Bruce Momjian <br...@momjian.us> writes: > On Fri, Oct 21, 2011 at 05:31:41PM -0400, Robert Haas wrote: >> I'm not sure whether that's a bug per se, but I can see where a >> behavior change might be an improvement.
> I did some research on this and learned a little more about flex rules. > Turns out we can allow variable substitution in psql whole-line > commands, like \copy and \!, by sharing the variable expansion flex > rules with the code that does argument processing. Well, it'd be nice to allow substitution there ... > What we can't easily do is to allow quotes to prevent variable > substitution in these whole-line commands because we can't process the > quotes because that will remove them. ... but if there is then no way to prevent it, that's absolutely unacceptable. regards, tom lane -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers