Book Image

Data Cleaning with Power BI

By : Gus Frazer
Book Image

Data Cleaning with Power BI

By: Gus Frazer

Overview of this book

Microsoft Power BI offers a range of powerful data cleaning and preparation options through tools such as DAX, Power Query, and the M language. However, despite its user-friendly interface, mastering it can be challenging. Whether you're a seasoned analyst or a novice exploring the potential of Power BI, this comprehensive guide equips you with techniques to transform raw data into a reliable foundation for insightful analysis and visualization. This book serves as a comprehensive guide to data cleaning, starting with data quality, common data challenges, and best practices for handling data. You’ll learn how to import and clean data with Query Editor and transform data using the M query language. As you advance, you’ll explore Power BI’s data modeling capabilities for efficient cleaning and establishing relationships. Later chapters cover best practices for using Power Automate for data cleaning and task automation. Finally, you’ll discover how OpenAI and ChatGPT can make data cleaning in Power BI easier. By the end of the book, you will have a comprehensive understanding of data cleaning concepts, techniques, and how to use Power BI and its tools for effective data preparation.
Table of Contents (23 chapters)
Free Chapter
1
Part 1 – Introduction and Fundamentals
6
Part 2 – Data Import and Query Editor
11
Part 3 – Advanced Data Cleaning and Optimizations
16
Part 4 – Paginated Reports, Automations, and OpenAI

Using Microsoft Copilot

For those who have never heard of Microsoft Copilot, it is a new technology that Microsoft has released across a number of its platforms that combines generative AI with your data to enhance productivity. Copilot for Power BI harnesses cutting-edge generative AI alongside your dataset, revolutionizing the process of uncovering and disseminating insights with unprecedented speed. Seamlessly integrated into your workflow, Copilot offers an array of functionalities aimed at streamlining your reporting experience.

When it comes to report creation, Copilot streamlines the process by allowing users to effortlessly generate reports by articulating the insights they seek or posing questions regarding their dataset using NLP. Copilot then analyzes the data, pulling together relevant information to craft visually striking reports, thereby transforming raw data into actionable insights instantaneously. Moreover, Copilot has the ability to read your data and suggest...