Airline code changes and mergers: keeping your data current
Vistara, Alitalia, Virgin America: what really changes in airline data when airlines merge or shut down, and how to handle it.
Vistara, Alitalia, Virgin America: what really changes in airline data when airlines merge or shut down, and how to handle it.
Some IATA airline codes belong to two airlines at once, and codes get reused. Here is why, what breaks, and a data model that handles it.