Operator varchar(255) Operator name (if Operator is "Multiple Operators", the aircraft's multiple operators can be found in the Aircraft Multiple Operators table) Fleets All Aircraft Market Group varchar(255) Market group (Business Jets - Airliners, Business Jets - Large Jets, Business Jets - Light Jets, Business Jets - Midsize Jets, Business Jets - Super Midsize Jets, Business Jets - Ultra Long-Range Jets, Business Jets - Very Light Jets, Commercial Aviation - Military Aircraft, Commercial Aviation - Narrowbody Jets, Commercial Aviation - Regional Jets, Commercial Aviation - Turboprops, Commercial Aviation - Widebody Jets) Fleets All Manufacturer ch-a Code varchar(3) Aircraft Manufacturer ch-aviation code (assigned by ch-aviation) Fleets All Foreign Operators Operator ch-a Code