book

Up and Running with DAX for Power BI: A Concise Guide for Non-Technical Users

Name: Up and Running with DAX for Power BI: A Concise Guide for Non-Technical Users
Author: Alison Box
ISBN: 9781484281888

by Alison Box

May 2022

Intermediate to advanced

376 pages

7h 40m

English

Apress

Content preview from Up and Running with DAX for Power BI: A Concise Guide for Non-Technical Users

A. BoxUp and Running with DAX for Power BI https://doi.org/10.1007/978-1-4842-8188-8_1

1. Show Me the Data

Alison Box¹

(1)

Billingshurst, West Sussex, UK

The key to understanding DAX is getting to grips with the challenging concepts that underpin the expressions. Most DAX expressions you’ll write will amount to only a few lines of code, but it’s what goes on under the hood that is the secret to understanding their evaluation. For example, take this DAX expression:

=MAXX ( Customers, [Total Sales] )

It comprises a function, a table name, and a measure name. It should be simple to understand. However, to unravel the calculation behind this expression, you would ...

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