hibernate多对一映射

Class.hbm.xml

inverse="true"，指定由student维护关系

<hibernate-mapping package="com.java1234.model"><class name="Class" table="t_class"><id name="id" column="classId"><generator class="native"></generator></id><property name="name" column="className"></property><set name="students" cascade="delete" inverse="true"><key column="classId"></key><one-to-many class="com.java1234.model.Student"/></set></class></hibernate-mapping>

Student.hbm.xml

<hibernate-mapping package="com.java1234.model"><class name="Student" table="t_student"><id name="id" column="stuId"><generator class="native"></generator></id><property name="name" column="stuName"></property><many-to-one name="c" column="classId" class="com.java1234.model.Class" cascade="save-update"></many-to-one></class></hibernate-mapping>