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MountainClimb / datanucleus-appengine

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Support polymorphic relationships #157

Closed GoogleCodeExporter closed 8 years ago

GoogleCodeExporter commented 8 years ago 
class Person {

  List<Vehicle> vehicles;
}

abstract class Vehicle {}

class Car extends Vehicle{}

class Boat extends Vehicle{}

This requires the new storage version to implement efficiently.

Original issue reported on code.google.com by max.r...@gmail.com on 9 Nov 2009 at 7:45

GoogleCodeExporter commented 8 years ago

Original comment by max.r...@gmail.com on 20 Nov 2009 at 11:47