Re: Normal distribution et al.? - Mailing list pgsql-general

From Michael Fuhr
Subject Re: Normal distribution et al.?
Date
Msg-id 20070618034319.GA11208@winnie.fuhr.org
Whole thread Raw
In response to Normal distribution et al.?  (Jan Danielsson <jan.m.danielsson@gmail.com>)
List pgsql-general
On Mon, Jun 18, 2007 at 05:11:51AM +0200, Jan Danielsson wrote:
> Are there any statistical libraries for postgresql?
>
> I'd like to do something along the lines of:
>
> UPDATE foo SET value=value+normdistsample(10, 0.2) WHERE id=1;

Somebody else has mentioned PL/R.  For this particular example see
also normal_rand() in contrib/tablefunc.

--
Michael Fuhr

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