What are the practical use cases for OLAP (Microsoft Analysis Services)?

Question

data mining

There is a lot of theoretical information on OLAP, but more interested in what practical tasks did you manage to solve using OLAP, in particular through Microsoft Analysis Services? Give examples, please, so that the essence of this technology immediately becomes clear.

Answer 1

Have you seen Yandex.Metrica? Here it is OLAP I shield.