From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
---|---|
To: | Ron <ronljohnsonjr(at)gmail(dot)com> |
Cc: | pgsql-general <pgsql-general(at)lists(dot)postgresql(dot)org> |
Subject: | Re: Need to omit time during weekends from age calculations |
Date: | 2021-06-07 19:45:38 |
Message-ID: | CAFj8pRB8Y+mvHRvtdiy_ArhaGzpaZu=o10hPLAuEvjwRGHB=mg@mail.gmail.com |
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Lists: | pgsql-general |
po 7. 6. 2021 v 21:17 odesílatel Ron <ronljohnsonjr(at)gmail(dot)com> napsal:
> On 6/7/21 2:12 PM, David Gauthier wrote:
>
> Hi:
>
> I suspect I'm not the first to ask about this but couldn't find anything
> after googling for a bit. So here goes....
>
> I'd like to get the "age" difference between two times which span either
> all or part of a weekend but exclude any time that transpired during the
> weekend.
> Example (please pardon the non-timestamp vals here...)
>
> age('Monday-Noon','Prev-Friday-Noon')
> would give me '1 day'.
>
> ...and...
>
> age('Sunday-Noon','Prev-Friday-Noon')
> would give me '12 hours'
>
> You get the picture.
>
> Has this wheel already been invented ?
> I don't see an easy way to do this off-hand.
> All Ears :-)
>
> Thanks in Advance.
>
>
> You seem to be asking about counting work days. Am I misunderstanding?
>
orafce has functions for business calendar with holidays
https://github.com/orafce/orafce
plvdate.add_bizdays(day date, days int) date
Regards
Pavel
> --
> Angular momentum makes the world go 'round.
>
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