Hi, Avi Singh has made this useful Calender created directly in query, but i need weeknumbers as well, - can somebody with M experience please add weeknumbers to the query?:
let
/*
****This Calendar was created and provided by Avi Singh****
****This can be freely shared as long as this text comment is retained.****
http://www.youtube.com/PowerBIPro
www.LearnPowerBI.com by Avi Singh
*/
#"LearnPowerBI.com by Avi Singh" = 1,
StartDate = #date(2010, 1, 1),
EndDate = Date.EndOfYear(DateTime.Date(DateTime.FixedLocalNow())) /*was "#date(2017, 1, 1)" Updated on 201802027: hard Coded End of Year caused some formulas to break, switching to dynamic date*/,
//Used for 'Offset' Column calculations, you may Hard code CurrentDate for testing e.g. #date(2017,9,1)
CurrentDate = DateTime.Date(DateTime.FixedLocalNow()),
// Specify the last month in your Fiscal Year, e.g. if June is the last month of your Fiscal Year, specify 6
FiscalYearEndMonth = 6,
#"==SET PARAMETERS ABOVE==" = 1,
#"==Build Date Column==" = #"==SET PARAMETERS ABOVE==",
ListDates = List.Dates(StartDate, Number.From(EndDate - StartDate)+1, #duration(1,0,0,0)),
#"Converted to Table" = Table.FromList(ListDates, Splitter.SplitByNothing(), null, null, ExtraValues.Error),
#"Renamed Columns as Date" = Table.RenameColumns(#"Converted to Table",{{"Column1", "Date"}}),
// As far as Power BI is concerned, the 'Date' column is all that is needed 🙂 But we will continue and add a few Human-Friendly Columns
#"Changed Type to Date" = Table.TransformColumnTypes(#"Renamed Columns as Date",{{"Date", type date}}),
#"==Add Calendar Columns==" = #"Changed Type to Date",
#"Added Calendar MonthNum" = Table.AddColumn(#"==Add Calendar Columns==", "MonthNum", each Date.Month([Date]), Int64.Type),
#"Added Month Name" = Table.AddColumn(#"Added Calendar MonthNum", "Month", each Text.Start(Date.MonthName([Date]),3), type text),
#"Added Month Name Long" = Table.AddColumn(#"Added Month Name", "MonthLong", each Date.MonthName([Date]), type text),
#"Added Calendar Quarter" = Table.AddColumn(#"Added Month Name Long", "Quarter", each "Q" & Text.From(Date.QuarterOfYear([Date]))),
#"Added Calendar Year" = Table.AddColumn(#"Added Calendar Quarter", "Year", each Date.Year([Date]), Int64.Type),
#"==Add Fiscal Calendar Columns==" = #"Added Calendar Year",
#"Added FiscalMonthNum" = Table.AddColumn(#"==Add Fiscal Calendar Columns==", "FiscalMonthNum", each if [MonthNum] > FiscalYearEndMonth
then [MonthNum] - FiscalYearEndMonth
else [MonthNum] + (12 - FiscalYearEndMonth), type number),
#"Added FiscalMonth Name" = Table.AddColumn(#"Added FiscalMonthNum", "FiscalMonth", each [Month]),
#"Added FiscalMonth Name Long" = Table.AddColumn(#"Added FiscalMonth Name", "FiscalMonthLong", each [MonthLong]),
#"Added FiscalQuarter" = Table.AddColumn(#"Added FiscalMonth Name Long", "FiscalQuarter", each "FQ" & Text.From(Number.RoundUp([FiscalMonthNum] / 3,0))),
#"Added FiscalYear" = Table.AddColumn(#"Added FiscalQuarter", "FiscalYear", each "FY" &
Text.End(
Text.From(
if [MonthNum] > FiscalYearEndMonth
then [Year] + 1
else [Year]
)
, 2
)),
#"==Add Calendar Date Offset Columns==" = #"Added FiscalYear",
// Can be used to for example to show the past 3 months(CurMonthOffset = 0, -1, -2)
#"Added CurMonthOffset" = Table.AddColumn(#"==Add Calendar Date Offset Columns==", "CurMonthOffset", each ( Date.Year([Date]) - Date.Year(CurrentDate) ) * 12
+ Date.Month([Date]) - Date.Month(CurrentDate), Int64.Type),
// Can be used to for example to show the past 3 quarters (CurQuarterOffset = 0, -1, -2)
#"Added CurQuarterOffset" = Table.AddColumn(#"Added CurMonthOffset", "CurQuarterOffset", each /*Year Difference*/
( Date.Year([Date]) - Date.Year(CurrentDate) )*4
/*Quarter Difference*/
+ Number.RoundUp(Date.Month([Date]) / 3)
- Number.RoundUp(Date.Month(CurrentDate) / 3),
Int64.Type),
// Can be used to for example to show the past 3 years (CurYearOffset = 0, -1, -2)
#"Added CurYearOffset" = Table.AddColumn(#"Added CurQuarterOffset", "CurYearOffset", each Date.Year([Date]) - Date.Year(CurrentDate), Int64.Type),
// Can be used to for example filter out all future dates
#"Added FutureDate Flag" = Table.AddColumn(#"Added CurYearOffset", "FutureDate", each if [Date] > CurrentDate then "Future" else "Past" ),
// FiscalYearOffset is the only Offset that is different.
// FiscalQuarterOffset = is same as CurQuarterOffset
// FiscalMonthOffset = is same as CurMonthOffset
#"==Add FiscalYearOffset==" = #"Added FutureDate Flag",
#"Filtered Rows to CurrentDate" = Table.SelectRows(#"==Add FiscalYearOffset==", each ([Date] = CurrentDate)),
CurrentFiscalYear = #"Filtered Rows to CurrentDate"{0}[FiscalYear],
#"Continue...Orig Table" = #"==Add FiscalYearOffset==",
#"Added CurFiscalYearOffset" = Table.AddColumn(#"Continue...Orig Table", "CurFiscalYearOffset", each Number.From(Text.Range([FiscalYear],2,2)) -
Number.From(Text.Range(CurrentFiscalYear,2,2))
/*Extract the numerical portion, e.g. FY18 = 18*/),
#"==Add General Columns==" = #"Added CurFiscalYearOffset",
// Used as 'Sort by Column' for MonthYear columns
#"Added MonthYearNum" = Table.AddColumn(#"==Add General Columns==", "MonthYearNum", each [Year]*100 + [MonthNum] /*e.g. Sep-2016 would become 201609*/, Int64.Type),
#"Added MonthYear" = Table.AddColumn(#"Added MonthYearNum", "MonthYear", each [Month] & "-" & Text.End(Text.From([Year]),2)),
#"Added MonthYearLong" = Table.AddColumn(#"Added MonthYear", "MonthYearLong", each [Month] & "-" & Text.From([Year])),
#"Added WeekdayNum" = Table.AddColumn(#"Added MonthYearLong", "WeekdayNum", each Date.DayOfWeek([Date]), Int64.Type),
#"Added Weekday Name" = Table.AddColumn(#"Added WeekdayNum", "Weekday", each Text.Start(Date.DayOfWeekName([Date]),3), type text),
#"Added WeekdayWeekend" = Table.AddColumn(#"Added Weekday Name", "WeekdayWeekend", each if [WeekdayNum] = 0 or [WeekdayNum] = 6
then "Weekend"
else "Weekday"),
#"==Improve Ultimate Table" = #"Added WeekdayWeekend",
#"----Add WeekSequenceNum----" = #"==Improve Ultimate Table",
#"Filtered Rows Sundays Only (Start of Week)" = Table.SelectRows(#"----Add WeekSequenceNum----", each ([WeekdayNum] = 0)),
#"Added Index WeekSequenceNum" = Table.AddIndexColumn(#"Filtered Rows Sundays Only (Start of Week)", "WeekSequenceNum", 2, 1),
#"Merged Queries Ultimate Table to WeekSequenceNum" = Table.NestedJoin(#"==Improve Ultimate Table",{"Date"},#"Added Index WeekSequenceNum",{"Date"},"Added Index WeekNum",JoinKind.LeftOuter),
#"Expanded Added Index WeekNum" = Table.ExpandTableColumn(#"Merged Queries Ultimate Table to WeekSequenceNum", "Added Index WeekNum", {"WeekSequenceNum"}, {"WeekSequenceNum"}),
// somehow it ends up being unsorted after Expand Column, should not matter for the end table, but makes it harder to debug and check everything is correct. Thus sorting it.
#"ReSorted Rows by Date" = Table.Sort(#"Expanded Added Index WeekNum",{{"Date", Order.Ascending}}),
#"Filled Down WeekSequenceNum" = Table.FillDown(#"ReSorted Rows by Date",{"WeekSequenceNum"}),
#"Replaced Value WeekSequenceNum null with 1" = Table.ReplaceValue(#"Filled Down WeekSequenceNum",null,1,Replacer.ReplaceValue,{"WeekSequenceNum"}),
#"----WeekSequenceNum Complete----" = #"Replaced Value WeekSequenceNum null with 1",
Current_WeekSequenceNum = #"----WeekSequenceNum Complete----"{[Date = CurrentDate]}?[WeekSequenceNum],
#"Added Custom CurWeekOffset" = Table.AddColumn(#"----WeekSequenceNum Complete----", "CurWeekOffset", each [WeekSequenceNum] - Current_WeekSequenceNum, Int64.Type),
#"Removed Columns" = Table.RemoveColumns(#"Added Custom CurWeekOffset",{"WeekdayWeekend", "MonthYearLong", "FutureDate", "CurFiscalYearOffset", "FiscalQuarter", "FiscalYear", "FiscalMonthNum", "FiscalMonth", "FiscalMonthLong", "WeekSequenceNum"})
in
#"Removed Columns"
