Selecting the Aggregation Operators: This screen capture shows the Create Cube dialog box, Aggregation tab, Rules subtab. The order and methods are: 1) Channel - Sum, 2) Customer - Sum, 3) Product - Sum, 4) Time - Last Non-NA Data Value. The Aggregation Hierarchies shows that the Time, Channel, and Product dimensions are aggregated, and the Customer Shipments hierarchy is aggregated.