April 2017
Beginner to intermediate
256 pages
7h 54m
English
book
Analyzing Data with Power BI and Power Pivot for Excel, First Edition
by Alberto Ferrari, Marco Russo
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Chapter 3. Using multiple fact tables
In the previous chapter, you learned how to handle a scenario where there are two fact tables related to each other: header and detail tables. You saw how the best option to obtain a simple data model is modifying it to make it more like a star schema, which makes calculations much easier to perform.
This chapter moves one step further to cover a scenario where you have multiple fact tables that are not related to each other. This is a very common occurrence. Think, for example, of sales and purchases. Both sales and purchases are facts involving some common assets (products, for instance) and some unrelated ones (such as customers for sales and suppliers for purchases).
In general, using multiple fact tables ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.