December 2018
Beginner to intermediate
794 pages
19h 29m
English
book
Microsoft Power BI Complete Reference
by Devin Knight, Brian Knight, Mitchell Pearson, Manuel Quintana
Content preview from Microsoft Power BI Complete Reference
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Unpivot
The Unpivot transform is an incredibly powerful transform that allows you to reorganize your dataset into a more structured format for Business Intelligence. Let's discuss this by visualizing a practical example to help understand the purpose of Unpivot. Imagine you are provided a file that has the last three years of population by US States, and looks like this:
The problem with data stored like this is you cannot very easily answer simple questions. For example, how would you answer questions like, What was the total population for all states in the US in 2018 or What was the average state population in 2016? With the data stored ...
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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.