Book Image

Tableau Cookbook - Recipes for Data Visualization

By : Shweta Sankhe-Savale
Book Image

Tableau Cookbook - Recipes for Data Visualization

By: Shweta Sankhe-Savale

Overview of this book

Data is everywhere and everything is data! Visualization of data allows us to bring out the underlying trends and patterns inherent in the data and gain insights that enable faster and smarter decision making. Tableau is one of the fastest growing and industry leading Business Intelligence platforms that empowers business users to easily visualize their data and discover insights at the speed of thought. Tableau is a self-service BI platform designed to make data visualization and analysis as intuitive as possible. Creating visualizations with simple drag-and-drop, you can be up and running on Tableau in no time. Starting from the fundamentals such as getting familiarized with Tableau Desktop, connecting to common data sources and building standard charts; you will walk through the nitty gritty of Tableau such as creating dynamic analytics with parameters, blended data sources, and advanced calculations. You will also learn to group members into higher levels, sort the data in a specific order & filter out the unnecessary information. You will then create calculations in Tableau & understand the flexibility & power they have and go on to building story-boards and share your insights with others. Whether you are just getting started or whether you need a quick reference on a “how-to” question, This book is the perfect companion for you
Table of Contents (18 chapters)
Tableau Cookbook – Recipes for Data Visualization
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface
Index

Creating a Heat map


In the earlier sections, we read about the Text table, which just shows numbers. Then we read about the Highlight table where we used a color in addition to the text to find out which values were high and which values were low. A Heat map is a step advanced than the Highlight table. With a Heat map, we can compare both the size and color values. In a Heat map, we can also compare two different Measures for a combination of Dimensions.

Getting ready

To create a Heat map, we will compare Sales and Profit for product categories across Regions. Let's understand how to build a Heat map.

How to do it…

  1. Create a new sheet by pressing Ctrl + M on your keyboard and rename it to Heat map.

  2. Next, let us drag Category into the Rows shelf and Region into the Columns shelf.

  3. Then we will change the mark type to Squares from the marks dropdown in the Marks shelf. Refer to the following image:

  4. Next we will Sales from the Measures pane and drop it into the Size shelf in the Marks card. Refer to...