David Fetter <david@fetter.org> writes:
> Maybe we can make BEFORE and AFTER implied aliases rather than
> keywords. What say?
Well, they still have to be unreserved keywords for their use in
trigger-related commands, but as far as this feature is concerned
I think they're best off being handled as automatically-supplied
aliases. IOW the patch needn't touch gram.y at all.
regards, tom lane