From: Alvaro Herrera <alvherre@alvh.no-ip.org>
To: Justin Pryzby <pryzby@telsasoft.com>
Cc: Dean Rasheed <dean.a.rasheed@gmail.com>
Cc: Tomas Vondra <tomas.vondra@enterprisedb.com>
Cc: pgsql-hackers@postgresql.org
Subject: Re: PoC/WIP: Extended statistics on expressions
Date: Wed, 24 Mar 2021 16:50:24 -0300
Message-ID: <20210324195024.GA22941@alvherre.pgsql> (raw)
In-Reply-To: <20210324171816.GC15100@telsasoft.com>
On 2021-Mar-24, Justin Pryzby wrote:
> On Wed, Mar 24, 2021 at 05:15:46PM +0000, Dean Rasheed wrote:
> > Hmm, I think "univariate" and "multivariate" are pretty ubiquitous,
> > when used to describe statistics. You could use "single-column" and
> > "multi-column", but then "column" isn't really right anymore, since it
> > might be a column or an expression. I can't think of any other terms
> > that fit.
Agreed. If we need to define the term, we can spend a sentence or two
in that.
> We already use "multivariate", just not in create-statistics.sgml
> So I think the answer is for create-statistics to expose that word in a
> user-facing way in its reference to multivariate-statistics-examples.
+1
--
Álvaro Herrera Valdivia, Chile
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To: pgsql-hackers@postgresql.org
Cc: alvherre@alvh.no-ip.org, pryzby@telsasoft.com, dean.a.rasheed@gmail.com, tomas.vondra@enterprisedb.com
Subject: Re: PoC/WIP: Extended statistics on expressions
In-Reply-To: <20210324195024.GA22941@alvherre.pgsql>
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