What are Tableau Extracts? DATA EXTRACTS EXPLAINED

Tableau Extracts!
What are tableau data extracts?

The basic principles of a Tableau extract are the following:

The extract is just a snapshot of the data, it can change and be manipulated.

Extracts are saved subsets of data that you can use to improve performance or to take advantage of Tableau functionality not available or supported in your original data.

Creation an extract of your data can optimize the total amount of data by using filters and configuring other limits. After you create an extract, you can refresh it with data from the original data.