February 2024
Beginner to intermediate
340 pages
8h 19m
English
Content preview from Data Cleaning with Power BI
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6
Cleaning Data with Query Editor
Power BI’s Query Editor is a powerful tool that allows you to connect, import, transform, and clean your data before visualizing it in Power BI reports and dashboards. With Query Editor, you can perform various data cleaning operations, such as removing duplicates, filtering rows, splitting columns, merging data, and more.
We will cover the following topics in this chapter:
- Exploring the Query Editor interface
- Data cleaning techniques and functions
- Using Query Editor versus DAX for transformation
By the end of this chapter, you will know about the essential techniques and functions for cleaning and transforming data using Query Editor.
Technical requirements
Using the following link, you will find the uncleaned ...
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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.