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SQLQuery query = getSession().createSQLQuery(sql);
query.executeUpdate();
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String sql = "select to_char(SYN_DATE,'yyyy-MM-dd HH:mm:ss') from SHOP_TRADES_SYN_TIME_T order by SYN_DATE desc";
SQLQuery query = getSession().createSQLQuery(sql);
query.setMaxResults(1);
String resultDate = (String) query.uniqueResult();
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