DATEPART(DW,@StartDate)ASDayNumberOfWeek,DATENAME(DW,@StartDate)ASDayNameOfWeek,DATENAME(DD,@StartDate)AS[DayOfMonth],DATENAME(DY,@StartDate)AS[DayOfYear],DATEPART(WW,@StartDate)ASWeekNumberOfYear,DATENAME(MM,@StartDate)
, minute(order_start_time) as minute_id , second(order_start_time) as sec_id FROM order.order_table 需要注意的是DAYNAME()函数返回date的星期名。DAYOFWEEK和WEEKDAY函数返回date的星期值,分别返回值对应星期天为第一天和星期一为第0天。另外 pmod(int a, int b) 返回 a/b的绝对值,也可以用来达到da...
the operating system of the computer on which the instance of SQL Server is running. CAST() Converts an expression of one data type to another. Week start date and end date using Sql Query Week Start Date using Sql Query SELECT DATEADD(DAY, 2 - DATEPART(WEE...
YEAR ( startDay ), MONTH ( startDay ), DAY ( startDay ), WEEKOFYEAR( startDay ), case when FIND_IN_SET(DATE_FORMAT(DATE( startDay ), '%m'),'03,04,05') <> 0 -- 不等于0是,月份在'3,4,5'中 then '春' when FIND_IN_SET(DATE_FORMAT(DATE( startDay ), '%m'),'06,07,0...
--本月记录 SELECT * FROM 表 WHERE datediff(month,[dateadd],getdate())=0 --本周记录 SELECT * FROM 表 WHERE datediff(week,[dateadd],getdate())=0--包括本年这些查询方式是一样的 sql server中的时间函数 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...
Getting the current day is easy because this is achieved from the GETDATE() function but getting the start of the week is a little bit tricky. The user-defined function below accepts a date input and returns the first day of the week for that input date. CREATE FUNCTION [dbo].[ufn_...
函数: next_day(string start_date, string day_of_week) 返回值:string 返回晚于 start_date 并命名为 day_of_week 的第一个日期(从 Hive 1.2.0 开始)。 start_date 是一个字符串/日期/时间戳。 day_of_week 是星期几的 2 个字母、3 个字母或全名(例如 Mo、tue、FRIDAY)。 start_date 的时间部分...
startdate:必填。起始日期值。支持DATE、DATETIME或STRING类型。 如果参数为STRING类型,则会隐式转换为DATE类型后参与运算,且STRING参数格式至少要包含'yyyy-mm-dd'。例如'2019-12-27'。 delta:必填。修改幅度。BIGINT类型。如果delta大于0,则减;delta小于0,则增;delta等于0,不增不减。
,CASEWHENMONTH(d)=12--This logic is to handle the final day of the year.THENCASEWHENDAY(d)=31THEN1ELSE0ENDELSE---detemin the first week of year is big and small---becuase some week which new year's day is Sunday,so then cycle mothed is 445--- weeknum 1 - 2 - 3 - 4 - ...
SELECT WEEKOFYEAR('2017-05-15 10:37:14.123456');-- 同week() SELECT DAYOFYEAR('2017-05-15 10:37:14.123456');-- 135 (日期在年度中第几天) SELECT DAYOFMONTH('2017-05-15 10:37:14.123456');-- 5 (日期在月度中第几天) SELECT DAYOFWEEK('2017-05-15 10:37:14.123456');-- 2 (日期在...