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Getting Started with Tableau 2018.x

You're reading from  Getting Started with Tableau 2018.x

Product type Book
Published in Sep 2018
Publisher Packt
ISBN-13 9781788838689
Pages 396 pages
Edition 1st Edition
Languages
Author (1):
Tristan Guillevin Tristan Guillevin
Profile icon Tristan Guillevin

Table of Contents (21) Chapters

Title Page
Copyright and Credits
Packt Upsell
Contributors
Preface
1. Catching Up with Tableau 2018 2. The Tableau Core 3. A First Dashboard and Exploration 4. Connect to Data and Simple Transformations 5. Build an Efficient Data Source 6. Design Insightful Visualizations - Part 1 7. Design Insightful Visualizations - Part 2 8. Create Powerful Dashboards and Stories 9. Publish and Interact in Tableau Server 10. An Introduction to Calculations 11. Analytics and Parameters 12. Advanced Data Connections 13. Deal with Security 14. How to Keep Growing Your Skills 1. Other Books You May Enjoy Index

Understanding the Data Source


The Data Source is the final result of all the actions (Join, Union, Split, Pivot, and more) when connecting to a dataset, and all the customization you can apply afterward (Hide, Rename, Add Aliases, and so on). The goal for your Data Source is to be as performant, simple, and easy to understand as possible.

A Data Source can be a Live connection

, an Extract 

, or published on Tableau Server

. But no matter the type of connection, you will always find the same elements.

Data Sources elements

Four different elements comprise the Data Source:

  • Dimensions
  • Measures
  • Sets
  • Parameters

Dimensions and Measures are mandatory in Tableau. You'll always find them. They have at least one field, and that field has a data type. 

Note

It's essential to understand the difference between Dimensions and Measures. Everything is explained in ???Chapter 2, The Tableau Core

Sets and parameters are your creation. A Data Source can have no sets and no parameters. Sets are explained in the section...

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