Robert Haas <robertmhaas@gmail.com> writes:
> We could do that, but I think Heikki's idea of adding a comment would
> help a lot.
+1. Simple, easy, should help significantly.
Also, I disagree with the position that the files "aren't SQL files".
Sure they are. You'd want them treated as SQL by your editor, for
example. So changing the extension is just wrong.
regards, tom lane