On Fri, Feb 29, 2008 at 12:11:59PM -0500, Justin wrote:
> Need help and direction creating new aggregate functions.
>
> We need to add more average functions for both scientific and finical
> purposes
[ ... ]
> what would be the best way to create these new functions??
I'd be tempted to look at pl/r[1], R[2] is a language for statistical
analysis and pl/r integrates it into Postgres.
Sam
[1] http://joeconway.com/plr/[2] http://www.r-project.org/