Hey Max, Do you have an example for JPA using inheritance, and preferrably an abstract class being involved as well? Thanks in advance.
On Oct 23, 4:07 pm, Max Ross <[email protected]> wrote: > Hi everyone, > > I've been plugging away at adding support for inheritance to our JDO/JPA > implementation for quite awhile, but now that I have something working that > is compatible with the current SDK (1.2.6) I've made a preview release > available for > download:http://datanucleus-appengine.googlecode.com/files/appengine-orm-1.0.4... > > This release provides support for inheritance of native datastore types and > embedded classes. Base classes with relationships are completely untested > and probably do not work. If you're excited to use inheritance in your > object model please give it a spin and let me know how it goes. > > You can find information on using inheritance in JDO > here:http://www.datanucleus.org/products/accessplatform_1_1/jdo/orm/inheri... > Note that app engine _only_ supports the 4th option, "complete-table." > > You can find information on using inheritance in JPA > here:http://www.datanucleus.org/products/accessplatform_1_1/jpa/orm/inheri... > Note that app engine _only_ supports the 3rd option, "TABLE PER CLASS." > > You can find information on installing the JDO/JPA jars > here:http://code.google.com/p/datanucleus-appengine/wiki/HowToUpdateTheSDK... > Note that this release does _not_ involve a change to the DataNucleus > version so you can ignore those steps. > > Remember, this is a preview release, so the only guarantee I can provide is > that the unit tests pass. > > Thanks! > Max -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=.
