the customizations that you can apply afterward. The goal for your data source is to be as performant, simple, and easy-to-use as possible.
A data source can be a Live connection (
), an Extract (
), or it can be published on Tableau Server (
). However, no matter what type of connection it is, you will always find the same elements.
There are four elements that make up a data source: Dimensions, Measures, Sets, and Parameters. Dimensions and Measures are always present and are linked to the field in your dataset.
Note
It's essential to understand the difference between Dimensions and Measures. Everything about these two elements is explained in Chapter 2, The Tableau Core.
Sets and Parameters are optional, and they are created by you. Sets are explained in the Groups, sets, and bins section, and there is a focus on parameters in...
