| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, Greg Stark <stark(at)mit(dot)edu>, Daniel Verite <daniel(at)manitou-mail(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [patch] Proposal for \rotate in psql |
| Date: | 2015-09-08 18:10:10 |
| Message-ID: | CAKFQuwaf7cJQE8YsOQjNaJ5+J8XFBQeB2QHuEZex=ANFxFGQiw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Sep 8, 2015 at 1:38 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
> On Mon, Sep 7, 2015 at 5:08 PM, David G. Johnston
> <david(dot)g(dot)johnston(at)gmail(dot)com> wrote:
> > Given the role that psql performs I do think \rotate to be the least
> > problematic choice; I concur that avoiding \pivot is desirable due to
> SQL's
> > usage.
>
> I can't agree. Rotating a matrix has a well-defined meaning, and this
> does something that is not that.
>
Even though the input data is a table and not a matrix? Do you have an
alternative choice you'd like to defend?
David J.
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