Photo by R Mo on Unsplash

Window Functions In Pandas

Running Totals, Period To Date Returns, And Other Fun Stuff

SQL has a neat feature called window functions. By the way, you should definitely know how to work with these in SQL if you are looking for a data analyst job. Pandas (with a little bit of legwork) allows us to do the same things. Let’s see how.

But First, What Are Window Functions?