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Microsoft Power BI Cookbook

Microsoft Power BI Cookbook

By : Greg Deckler, Powell
4.7 (23)
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Microsoft Power BI Cookbook

Microsoft Power BI Cookbook

4.7 (23)
By: Greg Deckler, Powell

Overview of this book

Since its first edition the Power BI Cookbook has been a best-selling resource for BI developers and data analysts to produce impactful, quality BI solutions. This new and updated edition retains the rigorous details and concepts readers of prior editions have enjoyed while also demonstrating powerful new capabilities and updated guidance aligned to the current state of the platform. In this book, with step-by-step instructions, you will learn to navigate the complexities of data integration and visualization in Power BI. From creating robust data models to implementing sophisticated reporting techniques, this Power BI book empowers you to make informed decisions based on actionable insights. It also introduces you to new capabilities such as Hybrid tables and scorecards, enhancing your ability to communicate and analyze business performance. It also expands and improvises on the core of the previous edition like parameterizing Power BI solutions, authoring reports, data intelligence, and integrating advanced analytics. This edition not only updates you on the latest features but also prepares you for future innovations with a preview of upcoming AI enhancements in Power BI. Whether you're refining your skills or aspiring to become an expert, this book is an invaluable resource for leveraging Power BI to its fullest potential
Table of Contents (16 chapters)
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14
Other Books You May Enjoy
15
Index

Extending the Core M Library

The core M library comes with hundreds of different functions to aid in data connectivity, data cleansing, and data transformation. However, one of the strengths of the M language is its ability to be easily extended with custom functions.

In this recipe, we add a simple custom function as an extension of the core M library of functions.

Getting ready

To prepare for this recipe, we first need to identify and/or create a Custom Connections folder for Power BI Desktop. Look in your Documents directory for the current user. If the folder Microsoft Power BI Desktop does not exist, create it. Navigate to the Microsoft Power BI Desktop folder, and if the folder Custom Connectors does not exist, create it.

How to extend the core M library

To implement this recipe, follow these steps:

  1. Create the following text file and save the file as Cookbook3.pq in the [Documents]\Microsoft Power BI Desktop\Custom Connectors folder.
    /...

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