September 2017
Intermediate to advanced
802 pages
37h 6m
English
Content preview from Microsoft Power BI Cookbook
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Query folding redesign
In this example, a business analyst has used a SQL statement and the Query Editor to construct a customer query.
Customer Query based on Native SQL Statement and M Transformations
In this scenario, the SQL statement is against the base customer table in the data warehouse (not the view) and the transformations applied against the query results all use local gateway server resources during each refresh process given the native SQL query. The existing SQL view (vDim_Customer) contains the Customer Name column, eliminating the need for the merge operation, though the Marital Status column is not transformed into the longer ...
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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.