简单的数据库时间查询

select * from score_get where substring(Convert(char(10),get_time,112),1,8)='20100325'

select * from score_get where get_time between '2010-03-25 00:00:00' and '2010-03-25 23:59:59'

select * from score_get where year(get_time) = 2010 and month(get_time)= 03 and day(get_time) = 25

select * from score_get where get_time > '2010-03-25' and get_time < '2010-03-26'