The Definitive Guide to DAX: Business intelligence with Microsoft Excel, SQL Server Analysis Services, and Power BI (Business Skills)

The Definitive Guide to DAX: Business intelligence with Microsoft Excel, SQL Server Analysis Services, and Power BI (Business Skills) Author Alberto Ferrari
ISBN-10 073569835X
ISBN-13 9780735698352
Year 2015-10-23
Pages 592
Language English
Publisher Microsoft Press
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This comprehensive and authoritative guide will teach you the DAX language for business intelligence data modeling and analytics Leading Microsoft BI consultants Marco Russo and Alberto Ferrari help you master everything from table functions through advanced code and model optimization Youll learn exactly what happens under the hood when you run a DAX expression how DAX behaves differently from other languages and how to use this knowledge to write fast robust code If you want to leverage all of DAXs remarkable power and flexibility this no compromise deep dive is exactly what you need Perform powerful data analysis with DAX for Microsoft SQL Server Analysis Services Excel and Power BI Master core DAX concepts including calculated columns measures and error handling Understand evaluation contexts and the CALCULATE and CALCULATETABLE functions Perform time based calculations YTD MTD previous year working days and more Work with expanded tables complex functions and elaborate DAX expressions Perform calculations over hierarchies including parent child hierarchies Use DAX to express diverse and unusual relationships Measure DAX query performance with SQL Server Profiler and DAX Studio

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