Percentage of individual values based on total value

code_wizard

I have a dataset with two columns representing individual sales values and another column representing the month. I want to create an additional column that calculates the percentage of individual sales values relative to the total sales values for each month.

Turribeach

Duplicate of https://community.dataiku.com/t5/Using-Dataiku/Calculating-percentage-individual-sales-based-on-monthly-total/m-p/43529/