DataObject customer = (DataObject)graph1.getList("CUSTOMER").get(0);
assertEquals(2, customer.getList("orders").size());
select.setParameterValue("ID", new Integer(2));
DataObject graph2 = select.executeQuery();
DataObject customer2 = (DataObject)graph2.getList("CUSTOMER").get(0);
assertEquals(1, graph2.getList("CUSTOMER").size());
assertEquals(1, customer2.getList("orders").size());
assertEquals(2, customer2.getInt("ID"));