Analysis Services
Create and Edit Joins (Mining Model Wizard)
In this optional step of the wizard, you can change the default table joins that were established when the multiple tables option was previously selected in the wizard.
This wizard step appears only if you selected Multiple tables contain the data in the Select case tables step of the wizard.
Options
Tables
Select a column from one dimension table and drag to the corresponding column in another dimension table to create a join. To delete a join, right-click the join and then click Remove.