Connecting to data in Tableau Prep is very similar to connecting to data in Tableau Desktop. From the home screen, you may click either Connect to Data or the + button on the expanded Connections pane:
As with Tableau Desktop, for file-based data sources, you may drag the file from Windows Explorer or Finder onto the Tableau Prep window to quickly create a connection.
Tableau Prep supports dozens of file types and databases, and the list continues to grow. You'll recognize many of the same types of connection possibilities that exist in Tableau Desktop. However, at the time of writing this book, Tableau Prep does not support ...
