Re: how much volatile is a function

Поиск
Список
Период
Сортировка
От Sergey Konoplev
Тема Re: how much volatile is a function
Дата
Msg-id CAL_0b1sbQJFZk2OGo5zNu9b1SFKoD1PiuGuN0mbLhGcjayooGQ@mail.gmail.com
обсуждение исходный текст
Ответ на how much volatile is a function  ("Anibal David Acosta" <aa@devshock.com>)
Ответы Re: how much volatile is a function  (Sergey Konoplev <sergey.konoplev@postgresql-consulting.com>)
Список pgsql-general
On Thu, Jul 12, 2012 at 10:38 PM, Anibal David Acosta <aa@devshock.com> wrote:
> Does postgres re run the query on each function call, or has some kind of
> “flag” indicating that table as not been changed and return cached result of
> a previous call if the call has same parameters?

It does re-run it on each call.

--
Sergey Konoplev

a database architect, software developer at PostgreSQL-Consulting.com
http://www.postgresql-consulting.com

Jabber: gray.ru@gmail.com Skype: gray-hemp Phone: +79160686204

В списке pgsql-general по дате отправления:

Предыдущее
От: "David Johnston"
Дата:
Сообщение: Re: how much volatile is a function
Следующее
От: Sergey Konoplev
Дата:
Сообщение: Re: how much volatile is a function