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Expert Data Modeling with Power BI - Second Edition

You're reading from Expert Data Modeling with Power BI - Second Edition

Product type Book

Published in Apr 2023

Publisher Packt

ISBN-13 9781803246246

Pages 698 pages

Edition 2nd Edition

Languages

Concepts

Business Intelligence

Author (1):

Soheil Bakhshi

Table of Contents (22) Chapters

Preface

Section I: Data Modeling in Power BI

Introduction to Data Modeling in Power BI

Data Analysis eXpressions and Data Modeling

Section II: Data Preparation in Query Editor

Data Preparation in Power Query Editor

Getting Data from Various Sources

Common Data Preparation Steps

Star Schema Preparation in Power Query Editor

Data Preparation Common Best Practices

Section III: Data Modeling

Data Modeling Components

Star Schema and Data Modeling Common Best Practices

Section IV: Advanced Data Modeling

Advanced Data Modeling Techniques

Row-Level and Object-Level Security

Dealing with More Advanced Data Warehousing Concepts in Power BI

Introduction to Dataflows

DirectQuery Connections to Power BI Datasets and Analysis Services in Composite Models

New Options, Features, and DAX Functions

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Index

Follow data type conversion best practices

We previously discussed different Power Query types in Chapter 3, Data Preparation in Power Query Editor, in the Introduction to Power Query (M) section. In Chapter 5, Common Data Preparation Steps, we also discussed that data type conversion is one of the most common data preparation steps. In both chapters, we looked at different data types available in Power Query. So, as a data modeler, it is crucial to understand the importance of data type conversion. This section looks at some best practices for data conversion and how they can affect our data modeling.

Data type conversion can affect data modeling

As mentioned, we already discussed the data types in Power Query in Chapter 3, Data Preparation in Power Query Editor, and Chapter 5, Common Data Preparation Steps. However, briefly recalling some points in this section is worthwhile to emphasize the importance of understanding data types in Power Query. In Power Query, we have only...

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Authors (1)

Soheil Bakhshi

Soheil Bakhshi is the founder of Data Vizioner and is a sought after BI consultant. Working in data and analytics for more than 20 years, Soheil's experience lies in Microsoft BI, Data Warehousing, and Power BI platform. He possesses MSCE, MCSA certifications and is a Microsoft MVP (Most Valuable Professional). He has a passion for sharing knowledge via his website and speaking at conferences and Power BI community events locally and globally. In following his desire for simplicity and efficiency, he is behind Power BI community tools and commercial products such as Power BI Exporter and Power BI Documenter.

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