| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Noah Misch <noah(at)leadboat(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [COMMITTERS] pgsql: Add trigonometric functions that work in degrees. |
| Date: | 2016-04-26 15:43:16 |
| Message-ID: | CA+TgmoYpiheN3ffXNonMF83wHNDgQSLVxBOYc6ZW-rCTW5quLg@mail.gmail.com |
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| Lists: | pgsql-committers pgsql-hackers |
On Tue, Apr 26, 2016 at 11:36 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
>> On Tue, Apr 26, 2016 at 11:26 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>>> The next time somebody proposes that we can get exact results out of
>>> floating-point arithmetic, I'm going to run away screaming.
>
>> And you wonder why I avoid floating point variables like the plague...!
>
> Float variables are fine for their intended use-case. The problem is
> with trying to guarantee identical results across all platforms.
Yeah, yeah... :-)
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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