Daniel Farina <dan...@heroku.com> writes: > On Fri, Feb 1, 2013 at 2:08 PM, Robert Haas <robertmh...@gmail.com> wrote: >> I think it's smarter for us to ship functions, and let users wrap them >> in operators if they so choose. It's not difficult for people who
> The problem being: even though pg_operator resolves to functions in > pg_proc, they have distinct identities as far as the planner is > concerned w.r.t selectivity estimation and index selection. Yeah, this is surely not a workable policy unless we first move all those planner smarts to apply to functions not operators. And rewrite all the index AM APIs to use functions not operators, too. Now this is something that's been a wish-list item right along, but actually doing it has always looked like a great deal of work for rather small reward. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers