The Definitive Guide to Power Query (M): Mastering complex data transformation with Power Query Paperback – 29 Mar. 2024

The Definitive Guide to Power Query (M) is fast becoming an invaluable resource for me as I try to learn and master data transformation in Power BI/Query and Excel.The content is well balanced between theory and practical applications, providing clear explanations, step-by-step tutorials, and real-world examples. If you are looking for ideas or just to understand how yo automate data processes wanting to optimise performance, this guide book is a great help.

Absolutely brilliant - a "must" for anyone starting out, or developing in depth. All aspects are clearly set out in a logical and easily-readable fashion.

As a Data Analyst Tutor, I highly recommend "The Definitive Guide to Power Query (M)" by Greg Deckler, Rick de Groot, and Melissa de Korte.I believe that If you work with data, this book is a game-changer, whether you're new to Power Query or an experienced user. The authors excel at breaking down even the most complex topics into clear and easy-to-understand explanations. It's like having your own personal Power Query tutor on hand, ready to answer your questions at any skill level.Forget theory overload! This book focuses directly on what you need: accomplishing tasks with Power Query. It starts with the basics of data wrangling and then takes you up to some seriously impressive M code. The best part? There are tons of real-life examples and tutorials, so you can put your newfound skills to work right away. This really helped me level up my skills in my application for M. Lots of best practices to take away!I'd recommend it to anyone who's looking to learn more.I think this book is a treasure trove, whether you're new to data analysis or looking to streamline your prep work. The chapters are awesome - easy to jump into specific topics if you need a refresher, or perfect for a deep dive cover-to-cover. Plus, they wrap up nicely with clear summaries, so you never feel lost. It's like having a cheat sheet for anything data-related.Moreover, the GitHub code bundles included are extremely useful for hands-on practice with the book's material. The authors also delve into advanced topics such as custom functions, enabling extensions, and using nested structures, making this resource particularly comprehensive and insightful.This book is a fantastic investment for anyone serious about leveraging the full potential of Power Query in Power BI or Excel. I will be using it regularly to bring back some best practices to my training and share with my apprentices what I have learned from it.To finish this, I would like to thank Brian Julius for all the recent posts related to Power Query lots of them link to this book, and the foreword of this book of course.Thanks to Vignesh Raju 💯🚀🎯📈 Raju for allowing me to read this fantastic masterpiece, next "Extending PowerBI with Python and R".Wish me luck, these are beasts I always wanted to tame!

You arent loving your life if you havent come across this masterpiece, go and buy this product as fast as possible you dont know what you are missing in your life!

I’ve spent a lot of time working with Power Query, and I’ve learned many new techniques and concepts from this book. It has really helped me understand and improve my skills.It’s great for those who already know Power Query, but it’s also a valuable resource for beginners who want to learn this powerful tool. You can read it cover to cover or use it to solve specific problems. I would definitely recommend it.

The Definitive Guide to Power Query (M) by Greg Deckler, Rick de Groot, and Melissa de Korte is an outstanding resource for both beginners and experienced users of Power Query and the M language. The authors have done an exceptional job in breaking down complex concepts into easy-to-understand language, making it accessible to users at all skill levels. The book covers a wide range of topics, from basic data transformation techniques to advanced M scripting, providing a comprehensive guide to mastering Power Query.The real-world examples and step-by-step tutorials are particularly valuable, allowing readers to apply what they've learned immediately. Whether you're looking to enhance your data analysis skills or streamline your data preparation processes, this book is an indispensable tool. Highly recommended for anyone serious about leveraging the full potential of Power Query.

A tour de force from 3 highly respected names in the BI space, this is a great book to learn more about the capabilities of Power Query.Another book crammed full of info - it's well laid out with a link to GitHub code bundles which I've found really useful to use side by side with book.The complexity does ramp up but it's a nice guide, well structured even beginning with the history of M and moving through to functions, debugging and optimizing ..the beauty of these books is you can cherry pick a chapter and focus on that - they're around 40 - 50 pages per chapter and each one wraps up with a clear summary.Again a well laid out book with good screenshots and use of language throughout - this is a book I'll be referring to as my data career continues to develop.