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Analyzing Data with Power BI and Power Pivot for Excel

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Analyzing Data with Power BI and Power Pivot for Excel

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  • Estimated Release: Apr 29, 2017
  • Includes EPUB, MOBI, and PDF
  • About eBook Formats
  • This eBook includes the following formats, accessible from your Account page after purchase:

    ePub EPUB The open industry format known for its reflowable content and usability on supported mobile devices.

    MOBI MOBI The eBook format compatible with the Amazon Kindle and Amazon Kindle applications.

    Adobe Reader PDF The popular standard, used most often with the free Adobe® Reader® software.

    This eBook requires no passwords or activation to read. We customize your eBook by discreetly watermarking it with your name, making it uniquely yours.

About

Features

  • Why data modeling matters, and how to make the most of it -- step by step
  • All the knowledge you need to transform simple tables into full analytical models: from practical scenarios and examples to advanced patterns
  • By two of the world's leading experts on data analysis with Microsoft technologies

Description

  • Copyright 2017
  • Dimensions: 7-3/8 X 9
  • Pages: 256
  • Edition: 1st
  • Book
  • ISBN-10: 1-5093-0276-X
  • ISBN-13: 978-1-5093-0276-5

Renowned DAX experts Alberto Ferrari and Marco Russo teach you how to design data models for maximum efficiency and effectiveness.

How can you use Excel and Power BI to gain real insights into your information? As you examine your data, how do you write a formula that provides the numbers you need? The answers to both of these questions lie with the data model. This book introduces the basic techniques for shaping data models in Excel and Power BI. It’s meant for readers who are new to data modeling as well as for experienced data modelers looking for tips from the experts. If you want to use Power BI or Excel to analyze data, the many real-world examples in this book will help you look at your reports in a different way—like experienced data modelers do. As you’ll soon see, with the right data model, the correct answer is always a simple one!

By reading this book, you will:

• Gain an understanding of the basics of data modeling, including tables, relationships, and keys

• Familiarize yourself with star schemas, snowflakes, and common modeling techniques

• Learn the importance of granularity

• Discover how to use multiple fact tables, like sales and purchases, in a complex data model

• Manage calendar-related calculations by using date tables

• Track historical attributes, like previous addresses of customers or manager assignments

• Use snapshots to compute quantity on hand

• Work with multiple currencies in the most efficient way

• Analyze events that have durations, including overlapping durations

• Learn what data model you need to answer your specific business questions


About This Book

• For Excel and Power BI users who want to exploit the full power of their favorite tools

• For BI professionals seeking new ideas for modeling data

Downloads

Downloads

Follow the instructions to download this book's lesson files.

  1. Click the buttons below to start the downloads by chapter.
  2. If prompted, click Save.
  3. Locate the .zip files on your computer. Right-click the files, click Extract All, and then follow the instructions.
Chapter 1
 
Chapter 2
 
Chapter 3
 
Chapter 4
 
Chapter 5
 
Chapter 6
 
Chapter 7
 
Chapter 8
 
Chapter 9
 
Chapter 10
 
Chapter 11
 

Sample Content

Table of Contents

CHAPTER 1 Introduction to data modeling 

CHAPTER 2 Using header/detail tables 

CHAPTER 3 Using multiple fact tables 

CHAPTER 4 Working with date and time 

CHAPTER 5 Tracking historical attributes 

CHAPTER 6 Using snapshots 

CHAPTER 7 Analyzing date and time intervals 

CHAPTER 8 Many-to-many relationships

CHAPTER 9 Working with different granularity

CHAPTER 10 Segmentation data models

CHAPTER 11 Working with multiple currencies

APPENDIX A Data modeling 101

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