Suggest Related Columns (Data Mining Wizard)
Use the Suggest Related Columns page to view the recommendations of the Suggest feature, which you selected on the previous page of the wizard. Input columns will be pre-selected based on their association with the Predictable column that you selected. If you accept the changes in this dialog box, the changes will be reflected on the Specify the Training Data page.
For More Information: Data Mining Wizard (Analysis Services - Data Mining), Create a Relational Mining Structure