assertEquals(rlist.get(0), 0L);
assertEquals(rlist.get(1), 1L);
queryString = "SELECT INDEX(w) FROM Course c JOIN c.waitList w" +
" WHERE c.name = :cname AND w.name = 'Student11'";
qry = em.createQuery(queryString);
qry.setParameter("cname", "Course B");
Long idx = (Long)qry.getSingleResult();
assertNotNull(idx);
assertEquals((Long)idx, (Long)1L);