You're reading from Data Cleaning with Power BI

Product typeBook

Published inFeb 2024

PublisherPackt

ISBN-139781805126409

Edition1st Edition

Concepts

Data Analysis

Author (1)

Gus Frazer

Summary

In this chapter, we explored the process of creating custom functions in Power Query. Effective use of custom functions in Power Query begins with proper planning, forming the cornerstone for building efficient and adaptable functions. This involves defining the problem, identifying parameters, and setting clear objectives to align with your data preparation needs. Parameters, as you learned, play a crucial role in enhancing the flexibility of your functions for various scenarios. The process of creating custom functions encompasses defining the function’s structure, writing M code, thorough testing and debugging, and comprehensive documentation. Armed with these insights, you are well-prepared to leverage the full potential of custom functions in Power Query, with capabilities for seamless data transformation and preparation.

In the next chapter, you will learn more about the techniques and tips on how you can optimize your M code.

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Data Cleaning with Power BI

Published in: Feb 2024Publisher: PacktISBN-13: 9781805126409

Author (1)

Gus Frazer

Gus Frazer is a seasoned analytics consultant who focuses on business intelligence solutions. With over eight years of experience working for the two market-leading platforms, Power BI (Microsoft) and Tableau, he has amassed a wealth of knowledge and expertise. He also has experience in helping hundreds of customers to drive their digital and data transformations, scope data requirements, drive actionable insights, and most important of all, clean data ready for analysis.
Read more about Gus Frazer

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