The Ultimate Guide to Functions in Power Query (Springer, Berlin)

This book is a complete guide to using functions in Power Query designed to help users of all skill levels learn and master its various functions.The Ultimate Guide to Functions in Power Query begins with an introduction to Power Query and an overview of the different types of functions available, along with detailed explanations of how to use each of them. You'll see how to leverage power functions to process and transform large datasets from various sources and learn advanced techniques such as creating custom functions and using conditional statements. The book also covers best practices for using functions, including tips on how to optimize query performance and troubleshoot common errors. Using practical example applications, Author Omid Motamedisedeh demonstrates how to optimize your data processing workflows, saving time and boosting productivity.By the end of the book, readers will have a deep understanding of Power Query functions and be able to apply their knowledge to a wide range of data analysis tasks.What You Will LearnMaster the fundamentals of Power Query, including how to load and transform data from various sourcesUnderstand all the functions available in Power Query, including text, date/time, logical, numeric, and moreUse functions to transform data and perform complex calculationsEmploy advanced techniques such as custom functions, conditional statements, and working with parametersOptimize query performance, handle errors, and use the M language effectivelyUse real-world examples and exercises to hone your skills and gain practical experience with the toolWho This Book Is ForAnyone who wants to learn how to use functions in Power Query to transform and analyze data. This includes data analysts, business analysts, Excel users, and Data scientists. Readers should have a basic understanding of Excel and data analysis concepts, but may be new to Power Query and functions.