Select*FromTableNameWhereDateDiff(wk, DateTimCol, GetDate()) = 0 --下周 Select*FromTableNameWhereDateDiff(wk, GetDate(), DateTimCol ) = 1 --上月 Select*FromTableNameWhereDateDiff(mm, DateTimCol, GetDate()) = 1 --本月 Select*FromTableNameWhereDateDiff(mm, DateTimCol, GetDate()) =...
天数差值:DATEDIFF(DAY, start_date, end_date) 小时差值:DATEDIFF(HOUR, start_date, end_date) 分钟差值:DATEDIFF(MINUTE, start_date, end_date) 秒数差值:DATEDIFF(SECOND, start_date, end_date) 这些函数可以在SQL查询中使用,以便根据需要计算日期之间的差值。例如,如果我们想计算两个日期之间的天数差值,...
横向连接是一种合理的方法。在Snowflake中,语法是: select t1.*, t2.date, datediff(day, t1.date, t2.date) as days_passedfrom table1 t1 cross join lateral (select min(t2.date) as date from table2 t2 where t2.user = t1.user and t2.date > t1.date ) t2; ...
WednesdayTime=DateTime.Today.AddDays(2); ThursdayTime=DateTime.Today.AddDays(3); FridayTime=DateTime.Today.AddDays(4); SaturdayTime=DateTime.Today.AddDays(5); SundayTime=DateTime.Today.AddDays(6); break; case"Tuesday": week="星期二"; MondayTime=DateTime.Today.AddDays(-1); TuesdayTime=DateT...
The difference in days from the order_date to today is calculated. Additional Notes The DATEDIFF() function returns an error if the result is out of range (i.e. the value is larger than +2,147,483,647 or smaller than -2,147,483,647). In this case, the function DATEDIFF_BIG() is...
(mm, -@months, @date2);SELECT@days=DATEDIFF(dd, @date1, @date2); IF DATEADD(dd, -@days, @date2) < @date1SELECT@days= @days-1;SET@date2 =DATEADD(dd, -@days, @date2);SELECT@hours=DATEDIFF(hh, @date1, @date2); IF DATEADD(hh, -@hours, @date2) < @date1SELECT@hours= ...
SELECT DATEDIFF(day, pubdate, getdate()) AS no_of_daysFROM titlesGOSQLServer时间日期函数详解,SQLServer,时间日期,1. 当前系统日期、时间select getdate()2. dateadd 在向指定日期加上一段时间的基础上,返回新的 datetime 值例如:向日期加上2天select dateadd(day,2,'2004-10-15') --返回:2004-10-17...
DAYS(end_date, start_date),这个函数计算两个日期之间相差的天数 第一个参数是起始日期,第二个参数是结束日期 例:计算假如有个人生日是2000年1月5日,计算截止到目前他来到这个世界多少天? =-DAYS(DATE(2000,1,5),NOW())第一个参数依然用DATE函数进行输入,第二个用了动态函数NOW,提取目前的时间节点,然后第...
(mm, -@months, @date2);SELECT@days=DATEDIFF(dd, @date1, @date2); IF DATEADD(dd, -@days, @date2) < @date1SELECT@days= @days-1;SET@date2 =DATEADD(dd, -@days, @date2);SELECT@hours=DATEDIFF(hh, @date1, @date2); IF DATEADD(hh, -@hours, @date2) < @date1SELECT@hours= ...
SQL Server DATEDIFF function returns the difference in seconds, minutes, hours, days, weeks, months, quarters and years between 2 datetime values. Quick Example: -- The difference is days between today and yesterday SELECT DATEDIFF(dd, GETDATE(