Re: Static functions - Mailing list pgsql-general

From Martijn van Oosterhout
Subject Re: Static functions
Date
Msg-id 20081005124641.GA1954@svana.org
Whole thread Raw
In response to Re: Static functions  (Joseph S <jks@selectacast.net>)
Responses Re: Static functions  (Joseph S <jks@selectacast.net>)
List pgsql-general
On Sat, Oct 04, 2008 at 08:30:32PM -0400, Joseph S wrote:
> In this case, with the function being called over and over again inside
> a nested loop, it would be worth the effort.  I'm not even talking about
> caching the result for the whole transaction block, just replacing the
> function call before continuing the query.

I think you're going to have to be more specific, because if the
function is stable or immutable, pg will do exactly as you say. Post
the actual query involved.

Have a nice day,
--
Martijn van Oosterhout   <kleptog@svana.org>   http://svana.org/kleptog/
> Please line up in a tree and maintain the heap invariant while
> boarding. Thank you for flying nlogn airlines.

Attachment

pgsql-general by date:

Previous
From: "Joshua D. Drake"
Date:
Subject: Re: db_user_namespace, md5 and changing passwords
Next
From: Tom Lane
Date:
Subject: Re: db_user_namespace, md5 and changing passwords