mysql 获取当天发布的信息的语句

代码如下:

SELECT * FROM `p8_memberdata` where regdate BETWEEN (UNIX_TIMESTAMP(NOW())-86440) AND NOW() 

SELECT * FROM `p8_memberdata` WHERE DATE_FORMAT(FROM_UNIXTIME(regdate),'%Y-%m-%d')= DATE_FORMAT(NOW(),'%Y-%m-%d') order by uid desc 

第一条最好显示过去24小时过去1周等 

第二条获得当天信息