Re: clear function cache (WAS: SQL function inlining)
От | Enrico Weigelt |
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Тема | Re: clear function cache (WAS: SQL function inlining) |
Дата | |
Msg-id | 20050415204055.GA20345@nibiru.borg.metux.de обсуждение исходный текст |
Ответ на | Re: clear function cache (WAS: SQL function inlining) (Stephan Szabo <sszabo@megazone.bigpanda.com>) |
Список | pgsql-performance |
* Stephan Szabo <sszabo@megazone.bigpanda.com> wrote: > > On Thu, 24 Mar 2005, Enrico Weigelt wrote: > > > * Alvaro Herrera <alvherre@dcc.uchile.cl> wrote: > > > On Thu, Mar 24, 2005 at 02:32:48PM +0100, Enrico Weigelt wrote: > > > > > > > BTW: is it possible to explicitly clear the cache for immutable > > > > functions ? > > > > > > What cache? There is no caching of function results. > > > > Not ? So what's immutable for ? > > For knowing that you can do things like use it in a functional index and > I think for things like constant folding in a prepared plan. So when can I expect the function to be reevaluated ? Next query ? Next session ? Random time ? cu -- --------------------------------------------------------------------- Enrico Weigelt == metux IT service phone: +49 36207 519931 www: http://www.metux.de/ fax: +49 36207 519932 email: contact@metux.de cellphone: +49 174 7066481 --------------------------------------------------------------------- -- DSL ab 0 Euro. -- statische IP -- UUCP -- Hosting -- Webshops -- ---------------------------------------------------------------------
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