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Definitive Guide to DAX, The: Business intelligence with ... by Ferrari, Alberto

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Specificaties

Objectstaat
Heel goed: Een boek dat er niet als nieuw uitziet en is gelezen, maar zich in uitstekende staat ...
Title
Definitive Guide to DAX, The: Business intelligence with Micro...
Book Title
Definitive Guide to DAX, The: Business intelligence with Micro...
ISBN
073569835X
EAN
9780735698352
Type
Textbook
Binding
Paperback / softback
Date of Publication
20151029
Publication Name
N/A
Release Title
Definitive Guide to DAX, The: Business intelligence with Micro...
Artist
Ferrari, Alberto
Brand
N/A
Colour
N/A
Format
Paperback
Language
English
Author
Marco Russo, Alberto Ferrari
Publisher
Microsoft Press,U.S.
Subject
Computer & IT

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Product Identifiers

Publisher
Microsoft Press,U.S.
ISBN-10
073569835x
ISBN-13
9780735698352
eBay Product ID (ePID)
216579315

Product Key Features

Author
Marco Russo, Alberto Ferrari
Format
Paperback
Language
English
Subject
Computer & IT
Type
Textbook

Dimensions

Weight
958g
Height
229mm
Width
188mm

Additional Product Features

Place of Publication
Redmond
Table of Contents
Foreword xviiIntroduction xixChapter 1: What is DAX? 1Understanding the data model 1Understanding the direction of a relationship 3DAX for Excel users 5Cells versus tables 5Excel and DAX: Two functional languages 8Using iterators 8DAX requires some theory 8DAX for SQL developers 9Understanding relationship handling 9DAX is a functional language 10DAX as a programming and querying language 11Subqueries and conditions in DAX and SQL 12DAX for MDX developers 13Multidimensional vs. Tabular 13DAX as a programming and querying language 13Hierarchies 14Leaf-level calculations 15Chapter 2: Introducing DAX 17Understanding DAX calculations 17DAX data types 18DAX operators 21Understanding calculated columns and measures 22Calculated columns 22Measures 23Variables 26Handling errors in DAX expressions 26Conversion errors 26Arithmetical operations errors 27Intercepting errors 30Formatting DAX code 32Common DAX functions 35Aggregate functions 35Logical functions 37Information functions 39Mathematical functions 39Trigonometric functions 40Text functions 40Conversion functions 41Date and time functions 42Relational functions 42Chapter 3: Using basic table functions 45Introducing table functions 45EVALUATE syntax 47Using table expressions 50Understanding FILTER 51Understanding ALL, ALLEXCEPT, and ALLNOBLANKROW 54Understanding VALUES and DISTINCT 58Using VALUES as a scalar value 59Chapter 4: Understanding evaluation contexts 61Introduction to evaluation contexts 62Understanding the row context 66Testing your evaluation context understanding 67Using SUM in a calculated column 67Using columns in a measure 68Creating a row context with iterators 69Using the EARLIER function 70Understanding FILTER, ALL, and context interactions 74Working with many tables 77Row contexts and relationships 78Filter context and relationships 80Introducing VALUES 84Introducing ISFILTERED, ISCROSSFILTERED 85Evaluation contexts recap 88Creating a parameter table 89Chapter 5: Understanding CALCULATE and CALCULATETABLE 93Understanding CALCULATE 93Understanding the filter context 95Introducing CALCULATE 98CALCULATE examples 101Filtering a single column 101Filtering with complex conditions 106Using CALCULATETABLE 109Understanding context transition 111Understanding context transition with measures 114How many rows are visible after context transition? 116Understanding evaluation order of context transition 117Variables and evaluation contexts 118Understanding circular dependencies 119CALCULATE rules 122Introducing ALLSELECTED 123Understanding USERELATIONSHIP 125Chapter 6: DAX examples 129Computing ratios and percentages 129Computing cumulative totals 132Using ABC (Pareto) classification 136Computing sales per day and working day 143Computing differences in working days 150Computing static moving averages 151Chapter 7: Time intelligence calculations 155Introduction to time intelligence 155Building a Date table 156Using CALENDAR and CALENDARAUTO 157Working with multiple dates 160Handling multiple relationships to the Date table 161Handling multiple Date tables 162Introduction to time intelligence 164Using Mark as Date Table 166Aggregating and comparing over time 168Year-to-date, quarter-to-date, month-to-date 168Computing periods from prior periods 171Computing difference over previous periods 174Computing the moving annual total 175Closing balance over time 178Semi-additive measures 178OPENINGBALANCE and CLOSINGBALANCE functions 184Advanced time intelligence 188Understanding periods to date 189Understanding DATEADD 191Understanding FIRSTDATE and LASTDATE 196Understanding FIRSTNONBLANK and LASTNONBLANK 199Using drillthrough with time intelligence 200Custom calendars 200Working with weeks 201Custom year-to-date, quarter-to-date, month-to-date 204Computing over noncontiguous periods 206Custom comparison between periods 210Chapter 8: Statistical functions 213Using RANKX 213Common pitfalls using RANKX 216Using RANK.EQ 219Computing average and moving average 220Computing variance and
Pagination
592
First Published
2015
Author Biography
Marco Russo and Alberto Ferrari cofounded sqlbi.com, where they regularly publish articles about Microsoft PowerPivot, DAX, Power BI, and SQL Server Analysis Services. They also speak regularly at major international conferences, such as TechEd, Ignite, PASS Summit, and SQLBits. Both consult and mentor on business intelligence (BI) and Microsoft BI technologies, having worked with them since 1999. Their books include Microsoft Excel 2013 Building Data Models with PowerPivot, Microsoft SQL Server 2012 Analysis Services: The BISM Tabular Model, and Microsoft PowerPivot for Excel 2010: Give Your Data Meaning.
Date of Publication
13/10/2015
Genre
Computing: Professional & Programming
Country of Publication
United States

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