I attached 2 screenshot, 1st is excel, 2nd is tableau.
We can see, the Job Category (operations, Quality, Maintenance) the number is empty, but Tableau will not display the Job category because they are 0.
How to display them even they are 0?
I guess same thread you've posted two times. I've given a solution in below mentioned thread. Just have a look and let me know If the solution helps.
How to display the empty value in Tableau?
Retrieving data ...