Re: GUC configuration

On %D, %SN wrote:

%Q

%C
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Robert...

> -----Original Message-----
> From: pgsql-general-owner(at)postgresql(dot)org [mailto:pgsql-general-
> owner(at)postgresql(dot)org] On Behalf Of T???? ?apap?t???
> Sent: Thursday, February 10, 2011 2:18 PM
> To: pgsql-general(at)postgresql(dot)org
> Subject: [GENERAL] GUC configuration
>
> Hi,
>
> I am an MSc student in the department of Informatics and
> Telecommunications of the University of Athens and as part of my
> thesis I am examining some new cost models for DB optimizers. I have
> successfully changed the optimizer of PostgreSQL in order to implement
> these models, but I have stumbled upon a very little detail: until now
> I use some hardcoded values in my code which I would like to make
> accessible through GUC. After much googling the only relative pages I
> have found is about configuring existing PostgreSQL variables. Can
> anybody please provide some help? How can I add some new configuration
> variables using GUC?
>
> Thanks in advance,

Are you looking for custom variable classes?

http://www.postgresql.org/docs/8.4/interactive/runtime-config-custom.htm
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--
Robert...