| From: | Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Đặng Minh Hướng <kakalot49(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: NaNs in numeric_power (was Re: Postgres 11 release notes) |
| Date: | 2018-05-16 22:30:09 |
| Message-ID: | CAEZATCVnCNB+brCyraVfL60yOrEtMS7pbP4KfVXiO=qzvRSckA@mail.gmail.com |
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On 16 May 2018 at 14:44, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com> writes:
>> In the case 1 ^ NaN = 1, what should the result scale be?
>
> The result is exact, so I don't see a reason to be worried about its
> scale. Messing with the scale would also require expending even
> more code on what is, in the end, a corner case that no users have
> expressed concern about.
>
OK, fine. Not really worth worrying about.
Regards,
Dean
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