hibernate.property column="learners_per_group" length="11" @hibernate.list lazy="true" inverse="true" cascade="none" @hibernate.collection-key column="grouping_id" @hibernate.collection-one-to-many class="com.lamsinternational.lams.learningdesign.Group"