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  • Book Overview & Buying Mastering Tableau
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Mastering Tableau

Mastering Tableau

By : Jen Stirrup, Baldwin
4.2 (29)
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Mastering Tableau

Mastering Tableau

4.2 (29)
By: Jen Stirrup, Baldwin

Overview of this book

Tableau has emerged as one of the most popular Business Intelligence solutions in recent times, thanks to its powerful and interactive data visualization capabilities. This book will empower you to become a master in Tableau by exploiting the many new features introduced in Tableau 10.0. You will embark on this exciting journey by getting to know the valuable methods of utilizing advanced calculations to solve complex problems. These techniques include creative use of different types of calculations such as row-level, aggregate-level, and more. You will discover how almost any data visualization challenge can be met in Tableau by getting a proper understanding of the tool’s inner workings and creatively exploring possibilities. You’ll be armed with an arsenal of advanced chart types and techniques to enable you to efficiently and engagingly present information to a variety of audiences through the use of clear, efficient, and engaging dashboards. Explanations and examples of efficient and inefficient visualization techniques, well-designed and poorly designed dashboards, and compromise options when Tableau consumers will not embrace data visualization will build on your understanding of Tableau and how to use it efficiently. By the end of the book, you will be equipped with all the information you need to create effective dashboards and data visualization solutions using Tableau.
Table of Contents (18 chapters)
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16
Another Book You May Enjoy
17
Index

A definition and two questions


As discussed in Chapter 1, Getting Up to Speed - a Review of the Basics, calculated fields can be categorized thus: row level, aggregate level, and table level. For row- and aggregate-level calculations, the underlying data source engine does most (if not all) of the computational work, and Tableau merely visualizes the results. For table calculations, Tableau also relies on the underlying data source engine to execute computational tasks; however, after that work is completed and a dataset is returned, Tableau performs additional processing before rendering the results. This can be seen within the following process flow diagram, in the circled part titled Tableau performs additional processing. This is where table calculations are processed:

We will continue with a definition:

A table calculation is a function performed on a dataset in cache that has been generated as a result of a query from Tableau to the data source.

Let's consider a couple of points regarding...

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Mastering Tableau
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