<?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>