hibernate配置一对多出错。。求指点

Question

<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd"> <!--      Mapping file autogenerated by MyEclipse Persistence Tools --> <hibernate-mapping>     <class name="orders" table="orders" catalog="hibernate">         <id name="oid" type="integer">             <column name="oid" />             <generator class="identity"></generator>         </id>         <property name="price" type="float">             <column name="price" precision="12" scale="0" />         </property>         <property name="id" type="string">             <column name="id" length="10" />         </property>                  <many-to-one name="stu" column="id" class="Student"></many-to-one>              </class> </hibernate-mapping> <?xml version="1.0" encoding="utf-8"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd"> <!--      Mapping file autogenerated by MyEclipse Persistence Tools --> <hibernate-mapping>     <class name="Student" table="student" catalog="hibernate">         <id name="id" type="string">             <column name="id" length="10" />             <generator class="assigned"></generator>         </id>         <property name="name" type="string">             <column name="name" length="20" />         </property>         <property name="age" type="integer">             <column name="age" />         </property>                             <set name="order">          <key column="id"></key>          <one-to-many class="orders"/>         </set>              </class> </hibernate-mapping>

Answer 1

<one-to-many class="orders"/> 和 <many-to-one name="stu" column="id" class="Student"></many-to-one> 的class属性要用类的全名