How to Create Groups Efficiently in Tableau?

If you’ve ever built dashboards in Tableau with large datasets, you know that even small conveniences (like grouping items) can sometimes cost you big time in speed and performance. Here, Dipti walks through an example using a movie-review dataset with 28 million rows, and compares using Tableau’s native Create > Group feature versus grouping with a CASE statement. Read on to discover the finding…