To get thefirst day of the previous monthin SQL Server, use the following code: SELECT DATEADD(mm, DATEDIFF(mm, 0, GETDATE()) - 1, 0) To get thelast day of the previous month: SELECT DATEADD(DAY, -(DAY(GETDATE())), GETDATE()) To get thefirst day of the current month: SELEC...
In this guide, we will explore the various methods that you can use to fetch the first day of the month in SQL. What Is the First Day of the Month? While it may seem easy and very intuitive to say “first day of the month”, it obviously means the day that is marked as 1st on...
0),'First Day of Previous Month'UNIONALLSELECTDATEADD(DAY,-(DAY(DATEADD(MONTH,1,GETDATE()))-1),DATEADD(MONTH,-1,GETDATE())),'First Day of Previous Month (2)'UNIONALLSELECTDATEADD(MONTH,DATEDIFF(MONTH,0,GETDATE()),0),'First Day of Current Month'UNIONALLSELECTDATEADD(DAY,-(DAY(GET...
SET days_in_last_month = DAY(last_day(last_month_date)); 1. 2. 步骤3:获取上一个月的第一天 -- 获取上一个月的第一天 SET first_day_of_last_month = last_day(add_months(last_month_date, -1) - days_in_last_month + 1); 1. 2. 结论 通过以上步骤,我们成功实现了在Hive SQL中获取...
-- 获取上个月最后一天SELECTlast_day(current_date-interval'1'month)ASlast_day_of_last_month;-- 获取上个月第一天SELECTdate_add(last_day(current_date-interval'1'month),1)ASfirst_day_of_last_month; 1. 2. 3. 4. 5. 2.2 方法二:使用Hive UDF函数 ...
Week of year (1-53) where week 1 starts on the first day of the year and continues to the seventh day of the year. W No Week of month (1-5) where week 1 starts on the first day of the month and ends on the seventh.
The date portion defaults to the first day of the current month; the time portion defaults to midnight. The date function SYSDATE returns the current date and time.Tip: To compare dates for equality, regardless of the time portion of each date, use the function result TRUNC(date_variable) ...
SELECTWEEK(day_m,1)ASwk,WEEKDAY(day_m)ASwkday,DAY(day_m)ASday_index,day_mASfull_dayFROM(SELECTDATE_ADD(first_day,INTERVALid-1DAY)ASday_mFROM(SELECTDATE_ADD(@someday,INTERVAL-DAY(@someday)+1DAY)ASfirst_day)a,t_seq tWHEREt.id<=DAY(LAST_DAY(@someday)) ...
MonthAgo, inventoryDayAgo.UnitPrice AS UnitPriceDayAgo, inventoryMonthAgo.UnitPrice AS UnitPriceMonthAgo FROM vw_ProductInventoryDetails FOR SYSTEM_TIME AS OF @dayAgo AS inventoryDayAgo INNER JOIN vw_ProductInventoryDetails FOR SYSTEM_TIME AS OF @monthAgo AS inventoryMonthAgo ON inventoryDayAgo...
First Variant The first variant of getting the first day of the month implements the simple task of replacing the day portion of the given input date with 1. CREATE FUNCTION [dbo].[ufn_GetFirstDayOfMonth] ( @pInputDate DATETIME ) RETURNS DATETIME BEGIN RETURN CAST(CAST(YEAR(@pInputDate)...