This window appears when you click the Pre-join button on the Catalog Browser toolbar, select a data source and then click OK. It helps you to edit pre-joins in selected data source of the current catalog. See the window.
The following are details about options in the window:
OK
Applies all the changes and closes this dialog.
Cancel
Does not retain any changes and closes this dialog.
Paths
Opens the Save Pre-join Path dialog to define pre-join paths.
Arrange
Organizes the tables in the table panel.
Help
Displays this help document.