September 2017
Intermediate to advanced
802 pages
37h 6m
English
Content preview from Microsoft Power BI Cookbook
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Supporting virtual table relationships
Virtual table relationships are DAX expressions implemented to filter a table from another table when a relationship doesn't exist between these tables. Report visualizations can then be constructed using both tables (and their related tables) and the DAX measures will update as though a normal relationship is defined. Virtual relationships are often used to address disparate grains of tables and to leverage performance segmentation tables.
Although physical relationships are the preferred long term solution for both performance and manageability, virtual relationships provide an attractive alternative when physical relationships are not feasible. In this recipe we provide virtual relationship examples ...
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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.