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Learning Tableau 2022

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

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Product type Paperback
Published in Aug 2022
Publisher Packt
ISBN-13 9781801072328
Length 568 pages
Edition 5th Edition
Tools
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Author (1):
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Joshua N. Milligan Joshua N. Milligan
Author Profile Icon Joshua N. Milligan
Joshua N. Milligan
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Table of Contents (20) Chapters Close

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

Flowing with the fundamental paradigm

The overall paradigm of Tableau Prep is a hands-on, visual experience of discovering, cleaning, and shaping data through a flow. A flow (sometimes also called a data flow) is a logical series of steps and changes that are applied to data from input(s) to output(s).

Here is an example of what a flow looks like in the flow pane of Tableau Prep:

Figure 16.3: An example flow in Tableau Prep

Each of the individual components of the flow are called steps, which are connected by lines that indicate the logical flow of data from left to right. The lines are sometimes called connectors or branches of the flow. Notice that the Aggregate Step here has one line coming in from the left and three branches extending to the right. Any step can have multiple output branches that represent logical copies of the data at that point in the flow.

One important thing to notice is that four of the step types represent the four major transformations...

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