Horton

Re: Greatest Common Divisor

Merlin Moncure <mmoncure@gmail.com>

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From: Merlin Moncure <mmoncure@gmail.com>
To: Fabien COELHO <coelho@cri.ensmp.fr>
Cc: Vik Fearing <vik.fearing@2ndquadrant.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2020-01-02T16:59:35Z
Lists: pgsql-hackers 
On Sat, Dec 28, 2019 at 12:15 PM Fabien COELHO <coelho@cri.ensmp.fr> wrote:
>
>
> Bonsoir Vik,
>
> > I recently came across the need for a gcd function (actually I needed
> > lcm) and was surprised that we didn't have one.
>
> Why not.

Proliferation of code in the public namespace; it can displace code
that is written by others during the upgrade.

merlin

Commits

  1. Add functions gcd() and lcm() for integer and numeric types.