CDS Query: Restricted Measures
The filters for restricted measures will be modeled using the standard SQL case statement.
ABAP Perspective in Hana Studio
So, the key figure 'Max num. seats restr. on Airline var' displays the key figure MaximumNumberOfSeats restricted to FlightConnection 0017 and the Airline selected for the parameter.
When the query is executed in RSRT, all key figure displays also the expected result: