The Definitive Guide to DAX

This book is the most authoritative guide to Microsoft’s DAX language, providing expert guidance for intermediate-to-advanced Excel users and BI professionals.

Authors Marco Russo and Alberto Ferrari explain core DAX concepts, including calculated columns, measures, and calculation groups.

The book delves into advanced topics such as evaluation contexts, time intelligence calculations, and data model optimization.

It also focuses on practical examples that can be built and run with Power BI Desktop, helping readers to write fast and robust DAX code and optimize data models for high performance.