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

View More author details

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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Introduction to dataflows

Microsoft announced the public preview availability of dataflows in November 2018. Later on, in April 2019, dataflows became generally available. Back then, dataflows were a Premium feature. However, nowadays, we can leverage them in various Power Platform technologies as well as a Power BI Pro licensing plan. With that brief history, let's discuss what a dataflow is. In short, dataflows are a cloud version of Power Query, which is also known as Power Query Online. From a Power BI perspective, we can leverage Power Query's power to prepare and shape data within the Power BI service using dataflows.

Note

Dataflows are not only a component of Power BI. Other tools and services can also access data held by dataflows.

The prepared data is stored in the shape of files and folders, known as the Common Data Model (CDM) folder, in Azure Data Lake Storage Gen2 (ADLS Gen 2) and managed in the Power BI service. If the organization owns an ADLS Gen...