Re: Proposal: Trigonometric functions in degrees

On Mon, Oct 26, 2015 at 1:29 PM, Simon Riggs <simon@2ndquadrant.com> wrote:
> On 26 October 2015 at 10:18, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Dean Rasheed <dean.a.rasheed@gmail.com> writes:
>> > On 25 October 2015 at 09:16, Emre Hasegeli <emre@hasegeli.com> wrote:
>> >> I would prefer gradian over degree.
>>
>> > I think gradians are generally less commonly used than degrees and
>> > radians, so I'm less inclined to include them.
>>
>> I agree.  gradians are not often used at all, AFAICT.
>
>
> I've never seen anyone use a gradian, even though my calculator had them
> when I was 16.
>
> I even misread the request, thinking he meant "radians". Definitely -1 to
> gradians in PostgreSQL.
>
> Also -1 to furlongs, fortnights, pecks and hundredweight, amongst others.

Aw, you're no fun.  select '1 fortnight'::interval => '14 days' would be cool.

https://en.wikipedia.org/wiki/FFF_system

I don't think we should be dismissive of gradians, because I'm sure
Emre's request was serious and in good faith, but I don't feel a
crying need for them either.

-- 
Robert Haas
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