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Q&A for Salesforce administrators, implementation experts, developers and anybody in-between

/* How many views per question appears in a given week
For instance, is SE more active during the Christmas–NY season
or the community do something else?
*/

DECLARE @All int = ##All:int?1##
DECLARE @UsedId int = ##UserId:int##
DECLARE @YearsBack int = ##YearsBack:int?1##
DECLARE @Month int = ##Month:int?12##
DECLARE @DayStart int = ##DayStart:int?20##
DECLARE @DayEnd int = ##DayEnd:int?31##

;WITH tmp AS
(
  SELECT q.ViewCount, DATEPART("day", q.CreationDate) as CreationDay
  FROM Posts q
  WHERE q.OwnerUserId = CASE WHEN @All = 1 THEN q.OwnerUserId ELSE @UsedId END
    AND q.CreationDate > DATEADD("year", -@YearsBack-1, CURRENT_TIMESTAMP)
    AND q.CreationDate < DATEADD("year", -1, CURRENT_TIMESTAMP)
    AND q.PostTypeId = 1
    AND DATEPART("month", q.CreationDate) = @Month
    AND DATEPART("day", q.CreationDate) >= @DayStart
    AND DATEPART("day", q.CreationDate) <= @DayEnd
  )
  SELECT CreationDay,
  CAST(SUM(ViewCount) AS FLOAT)/CAST(COUNT(*) AS FLOAT) AS [Views per question]
FROM tmp
GROUP BY CreationDay
ORDER BY CreationDay

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edited dec 31 13

created dec 21 13 Anton.