WEEKDAY(date_column)函数用于获取日期所在周的星期几。返回值为0表示周一,1表示周二,以此类推,6表示周日。 INTERVAL WEEKDAY(date_column) DAY将日期减去日期所在周的星期几的天数,得到所在周的第一天的日期。 DATE_FORMAT函数将第二步得到的日期以指定的格式进行格式化。在上面的例子中,使用了%Y-%m-%d格式,表示...
SELECT DATEADD(Day,@number-(DATEPART(Weekday,@dt)+@@DATEFIRST-1)%7,@dt) --B. 星期一做为一周的第1天 SELECT DATEADD(Day,@number-(DATEPART(Weekday,@dt)+@@DATEFIRST-2)%7-1,@dt) 具体例子: SELECT CONVERT(varchar(100), GETDATE(), 0)union--: 05 16 2006 10:57AM SELECT CONVERT(var...
select created from oa_item_info where week(created)=week(now()) and year(created)=year(now()); select * from oa_item_info where YEARWEEK(date_format(created,'%Y-%m-%d')) = YEARWEEK(now()) ; 看一下week和yearweek的区别: 数据库中加入两条周数一致的日期: select week('2017-04-20')...
select name,submittime from enterprise wheredate_format(submittime,'%Y-%m')=date_format(DATE_SUB(curdate(), INTERVAL 1 MONTH),'%Y-%m') select * from `user` whereDATE_FORMAT(pudate,'%Y%m') = DATE_FORMAT(CURDATE(),'%Y%m'); select * from user where WEEKOFYEAR(FROM_UNIXTIME(pudate,'%...
当前week的最后一天: select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) - 5 DAY) 前一week的第一天: select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) + 8 DAY) 前一week的最后一天: select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) + 2 DAY) ...
一、MySQL查询今天、昨天、上周、近30天、去年等的数据的方法: 删除建立时间超过3天的订单记录 delete 订单表 where datediff( dd, order_addtime, getdate() ) > 3 用函数datediff() datediff( dd, 时间1, 时间
There some kind to get the Date if you have only the Day of Week, Week number, Month and Year with MySQL? Example: I Want to know which day is with this parameters: Year : 2014 Month : Setember (09) Week number of Year : 37 OR Week number in Setember : 3 Day of Week: Thursd...
UPDATE:Just for clarification:WEEKDAY(DATE_ADD(MAKEDATE(year, 1), INTERVAL cw WEEK))will yield the first day of the week. Substracting a number from it (-1 for Tuesday; -2 for Wednesday and so forth will select a specific day in the week for you). Seehere. ...
--1. 当前系统日期、时间 select getdate() --2015-01-06 09:27:27.277 --2.时间操作 dateadd 在向指定日期加上一段时间的基础上,返回新的 datetime 值 dateadd(datepart,number,date) 注: datepart : year(yy, yyyy) | quarter(qq,q) | month(mm,m) | week(ww,wk) | day(dd,dy) | hour(h...
DAYOFWEEK() Return the weekday index of the argument DAYOFYEAR() Return the day of the year (1-366) EXTRACT() Extract part of a date FROM_DAYS() Convert a day number to a date FROM_UNIXTIME() Format Unix timestamp as a date GET_FORMAT() Return a date format string HOUR(...