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Re: Incremental results from libpq

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
Cc: "Goulet, Dick" <DGoulet(at)vicr(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>,Peter Eisentraut <peter_e(at)gmx(dot)net>, pgsql-interfaces(at)postgresql(dot)org,Scott Lamb <slamb(at)slamb(dot)org>
Subject: Re: Incremental results from libpq
Date: 2005-11-17 00:50:43
Message-ID: 20051117005043.GD24640@surnet.cl (view raw or flat)
Thread:
Lists: pgsql-interfaces
Bruce Momjian wrote:
> Goulet, Dick wrote:
>
> > 	If I may, one item that would be of extreme use to our location
> > would be global temporary tables.  These have existed since Oracle 9.0.
> > They are defined once and then used by clients as needed.  Each session
> > is ignorant of the data of any other session and once you disconnect the
> > data from the session disappears.  Truly a real temporary table.
> 
> How is it better than what we have now?

Global temporary tables are defined only once (not once per session),
and the schema (definition) is known to all sessions.  Only the content
is private to each session.

At least that's what I remember since the last time I read the spec on
it ...

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

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