Using fixed LOD calculations for grouping data

Level of Detail or LOD calculations are calculation expressions that have been available in Tableau Desktop for some time. An LOD calculation allows you to aggregate your data at different levels of granularity within a single dataset.

For example, you might have a dataset with customer orders, where each row represents a single line item in an order. You might want to aggregate revenue by order, or by customer, without losing the granularity of your data. This is where LOD calculations come into play. In this recipe, you'll create an LOD calculation. In doing so, you'll group your data into distinct buckets and aggregate values in a single step.

Getting ready

To follow along with this recipe, download the Sample Files 4.3 folder from this book's GitHub repository. You must have Tableau Prep version 2020.1 or greater to leverage the LOD functionality.

How to do it…

Start by opening Tableau Prep and...