Studierende stehen vor dem LC und blicken lächelnd einer Kollegin mit einer Mappe in der Hand nach.

Exercise No. 25: Cab Ride (apa)

This cube stores data about a customer riding in a cab.

We have four dimensions with the following hierarchical structure:

Table A.E.51.1 - cab ride

Please build the Aggregation Path Array and assume the following end-user requirement:

1) "a daily report of each combination of driver and customer independent of the car"

2) "a roll-up by the time dimension starting at month for each type of car"

Select the corresponding cells in the APA and choose a cube to materialize, then highlight the derivatives of this cube.

Solution

This exercise is part of a case study: dfm - apa - log

Exercises List