USEFUL: Add running totals to enhance web reporting
In today’s blog post I want to tell you how to get more from Flexmonster pivot with the help of running totals. To begin with, I’ll tell you what is it - running totals. This is one of the aggregations available for CSV, JSON, FDS databases, MongoDB, MS Analysis Services, and even custom data source APIs. Imagine a list of numbers. A running total keeps track of the sum of these numbers as you go down the list, adding each new number and subtracting any that are removed.