Friday, 29 July 2016

Conditional Bump Chart in Tableau

On Bettings data(Click to Download):-
Create below bump chart of SUM(Daily amount bet) over continuous month of Bet date segmented by User group and Gender that meets the following conditions:
·         If the current month is greater than the same month of the previous year, add 1.
·         If the current month is greater than the previous month, add 2.
·         If the current month is less than the same month of the previous year, subtract 1.
·         If the current month is less than the previous month, subtract 2.



Step1: 
Drag Daily amount bet onto the rows shelf.  Drag Gender onto the columns shelf.  Drag User group onto the rows shelf and onto color.



Step2:
Right-click drag Bet date onto the columns shelf.  Select MONTH(Bet date).


Step3:
Change the mark type to area.


Step4:
Create the following calculation with name "Bump"


Step5:
Replace SUM(Daily amount bet) with "Bump" Field


Step6:
Click the  "Bump" field drop down > compute using > Bet date.


Final Output as below:



Thanks Guru's,
Prazval.ks




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