March 2024
Intermediate to advanced
814 pages
22h 10m
English
Content preview from Extending Power BI with Python and R - Second Edition
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8
Logging Data from Power BI to External Sources
As you’ve learned in previous chapters, Power BI uses Power Query as a tool for extracting, transforming, and loading (ETL) operations. This tool is really very powerful – it allows you to extract data from a wide variety of data sources and then easily transform it with very user-friendly options. This includes a graphical query editor for point-and-click transformations, the ability to extract data from multiple sources, comprehensive column and row transformations, data cleaning functions, and the ability to perform simple calculations. The output of these transformations is persisted in the Power BI data model. Power Query is a read-only tool. In fact, its biggest limitation is its inability ...
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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.