因为是多对多双向关联,那么在删除两边的其中一数据时,应只能删除两者在链接表中的数据,
而不会对两边的数据有影响。
例子,有以下几个表,
t_advposition,t_adversiting,t_advpos_adver
//基于链接表的多对多关联
t_advposition在Hibernate中的关联设置
<set table="t_advpos_adver" name="advertisings" cascade="delete" inverse="false" order-by="advposadverid asc">
<key column="advpositionid"/>
<many-to-many class="com.cwq.modules.advertising.model.Advertising" unique="true" column="advertisingid" />
</set>
t_adversiting 在Hibernate中的关联设置
<set table="t_advpos_adver" name="advpositions" cascade="delete" inverse="false" order-by="advposadverid asc">
<key column="advertisingid"/>
<many-to-many column="advpositionid" unique="true" class="com.cwq.modules.advertising.model.Advposition"/>
</set>




















