November 2018
Beginner to intermediate
305 pages
5h 59m
English
Content preview from Microsoft Power BI Dashboards Step by Step, First Edition
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5 Use DAX in Power BI
Data Analysis Expressions (DAX) is a collection of functions, operators, and constants for handling basic data calculations to better analyze data and solve business problems. With DAX, you can build or apply functions that use existing data within Power BI. For example, suppose you have a data set in a Power BI report that consists of information about product sales, and you want to add a column that calculates sales growth as a percentage. You could easily achieve this using DAX.
In this chapter, you will learn how to use DAX in Power BI. First, you’ll learn about calculated columns and measures. Next, you’ll explore ...
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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.