Forum Discussion
Convert Tableau function WINDOW_SUM into DAX
Hello, I would like to convert the below Tableau expression into DAX: WINDOW_SUM(sum([values]), -DATEDIFF('day',DATE('1/4/'+str(year(DATEADD('month',-3,attr([Date]))))),attr([Date])),0)
Greg_Deckler , here is a link and extract:
https://help.tableau.com/current/pro/desktop/en-us/functions_functions_tablecalculation.htm