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

Understanding and using Unions


So far we have understood how Joins and Data Blending work. However, when we use Joins or blending, we end up appending columns from one table to another. Now imagine a situation where we need to append rows from one table to another. So, for example, imagine having separate tables for each quarter; each table contains the same information but only for the relevant quarter. Now if we wish to look at the performance of the entire year, then we will need the data from all these separate quarter tables. In this case, we will use the Union functionality. Let's see how we can do Unions in Tableau in the following recipe.

Getting ready

For this recipe, we will download the Excel file named Union data.xlsx that has been uploaded on the following link:

https://1drv.ms/f/s!Av5QCoyLTBpnhkx2T7tGFlMQ32MR

We will download this file and save it to the Documents\My Tableau Repository\Datasources\Tableau Cookbook data folder. We will continue using the same workbook, My first...