Book Image

Extreme DAX

By : Michiel Rozema, Henk Vlootman
Book Image

Extreme DAX

By: Michiel Rozema, Henk Vlootman

Overview of this book

This book helps business analysts generate powerful and sophisticated analyses from their data using DAX and get the most out of Microsoft Business Intelligence tools. Extreme DAX will first teach you the principles of business intelligence, good model design, and how DAX fits into it all. Then, you’ll launch into detailed examples of DAX in real-world business scenarios such as inventory calculations, forecasting, intercompany business, and data security. At each step, senior DAX experts will walk you through the subtleties involved in working with Power BI models and common mistakes to look out for as you build advanced data aggregations. You’ll deepen your understanding of DAX functions, filters, and measures, and how and when they can be used to derive effective insights. You’ll also be provided with PBIX files for each chapter, so that you can follow along and explore in your own time.
Table of Contents (17 chapters)
Free Chapter
1
Part I: Introduction
6
Part II: Business cases
15
Other Books You May Enjoy
16
Index

Future sales

For our next analysis, let's turn back to the QuantoBikes sales process, focusing on two simple steps: booking a sales order, and sending an invoice based on the sales order.

You can calculate the actual sales (and purchases, for that matter) from the invoices in our model. A common question to ask is: how will sales develop through the rest of the year? One part of the answer to this question deals with sales forecasting and the sales pipeline. These are very useful things to analyze, although they come with inherent uncertainty.

A much more specific part of the answer comes from looking at sales orders that have not been (fully) invoiced yet. After all, a sales order is typically booked when the customer agrees to the sale, but the corresponding invoice is sometimes sent on a later date. So, what could be easier than determining what sales orders have not been invoiced yet, or at least, not completely?

Well, a lot of things are easier than that, but...