Hibernate实体映射属性关系

多对一：

<many-to-one name="" class="" column=""></many-to-one>

一对多：

<set name="">

<key column=""></key>

<one-to-many class=""/>

</set>

多对多：

<set name="" table="">

<key column=""></key>

<many-to-many class="" column=""></many-to-many>

</set>