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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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.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.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.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.
Many-to-many relationships
Once relationships have been defined in your data model, filtering occurs automatically and this adds a tremendous amount of value to Power BI. However, the analytical value achieved through many-to-many relationships does not happen automatically.
Before you can learn how to handle many-to-many relationships in Power BI, you must first understand the basic behavior of filtering. Let's take a minor detour to explain how filtering works. Filtering will be discussed in more detail in the next chapter. In Figure 8, the total SalesAmount of all transactions is $29,358,677.22. The table visual you see in Figure 8 is simply the sum of the column SalesAmount from the FactInternetSales table:
Figure 8- SalesAmount
To ...
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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.