| From: | Hannu Krosing <hannu(at)skype(dot)net> |
|---|---|
| To: | Scott Marlowe <smarlowe(at)g2switchworks(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [SQL] Interval subtracting |
| Date: | 2006-03-02 06:45:52 |
| Message-ID: | 1141281952.3737.17.camel@localhost.localdomain |
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| Lists: | pgsql-hackers pgsql-patches pgsql-sql |
Ühel kenal päeval, K, 2006-03-01 kell 14:36, kirjutas Scott Marlowe:
> > But it isn't '-2 months, -1 day'. I think what you are saying is what I
> > am saying, that we should make the signs consistent.
>
> Pretty much. It just seems wrong to have different signs in what is
> essentially a single unit.
>
> We don't say 42 degrees, -12 minutes when measuring arc, do we? Then
> again, maybe some folks do. It just seems wrong to me.
But we do say both "quarter past three" (3 hours 15 min) and "quarter to
four" (4 hours -15 min) when talking about time.
---------------
Hannu
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