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Power Query Cookbook

You're reading from   Power Query Cookbook Use effective and powerful queries in Power BI Desktop and Dataflows to prepare and transform your data

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Product type Paperback
Published in Oct 2021
Publisher Packt
ISBN-13 9781800569485
Length 412 pages
Edition 1st Edition
Languages
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Author (1):
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Andrea Janicijevic Andrea Janicijevic
Author Profile Icon Andrea Janicijevic
Andrea Janicijevic
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Table of Contents (12) Chapters Close

Preface 1. Chapter 1: Getting Started with Power Query 2. Chapter 2: Connecting to Fetch Data FREE CHAPTER 3. Chapter 3: Data Exploration in Power Query 4. Chapter 4: Reshaping Your Data 5. Chapter 5: Combining Queries for Efficiency 6. Chapter 6: Optimizing Power Query Performance 7. Chapter 7: Leveraging the M Language 8. Chapter 8: Adding Value to Your Data 9. Chapter 9: Performance Tuning with Power BI Dataflows 10. Chapter 10: Implementing Query Diagnostics 11. Other Books You May Enjoy

Using Schema view and Diagram view 

You often need to visualize tables and columns focusing on a data schema and with the aim of performing transformations at a metadata level. Using the traditional Power Query view may end up being slower because the calculations are performed for all displayed rows, both the preview or the entire dataset. Another need is related to having a visual way to transform data whereby it is easier to understand the data preparation flow.

This recipe aims to show how to leverage the recently introduced Schema view and Diagram view available in Power Query Online.

Getting ready

For this recipe, you need to have access to the Power BI service and to have an existing workspace.

You need also to connect to an Azure SQL database with AdventureWorks data. You need to have access to a running database.

How to do it…

After you log in to the Power BI portal, perform the following steps:

  1. Browse to your workspace, click on New...
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