> Is the present material licensed in a way incompatible with the new regime?
> Indeed, is it, being a compilation of facts, subject to any conditions at all? ... If not, why does it matter whether they agree to anything?
That's one of the really messy things, it greatly depends on jurisdiction. Some places you can't copyright facts, some you can if they've collection into a database. Some places you can copyright the database, some places have sui generis database rights, some have neither.