To customize an aggregate...
- In the Pentaho Aggregation Designer, click on an aggregate in the proposed aggregate list to select it. Note: When you modify an aggregate created using the Advisor, the aggregate becomes a Custom aggregate as indicated by the Type column in the proposed aggregate list.
- In the left pane, you can (optionally) modify the Name and Description for your custom aggregate.
- In the Aggregation Levels tab, click the down arrows to make changes to the hierarchy and levels associated with the aggregate definition you are customizing.
- Click Apply . The Pentaho Aggregation Designer updates the proposed aggregate list, cost/benefit chart, and impact summary.