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Beginning DAX with Power BI

The SQL Pro’s Guide to Better Business Intelligence

Philip Seamark

Buch (Taschenbuch, Englisch)
Buch (Taschenbuch, Englisch)
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  • Beginning DAX with Power BI

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Beschreibung

Attention all SQL Pros, DAX is not just for writing Excel-based formulas! Get hands-on learning and expert advice on how to use the vast capabilities of the DAX language to solve common data modeling challenges.

Beginning
DAX with Power BI teaches key concepts such as mapping techniques from SQL to DAX, filtering, grouping, joining, pivoting, and using temporary tables, all aimed at the SQL professional. Join author Philip Seamark as he guides you on a journey through typical business data transformation scenarios and challenges, and teaches you, step-by-step, how to resolve challenges using DAX. Tips, tricks, and shortcuts are included and explained, along with examples of the SQL equivalent, in order to accelerate learning. Examples in the book range from beginner to advanced, with plenty of detailed explanation when walking through each scenario.

What You’ll Learn


  • Turbocharge your Power BI model by adding advanced DAX programming techniques

  • Know when to use calculated measures versus calculated columns


  • Generate new tables on the fly from existing data


  • Optimize, monitor, and tune Power BI to improve performance of your models


  • Discover new ideas, tricks, and time-saving techniques for better models



Who This Book Is For

Business intelligence developers, business analysts, or any SQL user who wants to use Power BI as a reporting tool. A solid understanding of SQL is recommended, as examples throughout the book include the DAX equivalents to SQL problem/solution scenarios.


Philip Seamark is an experienced Data Warehouse and BI Consultant with a deep understanding of the Microsoft stack and extensive knowledge of data warehouse (DW) methodologies and enterprise data modeling. He is recognized for his analytical, conceptual, and problem-solving abilities with more than 25 years of commercial experience delivering business applications across a broad range of technologies. His expertise runs the gamut from project management, dimensional modeling, performance tuning, ETL design, development and optimization, report and dashboard design to installation and administration. 

In 2017 he received a Microsoft Data Platform MVP award due to his contributions to the PowerBI community site, as well as speaking at many data, analytic, and reporting events around the world. Philip is also the founder and organizer of the Wellington Power BI User Group.

 

Produktdetails

Einband Taschenbuch
Seitenzahl 264
Erscheinungsdatum 31.03.2018
Sprache Englisch
ISBN 978-1-4842-3476-1
Verlag Apress
Maße (L/B/H) 25.4/17.8/1.5 cm
Gewicht 544 g
Abbildungen 84 schwarzweisse Abbildungen
Auflage 1st ed.

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  • Artikelbild-0

  • Chapter 1: Introduction to DAX

    Chapter 2: Variables

    Chapter 3: Context

    Chapter 4: Summarizing and Aggregating

    Chapter 5: Joins

    Chapter 6: Filtering

    Chapter 7:  Dates

    Chapter 8: Debugging and Optimizing 

    Chapter 9: Practical DAX