Hierarchies are commonly used in Tableau to organize data and simplify the data visualization process.

A typical example is when we deal with Geographic data, and we need to create a hierarchy to define the relationship between countries, regions, and provinces.

The database that we are using is composed of Italian regions, provinces, and their respective populations.

---

One way to create a hierarchy is to Drag and Drop one element into the other. In our example, Provinces is a sub-category of Region . Therefore, we click on Provinces and Drag and Drop it into Region .

After choosing the name of the hierarchy, we have just created…

#tableau #data-analytics #business-intelligence #data-visualization #data-analysis