ray

多对一映射 <many-to-one>      //User.hbm.xml <hibernate-mapping> <class name="User" table="t_user">  <id name="id">   <generator class="native"/>  &

Hibernate关联映射   一对多单向<one-to-many>       单向Classes----->Student   //Classes.hbm.xml      <hibernate-mapping >     <class name="Classes" table="t_classes">          &lt...

多对多单向 User --->Role     //User.hbm.xml   <hibernate-mapping>       <class name="User" table="t_user">                 <id name="id">                          <gen

1.每棵继承树映射成一张表   t_animal   id name sex weight height type 1 Pig-1 F 100   P 2 Bird-1 M   50 B ...

Hibernate关联映射 (常用集合映射）   <hibernate-mapping>       <class name="CollectionMapping" table="t_CollectionMapping">               <id name="id">                     <generator cla

异常堆栈:   org.hibernate.HibernateException: No CurrentSessionContext configured!  at org.hibernate.impl.SessionFactoryImpl.getCurrentSession(SessionFactoryImpl.java:540)  at managers.UserManagerImpl...