Обсуждение: Re: PostgreSQL needs percentage function

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Re: PostgreSQL needs percentage function

От
hubert depesz lubaczewski
Дата:
On Mon, Dec 18, 2017 at 02:23:38PM +0200, Nick Dro wrote:
>    Hi,
>    Why PostgreSQL doesn't have build-in function to calculate percentage?
>    somthing like percent(number,%
>    for example:
>    select percent(100,1) will calculate 1% of 100 = 1
>    select percent(25,20) will calculate 20% of 25 = 5

What is the problem with using normal multiplication for this?

depesz