SQL语句判断是否为今天或昨天
方法一
select * from AAA where to_char(a,'yyyymmdd') = to_char(sysdate,'yyyymmdd');select * from AAA where to_char(a,'yyyymmdd') = to_char(sysdate-1,'yyyymmdd');方法二
select * from AAA where trunc(a) = trunc(sysdate);select * from AAA where trunc(a) = trunc(sysdate)-1;来源 http://bbs.csdn.net/topics/390972038?page=1

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