Re: Invocation overhead for procedural languages
От | Martin Gainty |
---|---|
Тема | Re: Invocation overhead for procedural languages |
Дата | |
Msg-id | BLU142-W12DB464E08A45E5C98839AAE7A0@phx.gbl обсуждение исходный текст |
Ответ на | Invocation overhead for procedural languages (Giorgio Valoti <giorgio_v@mac.com>) |
Список | pgsql-general |
if you're using apache yes your module's performance is related to how many child processes are spawned by mod_prefork
http://httpd.apache.org/docs/2.2/mod/prefork.html
HTH
Martin
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> To: pgsql-general@postgresql.org
> From: giorgio_v@mac.com
> Subject: [GENERAL] Invocation overhead for procedural languages
> Date: Wed, 6 Aug 2008 14:44:16 +0200
>
> Hi all, I think I’ve read somewhere in the documentation that the
> invocation of functions written in procedural languages (with the
> exception of plpgsql) incur in performance hit due to the call the
> language interpreter. Is that correct or am I completely off track?
>
> Thank you in advance
> --
> Giorgio Valoti
> --
> Sent via pgsql-general mailing list (pgsql-general@postgresql.org)
> To make changes to your subscription:
> http://www.postgresql.org/mailpref/pgsql-general
Get Windows Live and get whatever you need, wherever you are. Start here.
http://httpd.apache.org/docs/2.2/mod/prefork.html
HTH
Martin
______________________________________________
Disclaimer and confidentiality note
Everything in this e-mail and any attachments relates to the official business of Sender. This transmission is of a confidential nature and Sender does not endorse distribution to any party other than intended recipient. Sender does not necessarily endorse content contained within this transmission.
> To: pgsql-general@postgresql.org
> From: giorgio_v@mac.com
> Subject: [GENERAL] Invocation overhead for procedural languages
> Date: Wed, 6 Aug 2008 14:44:16 +0200
>
> Hi all, I think I’ve read somewhere in the documentation that the
> invocation of functions written in procedural languages (with the
> exception of plpgsql) incur in performance hit due to the call the
> language interpreter. Is that correct or am I completely off track?
>
> Thank you in advance
> --
> Giorgio Valoti
> --
> Sent via pgsql-general mailing list (pgsql-general@postgresql.org)
> To make changes to your subscription:
> http://www.postgresql.org/mailpref/pgsql-general
Get Windows Live and get whatever you need, wherever you are. Start here.
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