You're reading from Learning Tableau 2022 Create effective data visualizations, build interactive visual analytics, and improve your data storytelling capabilities

Product type Paperback

Published in Aug 2022

Publisher Packt

ISBN-13 9781801072328

Length 568 pages

Edition 5th Edition

Tools

Tableau

Concepts

Business Intelligence

Author (1):

Joshua N. Milligan

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Table of Contents (20) Chapters

Preface

1. Taking Off with Tableau FREE CHAPTER

2. Connecting to Data in Tableau

3. Moving Beyond Basic Visualizations

4. Starting an Adventure with Calculations and Parameters

5. Leveraging Level of Detail Calculations

6. Diving Deep with Table Calculations

7. Making Visualizations that Look Great and Work Well

8. Telling a Data Story with Dashboards

9. Visual Analytics: Trends, Clustering, Distributions, and Forecasting

10. Advanced Visualizations

11. Dynamic Dashboards

12. Exploring Mapping and Advanced Geospatial Features

13. Integrating Advanced Features: Extensions, Scripts, and AI

14. Understanding the Tableau Data Model, Joins, and Blends

15. Structuring Messy Data to Work Well in Tableau

16. Taming Data with Tableau Prep

17. Sharing Your Data Story

18. Other Books You May Enjoy

19. Index

Map layers

Map layers were introduced in Tableau 2020.4 and make it easy to bring together a wide range of geospatial data from your data source(s) into a single map. Consider for example the Real Estate with Custom Territories data source we used in the previous example. It contains numerous geographic data, including:

City
State
Zip code
Region (created as a field-defined custom territory in the previous example)
Latitude and longitude (of the individual houses for sale)

Let’s say we want to create a map that brings much of this together, showing the individual houses as circles sized by price, along with an indication of the zip codes and the custom regions we defined previously with a label indicating the average price for the region.

The main key to leveraging layers is to make certain that Tableau’s special Longitude (generated) and Latitude (generated) are the fields used on Columns and Rows. Any geographic fields...