oracle一条sql语句统计充值表中今天，昨天，前天三天充值记录

select NVL(sum(case when create_date_time>=to_date('2014-11-24 00:00:00','yyyy-mm-dd hh24:mi:ss') 
and create_date_time<=to_date('2014-11-24 23:59:59','yyyy-mm-dd hh24:mi:ss') then amount end),0) today
,NVL(sum(case when create_date_time>=to_date('2014-11-23 00:00:00','yyyy-mm-dd hh24:mi:ss') 
and create_date_time<=to_date('2014-11-23 23:59:59','yyyy-mm-dd hh24:mi:ss') then amount end),0) yesterday
,NVL(sum(case when create_date_time>=to_date('2014-11-22 00:00:00','yyyy-mm-dd hh24:mi:ss') 
and create_date_time<=to_date('2014-11-22 23:59:59','yyyy-mm-dd hh24:mi:ss') then amount end),0) TheDayBeforeYesterday
 from t_pay;

　假设今天是　2014-11-24