Re: [COMMITTERS] pgsql: Add trigonometric functions that work in degrees.

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От Robert Haas
Тема Re: [COMMITTERS] pgsql: Add trigonometric functions that work in degrees.
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Msg-id CA+TgmoYpiheN3ffXNonMF83wHNDgQSLVxBOYc6ZW-rCTW5quLg@mail.gmail.com
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Ответ на Re: [COMMITTERS] pgsql: Add trigonometric functions that work in degrees.  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Tue, Apr 26, 2016 at 11:36 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Robert Haas <robertmhaas@gmail.com> writes:
>> On Tue, Apr 26, 2016 at 11:26 AM, Tom Lane <tgl@sss.pgh.pa.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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