March 2018
Beginner to intermediate
638 pages
16h 29m
English
Content preview from Mastering Microsoft Power BI
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Staging Queries
With the data source parameters configured, staging queries can be used to expose the data sources to the dimension and fact table queries of the dataset. For example, the AdWorksSQLServer staging query merely passes the production server and production database parameter values into the Sql.Database() M function as shown in the earlier image of the Power Query Editor interface. This query results in a table containing the schemas and objects stored in the database, including the SQL views supporting the fact and dimension tables.
The SalesPlanFilePath staging query used for the Annual Sales Plan Excel workbook source is very similar in that it merely references the file name and file directory parameters to form a complete ...
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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.