Chapter 1, Planning Power BI Projects, discusses alternative deployment modes for Power BI, team and project roles, and licensing. Additionally, an example project template and its corresponding planning and dataset design processes are described.
Chapter 2, Connecting to Sources and Transforming Data with M, depicts the data access layer supporting a Power BI dataset, including data sources and fact and dimension table queries. Concepts of the Power Query M language, such as query folding and parameters, are explained and examples of custom M queries involving conditional and dynamic logic are given.
Chapter 3, Designing Import and DirectQuery Data Models, reviews the components of the data model layer and design ...
