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_4

4. Evaluation Context

Alison Box¹

(1)

Billingshurst, West Sussex, UK

You have learned to author simple calculated columns and measures, but one of the most fundamental questions for DAX users is how these two types of expression differ. At this stage, you understand that calculated columns are row-level calculations and that measures are calculations that are performed at the report level. However, we need to be more specific regarding this differentiation, and you need to understand that the definitive difference lies in the context in which the expressions are evaluated. ...

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