Re: prepared statements & functions
От | Merlin Moncure |
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Тема | Re: prepared statements & functions |
Дата | |
Msg-id | CAHyXU0y6g6q4nm_mL-qpLr3WpaBpA+RbZQ0j6txJjYhC3=zi-g@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: prepared statements & functions (Andreas Kretschmer <akretschmer@spamfence.net>) |
Список | pgsql-novice |
On Mon, Dec 5, 2011 at 11:16 AM, Andreas Kretschmer <akretschmer@spamfence.net> wrote: > Jean-Yves F. Barbier <12ukwn@gmail.com> wrote: > >> On Sun, 4 Dec 2011 09:38:40 +0100 >> Andreas Kretschmer <akretschmer@spamfence.net> wrote: >> >> > > AFAI understand prepared statements they can accelerate >> > > repetitive queries very much - but is it possible to >> > > prepare them from within a function (let say when the user >> > > connects), and if so, will they be erased as soon as the >> > > user disconnects? >> > >> > We haven't TRIGGERs for events like 'USER LOGGED IN' or so ... >> >> That was not my thinking; it was more like: >> user connects >> user calls the function >> function creates prepared statements >> user call other fun that uses these prepared statements > > Okay, i think, that should be possible. also, prepared statements are deallocated automatically when the connection drops. merlin
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