You're reading from Expert Data Modeling with Power BI Get the best out of Power BI by building optimized data models for reporting and business needs

Product type Paperback

Published in Jun 2021

Publisher Packt

ISBN-13 9781800205697

Length 612 pages

Edition 1st Edition

Languages

DAX

Tools

Power BI

Concepts

Data Analysis

Author (1):

Soheil Bakhshi

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Table of Contents (18) Chapters

Preface

1. Section 1: Data Modeling in Power BI

2. Chapter 1: Introduction to Data Modeling in Power BI FREE CHAPTER

3. Chapter 2: Data Analysis eXpressions and Data Modeling

4. Section 2: Data Preparation in Query Editor

5. Chapter 3: Data Preparation in Power Query Editor

6. Chapter 4: Getting Data from Various Sources

7. Chapter 5: Common Data Preparation Steps

8. Chapter 6: Star Schema Preparation in Power Query Editor

9. Chapter 7: Data Preparation Common Best Practices

10. Section 3: Data Modeling

11. Chapter 8: Data Modeling Components

12. Chapter 9: Star Schema and Data Modeling Common Best Practices

13. Section 4: Advanced Data Modeling

14. Chapter 10: Advanced Data Modeling Techniques

15. Chapter 11: Row-Level Security

16. Chapter 12: Extra Options and Features Available for Data Modeling

17. Other Books You May Enjoy

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Chapter 2: Data Analysis eXpressions and Data Modeling

We covered in the previous chapter that Power BI has different layers: data preparation, data modeling, and data visualization. This chapter discusses Data Analysis eXpressions (DAX), and it relates to data modeling. Although data modeling and DAX are connected such that you cannot imagine one without the other, our goal in this book is not to focus only on DAX. Data modeling encompasses much broader concepts, while DAX is the expression language that developers must use to implement business logic in the data model. Our assumption in this book is that you have basic to intermediate knowledge of DAX; therefore, we will not cover basic DAX concepts. Instead, we will focus on more advanced DAX concepts with hands-on scenarios.

This chapter covers the following topics: