Re: problem with volatile functions in subselects ?
От | Jaime Casanova |
---|---|
Тема | Re: problem with volatile functions in subselects ? |
Дата | |
Msg-id | c2d9e70e0608131527i3af43f27n68355338c8854ea5@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: problem with volatile functions in subselects ? ("Jaime Casanova" <systemguards@gmail.com>) |
Ответы |
Re: problem with volatile functions in subselects ?
|
Список | pgsql-hackers |
> > There's been some talk about prohibiting flattening if there are any > > volatile functions in the subselect's targetlist, but nothing's been > > done about that. Disabling flattening is a sufficiently big hit to > > the planner's optimization ability that it shouldn't be done lightly. > > > > regards, tom lane > > > > http://archives.postgresql.org/pgsql-hackers/2005-10/msg00396.php > > maybe a guc? > is this worth trying? maybe it's fair to say is to late for 8.2 but maybe it can be qeued for 8.3... i think i can do this in 1 or 2 days... BTW, can you think in a good name for a GUC for this? -- regards, Jaime Casanova "Programming today is a race between software engineers striving to build bigger and better idiot-proof programs and the universe trying to produce bigger and better idiots. So far, the universe is winning." Richard Cook
В списке pgsql-hackers по дате отправления: