From: | "Jim C(dot) Nasby" <jim(at)nasby(dot)net> |
---|---|
To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: to copy a record |
Date: | 2003-06-04 22:55:56 |
Message-ID: | 20030604225555.GE40542@flake.decibel.org |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general |
On Wed, Jun 04, 2003 at 03:50:29PM -0700, Jay O'Connor wrote:
> On 2003.06.04 12:48 Jim C. Nasby wrote:
> > SELECT * INTO TEMP temp_table FROM blah;
> > UPDATE temp_table SET field = newvalue;
> > INSERT INTO blah SELECT * FROM temp_table;
>
>
> Looks sweet. Much simpler what I was doing, too
BTW (I should have mentioned this originally), this will surely be much
slower than doing a SELECT INTO and specifying the fields individually,
because off the overhead of 2 additional queries, as well as creating
the temporary table.
--
Jim C. Nasby (aka Decibel!) jim(at)nasby(dot)net
Member: Triangle Fraternity, Sports Car Club of America
Give your computer some brain candy! www.distributed.net Team #1828
Windows: "Where do you want to go today?"
Linux: "Where do you want to go tomorrow?"
FreeBSD: "Are you guys coming, or what?"
From | Date | Subject | |
---|---|---|---|
Next Message | David Busby | 2003-06-04 22:59:58 | Create Foriegn Key |
Previous Message | terry | 2003-06-04 22:50:35 | Re: Nulls get converted to 0 problem |