Re: Storage sizes for dates/times (documentation bug?)

Tom Lane wrote:
> Marc Munro <marc@bloodnok.com> writes:

> > It makes no sense to me that by storing the date with the time you
> > can save 4 bytes.
>
> Actually, your mistake is in imagining that timestamptz represents the
> timezone explicitly ... it doesn't.  If it did, it'd be at least as
> large as timetz.

Hmm, so timetz does that?  Amazing ... I didn't know that.

Which means that storing date + timetz in two separate columns is not
quite the same as storing a timestamptz.  Oops.

--
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support