Computers

ORM project from Eclipse (Oracle, Sun). JPA 2.0 reference implementation, JPA provider of Oracle WebLogic, Sun Glassfish. [Open source, EPL]

The JPA specification is part of EJB 3.0, and replaces CMP and JDO.

Wikibook on JPA, and Java persistence from Wikimedia Wikibooks.

Sun Java main JPA site.