You're reading from Mastering Microsoft Power BI – Second Edition - Second Edition

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Published inJun 2022

PublisherPackt

ISBN-139781801811484

Edition2nd Edition

Concepts

Business Intelligence

Authors (2):

Gregory Deckler

Brett Powell

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SQL views

As described in the Dataset planning section of Chapter 1, Planning Power BI Projects, a set of SQL views should be created within the data source and these SQL views, rather than the database tables, should be accessed by the Power BI dataset. SQL views are essentially virtual tables that provide an abstraction layer from the underlying database tables. SQL views can be used to merge database tables and to limit the number of columns, thus preventing such transformations from occurring within Power Query queries.

Each fact and dimension table required by the Power BI dataset should have its own SQL view and its own M query within the dataset that references this view. The SQL views should preferably be assigned to a dedicated database schema and identify the dimension or fact table represented as shown in Figure 2.11:

Figure 2.11: Views assigned to BI schema in SQL Server

A common practice is to create a database schema specific to the given dataset being...

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Mastering Microsoft Power BI – Second Edition - Second Edition

Published in: Jun 2022Publisher: PacktISBN-13: 9781801811484

Authors (2)

Gregory Deckler

Greg Deckler is Vice President of the Microsoft Practice at Fusion Alliance and has been a professional technology systems consultant for over 25 years. Internationally recognized as an expert in Power BI, Greg Deckler is a Microsoft MVP for Data Platform and a superuser within the Power BI community with over 100,000 messages read, more than 11,000 replies, over 2,300 answers, and more than 75 entries in the Quick Measures Gallery. Greg founded the Columbus Azure ML and Power BI User Group (CAMLPUG) and presents at numerous conferences and events, including SQL Saturday, DogFood, and the Dynamic Communities User Group/Power Platform Summit.
Read more about Gregory Deckler

Brett Powell

Brett Powell is the owner of and business intelligence consultant at Frontline Analytics LLC, a data and analytics research and consulting firm and Microsoft Power BI partner. He has worked with Power BI technologies since they were first introduced as the PowerPivot add-in for Excel 2010 and has been a Power BI architect and lead BI consultant for organizations across the retail, manufacturing, and financial services industries. Additionally, Brett has led Boston's Power BI User Group, delivered presentations at technology events such as Power BI World Tour, and maintains the popular Insight Quest Microsoft BI blog.
Read more about Brett Powell

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SQL views

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