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Book Overview & Buying
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Table Of Contents
Tableau Cookbook for Experienced Professionals
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It might sound obvious, but without data, there is not much we might be able to analyze and visualize in Tableau. To start using data in Tableau, first, we need to create a data source.
Each data source has a data model. A data model is a diagram needed before starting an analysis to allow Tableau to understand what data we want to use, any specific adjustments we might want to make to the fields, such as renaming or changing the data type of any of them, and, if we want to use more than one table at the same time, how the different tables are related in order to query the data correctly and get meaningful results.
It’s common not to spend too much time on the data modeling and data source creation phase and jump to the analysis and visualization as quickly as possible. But creating a good data model is key, especially if we have different tables that we need to combine and use together.
Additionally, it can save us...