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The Definitive Guide to Power Query (M)

You're reading from   The Definitive Guide to Power Query (M) Mastering complex data transformation with Power Query

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Product type Paperback
Published in Mar 2024
Publisher Packt
ISBN-13 9781835089729
Length 758 pages
Edition 1st Edition
Languages
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Authors (3):
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Greg Deckler Greg Deckler
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Greg Deckler
Melissa de Korte Melissa de Korte
Author Profile Icon Melissa de Korte
Melissa de Korte
Rick de Groot Rick de Groot
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Rick de Groot
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Toc

Table of Contents (19) Chapters Close

Preface 1. Introducing M FREE CHAPTER 2. Working with Power Query/M 3. Accessing and Combining Data 4. Understanding Values and Expressions 5. Understanding Data Types 6. Structured Values 7. Conceptualizing M 8. Working with Nested Structures 9. Parameters and Custom Functions 10. Dealing with Dates, Times, and Durations 11. Comparers, Replacers, Combiners, and Splitters 12. Handling Errors and Debugging 13. Iteration and Recursion 14. Troublesome Data Patterns 15. Optimizing Performance 16. Enabling Extensions 17. Other Books You May Enjoy
18. Index

Installing and using a custom connector

To do this, please follow these steps:

  1. With your project open in Visual Studio Code, save your work by clicking File | Save All in the menu.
  2. Expand the POWER QUERY SDK section in the EXPLORER pane.
  3. Click Run TestConnection function and ensure no errors are displayed.
  4. Make sure that the TDGTPQM.pq file is selected in the Explorer pane and then click the Evaluate current file. This time, the PQTest result tab should display the following information:

    Figure 16.10: TDGTPQM.pq evaluation output

    As you can see, this is the top level of how our navigation will be displayed in the Navigator dialog of the Power Query UI and directly corresponds to the specifications of our objects expression from our TDGTPQM_Discord.Contents function.

  1. Click the bin\AnyCPU\Debug folder link in the EXPLORER pane to expand this folder.
  2. Right-click the TDGTPQM_Discord.mez file and choose Reveal in File Explorer...
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