| From: | "Josh Tolley" <eggyknap(at)gmail(dot)com> |
|---|---|
| To: | "Mr(dot)Frog(dot)to(dot)you(at)googlemail(dot)com" <Mr(dot)Frog(dot)to(dot)you(at)googlemail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Using PL/R for predictive analysis of data. |
| Date: | 2008-03-18 02:18:43 |
| Message-ID: | e7e0a2570803171918w53f8b019i8791a14e5bf89747@mail.gmail.com |
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| Lists: | pgsql-general |
On Mon, Mar 17, 2008 at 2:27 AM, Mr(dot)Frog(dot)to(dot)you(at)googlemail(dot)com
<Mr(dot)Frog(dot)to(dot)you(at)googlemail(dot)com> wrote:
> Hi Sam,
>
> Thankyou for the suggestions. They make perfect sense to me. I
> appreciate your time and input. The lack of optimiser usage was
> something that I had not considered, and I thank you for making me
> aware of it.
>
> Cheers
>
> The Frog
On the subject of the planner and optimizer, as of 8.3 (I think it's
new to 8.3...) you can tell the planner somewhat about how it might
expect your function to behave. See
http://www.postgresql.org/docs/8.3/interactive/sql-createfunction.html
- Josh/eggyknap
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