Re: Greatest Common Divisor

From: Chapman Flack <chap(at)anastigmatix(dot)net>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Merlin Moncure <mmoncure(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Vik Fearing <vik(dot)fearing(at)2ndquadrant(dot)com>, Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Greatest Common Divisor
Date: 2020-01-03 19:27:25
Message-ID: 19a62f6e-267f-609f-9aed-71d1b4e9f6b2@anastigmatix.net
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On 1/3/20 2:11 PM, Robert Haas wrote:
> and moving things to another schema does not help with that. It does
> potentially help with the namespace pollution issue, but how much of
> an issue is that anyway? Unless you've set up an unusual search_path
> configuration, your own schemas probably precede pg_catalog in your
> search path, besides which it seems unlikely that many people have a
> gcd() function that does anything other than take the greatest common
> divisor.

As seen in this thread though, there can be edge cases of "take the
greatest common divisor" that might not be identically treated in a
thoroughly-reviewed addition to core as in someone's hastily-rolled
local version.

Regards,
-Chap

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