t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
multi = (Multi) s.load( Top.class, multiId );
simp = (Top) s.load( Top.class, simpId );
assertTrue( ! (simp instanceof Multi) );
assertTrue( multi.getExtraProp().equals("extra23") );
//multi.setCount( multi.getCount() + 1 );
assertTrue( multi.getName().equals("newer name") );