String hql = "from POJO as POJO where to_date(to_char(POJO.tradeDate, 'DD-MON-YY'), 'DD-MON-YY') = :date"; Query query = getSession().createQuery(hql); query.setParameter("date", date);[编辑]
请注意,
tradeDate如果遵循上述查询,则不会使用索引(如果有的话)。如果有一些性能问题,您可以这样做,
String hql = "from POJO as POJO where POJO.tradeDate between :date and :ceilDate"; Query query = getSession().createQuery(hql); // a date having timestamp part, 00:00:00.0, or missing completelyquery.setParameter("date", date); // a date having timestamp part, 23:59:59.999query.setParameter("ceilDate", ceilDate);


