Where can i find jpa orm.xml usage samples [closed]

Question

I am trying to see some usage samples of JPA orm.xml. If some one direct me to a link,

Answer 1

The schema is here,

http://java.sun.com/xml/ns/persistence/orm_2_0.xsd

There are lots of samples of each mapping type here,

http://en.wikibooks.org/wiki/Java_Persistence

Lots of examples here, http://wiki.eclipse.org/EclipseLink/Examples/JPA

In particular, http://wiki.eclipse.org/EclipseLink/Examples/JPA/EmployeeXML