2 of 2 people found this helpful
From what you have posted you want to combine different data sets into single data set, In Tableau you can Union,Join,Blend different data sets into one with a few clicks and Drag & Drops steps and create your Dashboards and Reports very easily. There will be no need for manual process to do what you are doing in Excel/CSV.
Please go through below links for..
For Join -->Join Your Data
Unfortunately I am not able to join the files in a way that gives me the desired result. I had posted my problem here:
That is why I am asking specifically about the application of ad networks.