From: | Gavin Flower <GavinFlower(at)archidevsys(dot)co(dot)nz> |
---|---|
To: | Rob Sargent <robjsargent(at)gmail(dot)com>, pgsql-general(at)lists(dot)postgresql(dot)org |
Subject: | Re: simple division |
Date: | 2018-12-05 04:33:28 |
Message-ID: | 611dee86-118f-df30-a942-2441fc04668f@archidevsys.co.nz |
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Thread: | |
Lists: | pgsql-general |
On 05/12/2018 10:51, Rob Sargent wrote:
>
> On 12/4/18 2:36 PM, Martin Mueller wrote:
>> It worked, and I must have done something wrong. I'm probably not the
>> only person who would find something like the following helpful:
>>
>>
>> division (integer division truncates the result) 10/3 3
>
> The math types might take offense here, with the use of "truncates".
> Integer division really ask how many times can one subtract the
> numerator from the denominator without going negative (or how many
> times does the numerator "go into" the denominator).
>
> It may seem a nuisance, but int division is a useful construct and
> must be supported (and be the default). (If you have 10 people to
> transport in cars which hold four (all can drive) 10/4 = 3 ;) )
>
>
>
>
Hmm...
10 / 4 = 2
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