| From: | Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com> |
|---|---|
| To: | Ken Tanzer <ken(dot)tanzer(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Sebastien Flaesch <sebastien(dot)flaesch(at)4js(dot)com>, pgsql-general <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Intervals and ISO 8601 duration |
| Date: | 2023-01-13 22:41:08 |
| Message-ID: | 53c0b4d4-b80a-a35b-ce18-61058794c9bb@aklaver.com |
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| Lists: | pgsql-general |
On 1/13/23 14:17, Ken Tanzer wrote:
> On Thu, Jan 12, 2023 at 7:08 AM Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us
> <mailto:tgl(at)sss(dot)pgh(dot)pa(dot)us>> wrote:
>
> What Postgres actually stores for an interval is three fields:
> months, days, and microseconds.
>
>
> Is there a way to view/extract this raw data for any given interval?
>
> (I'm asking because of an issue that came up about intervals that were
> "equal but not identical.")
1) Can you provide an example?
2) I don't know how to reverse an output interval to it's input value.
>
> Cheers,
> Ken
>
>
--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com
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