Re: Standard Deviation/Variance function development - Mailing list pgsql-general

From Bruce Momjian
Subject Re: Standard Deviation/Variance function development
Date
Msg-id 200103070215.VAA22931@candle.pha.pa.us
Whole thread Raw
In response to Standard Deviation/Variance function development  (GH <grasshacker@over-yonder.net>)
Responses Re: Standard Deviation/Variance function development  (GH <grasshacker@over-yonder.net>)
Re: Standard Deviation/Variance function development  (GH <grasshacker@over-yonder.net>)
List pgsql-general
>
> Has anybodys grabbed development of a standard deviation/variance
> calculation function?
> If not, I am interested in tacking it on my todo list.
>
> What would be involved?
> That is, should it be written in C or in PL/PgSQL, or what?
> (I imagine that C would be fastest, no?)

It is marked with a dash, meaning it is done and will be in 7.1.

--
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