cal.set(year, month, date, 23, 59, 59);
o2.setTimestampColumn(cal.getTime());
context.commitChanges();
EJBQLQuery query = new EJBQLQuery(
"SELECT d FROM DateTestEntity d WHERE d.timestampColumn < CURRENT_TIMESTAMP");
List<?> objects = context.performQuery(query);
assertEquals(1, objects.size());
assertTrue(objects.contains(o1));
}