You may be looking for '@Transient' [1] which indicates that a field should not be persisted by the EntityManager. You may also benefit from an introductory text to JPA such as this one [2].
Hope that helps. [1] http://javadoc.glassfish.org/javaee6/apidoc/javax/persistence/Transient.html [2] http://www.amazon.com/Pro-JPA-Mastering-Persistence-Technology/dp/1430219564 On Apr 1, 2010, at 10:56 AM, sapatel [via OpenJPA] wrote: > Hi all, > > i am new to JPA. What I want to do is I want all my JPA entities to extend > some BaseEntity class where can I define some properites (which are not table > columns) to use/share. > > Is there anyway to do that? > > -Sanjay > > View message @ > http://n2.nabble.com/can-JPA-Entity-extend-non-JPA-Entity-tp4837568p4837568.html > > To start a new topic under OpenJPA Users, email > [email protected] > To unsubscribe from OpenJPA Users, click here. > -- View this message in context: http://n2.nabble.com/can-JPA-Entity-extend-non-JPA-Entity-tp4837568p4837713.html Sent from the OpenJPA Users mailing list archive at Nabble.com.
