This Branch Contains code of master Calender in the language SQL

USE [Fifa 19]
GO

/****** Object:  StoredProcedure [dbo].[SP_DIM_MASTER_CALENDER]    Script Date: 9/4/2019 8:35:00 PM ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

create  PROC [dbo].[SP_DIM_MASTER_CALENDER] AS BEGIN

--drop table [dbo].[DIM_MASTER_CALENDAR]
DECLARE @StartDate DATE = '20160101', @NumberOfYears INT = 30;

-- prevent set or regional settings from interfering with 
-- interpretation of dates / literals

SET DATEFIRST 7;
SET DATEFORMAT mdy;
SET LANGUAGE US_ENGLISH;

DECLARE @CutoffDate DATE = DATEADD(YEAR, @NumberOfYears, @StartDate);

CREATE TABLE  #dim
(
  [date]       DATE PRIMARY KEY, 
  [day]        AS DATEPART(DAY,      [date]),
  [month]      AS DATEPART(MONTH,    [date]),
  FirstOfMonth AS CONVERT(DATE, DATEADD(MONTH, DATEDIFF(MONTH, 0, [date]), 0)),
  [MonthName]  AS DATENAME(MONTH,    [date]),
  [week]       AS DATEPART(WEEK,  [date]),
  [ISOweek]    AS DATEPART(ISO_WEEK, [date]),
  [DayOfWeek]  AS DATEPART(WEEKDAY,  [date]),
  [quarter]    AS DATEPART(QUARTER,  [date]),
  [year]       AS DATEPART(YEAR,     [date]),
  FirstOfYear  AS CONVERT(DATE, DATEADD(YEAR,  DATEDIFF(YEAR,  0, [date]), 0)),
  Style112     AS CONVERT(CHAR(8),   [date], 112),
  Style101     AS CONVERT(CHAR(10),  [date], 101)
);
INSERT #dim([date]) 
SELECT d
FROM
(
  SELECT d = DATEADD(DAY, rn - 1, @StartDate)
  FROM 
  (
    SELECT TOP (DATEDIFF(DAY, @StartDate, @CutoffDate)) 
      rn = ROW_NUMBER() OVER (ORDER BY s1.[object_id])
    FROM sys.all_objects AS s1
    CROSS JOIN sys.all_objects AS s2
    -- on my system this would support > 5 million days
    ORDER BY s1.[object_id]
  ) AS x
) AS y;

--select * from [Insights].[Dim_MasterCalendar]

CREATE table  [dbo].[DIM_MASTER_CALENDAR]
(


DateKey             INT         null ,
  [FullDate]              DATE        null,
--  [OT_Weekday]           TINYINT     null,
--  [OT_WeekDayName]         VARCHAR(10) null,
--[OT_DayName] TINYINT     null,
--  [OT_IsWeekend]           BIT         null,
--  [OT_Month]             TINYINT     null,
--  [OT_MonthName]         VARCHAR(10) null,
--  [OT_Quarter]           TINYINT     null,
--[OT_WKNum] TINYINT     null,
--  [OT_Year]              INT         null,
--  [HR_Weekday]           TINYINT     null,
--  [HR_WeekDayName]         VARCHAR(10) null,
--[HR_DayName] TINYINT     null,
--  [HR_IsWeekend]           BIT         null,
--  [HR_Month]             TINYINT     null,
--  [HR_MonthName]         VARCHAR(10) null,
--  [HR_Quarter]           TINYINT     null,
--  [HR_Year]              INT         null,
--[HR_WKNum] TINYINT     null,
  [Weekday]           TINYINT     null,
  [WeekDayName]         VARCHAR(10) null,
[DayName] TINYINT     null,
  [IsWeekend]           BIT         null,
  [Month]             TINYINT     null,
  [MonthName]         VARCHAR(10) null,
  [Quarter]           TINYINT     null,
  [Year]              INT         null,
[WKNum] TINYINT     null 
)

--select * From [Insights].[Dim_MasterCalendar]





INSERT [dbo].[DIM_MASTER_CALENDAR] WITH (TABLOCKX)
SELECT
  DateKey       = CONVERT(INT, Style112),
  [FullDate]    = [date],
  --[OT_Weekday]     = CONVERT(TINYINT, [DayOfWeek]),
  --[OT_WeekDayName] = CONVERT(VARCHAR(10), DATENAME(WEEKDAY, [date])),
  --[OT_DayName]    = CONVERT(TINYINT, [day]),
  --[OT_IsWeekend]   = CONVERT(BIT, CASE WHEN [DayOfWeek] IN (1,7) THEN 1 ELSE 0 END),
  --[OT_Month]     = CONVERT(TINYINT, [month]),
  --[OT_MonthName]   = CONVERT(VARCHAR(10), [MonthName]),
  --[OT_Quarter]     = CONVERT(TINYINT, [quarter]),
  --[OT_WKNum]  = CONVERT(TINYINT, DENSE_RANK() OVER (PARTITION BY [year], [month] ORDER BY [week])),
  --[OT_Year]        = [year],
  --[HR_Weekday]     = CONVERT(TINYINT, [DayOfWeek]),
  --[HR_WeekDayName] = CONVERT(VARCHAR(10), DATENAME(WEEKDAY, [date])),
  --[HR_DayName]    = CONVERT(TINYINT, [day]),
  --[HR_IsWeekend]   = CONVERT(BIT, CASE WHEN [DayOfWeek] IN (1,7) THEN 1 ELSE 0 END),
  --[HR_Month]     = CONVERT(TINYINT, [month]),
  --[HR_MonthName]   = CONVERT(VARCHAR(10), [MonthName]),
  --[HR_Quarter]     = CONVERT(TINYINT, [quarter]),
  --[HR_Year]        = [year],
  --[HR_WKNum]  = CONVERT(TINYINT, DENSE_RANK() OVER (PARTITION BY [year], [month] ORDER BY [week])),
  [Weekday]     = CONVERT(TINYINT, [DayOfWeek]),
  [WeekDayName] = CONVERT(VARCHAR(10), DATENAME(WEEKDAY, [date])),
  [DayName]    = CONVERT(TINYINT, [day]),
  [IsWeekend]   = CONVERT(BIT, CASE WHEN [DayOfWeek] = 1 THEN 1 ELSE 0 END),
  [Month]     = CONVERT(TINYINT, [month]),
  [MonthName]   = CONVERT(VARCHAR(10), [MonthName]),
  [Quarter]     = CONVERT(TINYINT, [quarter]),
  [Year]        = [year],
  [WKNum]  = CONVERT(TINYINT, DENSE_RANK() OVER (PARTITION BY [year], [month] ORDER BY [week]))

  --QuarterName   = CONVERT(VARCHAR(6), CASE [quarter] WHEN 1 THEN 'First' 
  --                WHEN 2 THEN 'Second' WHEN 3 THEN 'Third' WHEN 4 THEN 'Fourth' END), 

 --[DOWInMonth]  = CONVERT(TINYINT, ROW_NUMBER() OVER 
 --                 (PARTITION BY FirstOfMonth, [DayOfWeek] ORDER BY [date])),
 -- [DayOfYear]   = CONVERT(SMALLINT, DATEPART(DAYOFYEAR, [date])),
  --WeekOfMonth   = CONVERT(TINYINT, DENSE_RANK() OVER 
  --                (PARTITION BY [year], [month] ORDER BY [week])),
  --WeekOfYear    = CONVERT(TINYINT, [week]),
  --ISOWeekOfYear = CONVERT(TINYINT, ISOWeek),
  --[Month]       = CONVERT(TINYINT, [month]),
 
FROM #dim
OPTION (MAXDOP 1);

--update [Insights].[Dim_MasterCalendar]
--set OT_Month =
--case 
--when day(FullDate) >=16 and month(FullDate)!=12 then month(FullDate)+1
--when month(FullDate)=12 and day(FullDate) >=16 then 1
--else month(FullDate)
--end

--SELECT OT_Month,OT_MonthName,OT_WKNum,FullDate,
--case 
--when day(FullDate) >=16 and month(FullDate)!=12 then month(FullDate)+1
--when month(FullDate)=12 and day(FullDate) >=16 then 1
--else month(FullDate)
--end AS FD
--FROM[Insights].[Dim_MasterCalendar]


--SELECT OT_Month,OT_MonthName,FullDate,diff FROM [Insights].[Dim_MasterCalendar]-- WHERE YEAR(FULLDATE) ='2022'

----update [Insights].[Dim_MasterCalendar]
----set OT_MonthName
----= CONVERT(CHAR(10), DATENAME(MONTH, FullDate)) from [Insights].[Dim_MasterCalendar]

--update [Insights].[Dim_MasterCalendar]
--set OT_WKNum =

--case
--when day(FullDate) between 16 and 22  then '1'
--when day(FullDate) between 23 and 29  then '2'
--when day(FullDate) >=29 OR day(FullDate) BETWEEN 1 AND 5   then '3'
--when day(FullDate) between 6 and 12  then '4'
--ELSE '5'
--end 
alter table [dbo].[DIM_MASTER_CALENDAR]
alter column wknum varchar(10)

UPDATE [dbo].[DIM_MASTER_CALENDAR]
SET WKNum=datediff(week, convert(varchar(6), FullDate, 112) + '01', FullDate) + 1
from [dbo].[DIM_MASTER_CALENDAR]

update 
 dbo.[DIM_MASTER_CALENDAR]

set WKNum= concat('Wk',cast(wknum as nvarchar))

 --WHERE FullDate >='2023-12-21'

--update [Insights].[Dim_MasterCalendar]
--set OT_MonthName =
--CASE
--WHEN OT_Month=1 THEN 'January'
--WHEN OT_Month=2 THEN 'February'
--WHEN OT_Month=3 THEN 'March'
--WHEN OT_Month=4 THEN 'April'
--WHEN OT_Month=5 THEN 'May'
--WHEN OT_Month=6 THEN 'June'
--WHEN OT_Month=7 THEN 'July'
--WHEN OT_Month=8 THEN 'August'
--WHEN OT_Month=9 THEN 'September'
--WHEN OT_Month=10 THEN 'October'
--WHEN OT_Month=11 THEN 'November'
--WHEN OT_Month=12 THEN 'December'
--end

--update [Insights].[Dim_MasterCalendar]
--set HR_Month =
--case 
--when day(FullDate) >=21 and month(FullDate)!=12 then month(FullDate)+1
--when month(FullDate)=12 and day(FullDate) >=21 then 1
--else month(FullDate)
--end 

--SELECT HR_Month,HR_MonthName,HR_WKNum,FullDate,
--case 
--when day(FullDate) >=21 and month(FullDate)!=12 then month(FullDate)+1
--when month(FullDate)=12 and day(FullDate) >=21 then 1
--else month(FullDate)
--end AS FD
--FROM[Insights].[Dim_MasterCalendar]


--update [Insights].[Dim_MasterCalendar]
--set HR_MonthName =
--CASE
--WHEN HR_Month=1 THEN 'January'
--WHEN HR_Month=2 THEN 'February'
--WHEN HR_Month=3 THEN 'March'
--WHEN HR_Month=4 THEN 'April'
--WHEN HR_Month=5 THEN 'May'
--WHEN HR_Month=6 THEN 'June'
--WHEN HR_Month=7 THEN 'July'
--WHEN HR_Month=8 THEN 'August'
--WHEN HR_Month=9 THEN 'September'
--WHEN HR_Month=10 THEN 'October'
--WHEN HR_Month=11 THEN 'November'
--WHEN HR_Month=12 THEN 'December'
--end

--select OT_Year,fulldate FROM[Insights].[Dim_MasterCalendar]

--SELECT HR_Year,fulldate,
--case 
--when day(FullDate) >=21 and month(FullDate)=12 then year(FullDate)+1
----when month(FullDate)=12 and day(FullDate) >=21 then 1
--else year(FullDate)
--end AS FD
--FROM[Insights].[Dim_MasterCalendar]

--SELECT OT_Year,fulldate,
--case 
--when day(FullDate) >=16 and month(FullDate)=12 then year(FullDate)+1
----when month(FullDate)=12 and day(FullDate) >=21 then 1
--else year(FullDate)
--end AS FD
--FROM[Insights].[Dim_MasterCalendar]

--UPDATE [Insights].[Dim_MasterCalendar]
--SET OT_Year=
--case 
--when day(FullDate) >=16 and month(FullDate)=12 then year(FullDate)+1
----when month(FullDate)=12 and day(FullDate) >=21 then 1
--else year(FullDate)
--end 

--UPDATE [Insights].[Dim_MasterCalendar]
--SET HR_Year=
--case 
--when day(FullDate) >=21 and month(FullDate)=12 then year(FullDate)+1
----when month(FullDate)=12 and day(FullDate) >=21 then 1
--else year(FullDate)
--end 

--ALTER TABLE [Insights].[Dim_MasterCalendar_bkp] ALTER COLUMN WKNUM VARCHAR(10)

--UPDATE [Insights].[Dim_MasterCalendar]
--SET DIFF = NULL
--update  [Insights].[Dim_MasterCalendar_bkp]
--set FiscalMonth =  
--case
--when month(FullDate)=4 then '1'
--when month(FullDate)=5 then '2'
--when month(FullDate)=6 then '3'
--when month(FullDate)=7 then '4'
--when month(FullDate)=8 then '5'
--when month(FullDate)=9 then '6'
--when month(FullDate)=10 then '7'
--when month(FullDate)=11 then '8'
--when month(FullDate)=12 then '9'
--when month(FullDate)=1 then '10'
--when month(FullDate)=2 then '11'
--when month(FullDate)=3 then '12'
--end 


--update [Insights].[Dim_MasterCalendar]
--set HR_WKNum =

--case
--when day(FullDate) between 21 and 27  then '1'
--when day(FullDate) >=28 AND day(FullDate) BETWEEN 1 AND 3   then '2'
--when day(FullDate) between 4 and 10  then '3'
--when day(FullDate) between 11 and 17  then '4'
--ELSE '5'


--select fulldate, DATEDIFF(day,'2015-12-21',DATEADD(day,7,fulldate)) from [Stg_Insights].[Insights].[Dim_MasterCalendar]
--where HR_MonthName='January' and HR_Year=2016

--alter table [Stg_Insights].[Insights].[Dim_MasterCalendar] add diff int


--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff=DATEDIFF(day,'2014-12-21',DATEADD(day,7,fulldate)) 
--where HR_MonthName='January' and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-01-21',DATEADD(day,7,fulldate))
--where HR_MonthName='February'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-02-21',DATEADD(day,7,fulldate))
--where HR_MonthName='March'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-03-21',DATEADD(day,7,fulldate))
--where HR_MonthName='April'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-04-21',DATEADD(day,7,fulldate))
--where HR_MonthName='May'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-05-21',DATEADD(day,7,fulldate))
--where HR_MonthName='June'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-06-21',DATEADD(day,7,fulldate))
--where HR_MonthName='July'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-07-21',DATEADD(day,7,fulldate))
--where HR_MonthName='August'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-08-21',DATEADD(day,7,fulldate))
--where HR_MonthName='September'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-09-21',DATEADD(day,7,fulldate))
--where HR_MonthName='October'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-10-21',DATEADD(day,7,fulldate))
--where HR_MonthName='November'and HR_Year=2015

--update [Stg_Insights].[Insights].[Dim_MasterCalendar] set diff= DATEDIFF(day,'2015-11-21',DATEADD(day,7,fulldate))
--where HR_MonthName='December'and HR_Year=2015



--SELECT distinct year(fulldate)FROM [Insights].[Dim_MasterCalendar] WHERE diff is not null


--UPDATE [Stg_Insights].[Insights].[Dim_MasterCalendar]  
--SET HR_WKNum = case 
--when diff  between 7 and 13  then '1'
-- when diff  between 14 and 20  then '2'
--  when diff  between 21 and 27  then '3'
--    when diff  between 28 and 34  then '4'
--	ELSE'5'
--	end 
	


	--DELETE from [Stg_Insights].[Insights].[Dim_MasterCalendar]   where FullDate >'2023-12-20'
	update [dbo].[DIM_MASTER_CALENDAR]  
	set WKNum =
	case 
	when  DAY(FullDate) >= '01' and  DAY(FullDate) <= '07'  THEN 'Wk 1'
	when  DAY(FullDate) >= '08' and  DAY(FullDate) <= '14'  THEN 'Wk 2'
	when  DAY(FullDate) >= '15' and  DAY(FullDate) <= '21'  THEN 'Wk 3'
	else 'Wk 4'
	--when WKNum = '5' THEN 'Wk 5'
	end 
	
--	UPDATE [Insights].[Dim_MasterCalendar] 
--	 SET HR_WKNum = c.HR_WKNum  ,WKNum =C.WKNum
--FROM [Insights].[Dim_MasterCalendar]  t
--  INNER JOIN [Insights].[Dim_MasterCalendar_bkp]  c 
--    ON t.FullDate = c.FullDate-- AND t.year = c.year
----WHERE c.year=x
--	select * from [Insights].[Dim_MasterCalendar_bkp] 
END
GO