props.put("datanucleus.appengine.storageVersion", StorageVersion.PARENTS_DO_NOT_REFER_TO_CHILDREN.name());
switchDatasource(EntityManagerFactoryName.originalStorageVersion, props);
// Now read it back as an unowned relationship
beginTxn();
HasOneToOneWithUnowned withUnowned = em.find(HasOneToOneWithUnowned.class, withKey.getId());
assertNotNull(withUnowned.getOther());
assertEquals(sideB1.getId(), withUnowned.getOther().getId());
commitTxn();
}