mysql date

1
今天 where TO_DAYS(NOW()) = TO_DAYS(create_time)
1
昨天 and TO_DAYS(NOW()) - TO_DAYS(create_time) = 1
1
本周 and YEARWEEK(NOW()) = YEARWEEK(create_time)
1
本月 and DATE_FORMAT(NOW(),'%Y-%m') = DATE_FORMAT(create_time,'%Y-%m')
1
本年 and DATE_FORMAT(NOW(),'%Y') = DATE_FORMAT(create_time,'%Y')