From: | Flower Sun <sun_2002_flower(at)yahoo(dot)com> |
---|---|
To: | Alvaro Herrera <alvherre(at)dcc(dot)uchile(dot)cl> |
Cc: | Pgsql Group <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: About OIDs |
Date: | 2003-03-27 21:44:19 |
Message-ID: | 20030327214419.44372.qmail@web14607.mail.yahoo.com |
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Lists: | pgsql-general |
Hi, Alvaro,
Thank you for your reply. Well, if you view the system defination from PgAdminII 1.4.12, you will see the following one example which shows that no OIDs. I am not sure whether PgadminII is right or you are right on this topic.
-- Table: pg_amop
CREATE TABLE pg_amop (
amopclaid oid,
amopstrategy int2,
amopreqcheck bool,
amopopr oid,
CONSTRAINT pg_amop_opc_opr_index UNIQUE (amopclaid, amopopr),
CONSTRAINT pg_amop_opc_strategy_index UNIQUE (amopclaid, amopstrategy)
) WITHOUT OIDS;
Alvaro Herrera <alvherre(at)dcc(dot)uchile(dot)cl> wrote:On Thu, Mar 27, 2003 at 12:42:37PM -0800, Flower Sun wrote:
> (1) I found system tables are all created without OIDs.
There's no way to do this. All system tables have OIDs.
> But the default behavior of creating user tables are with OIDs.
> Is there any benefit to create user tables with OIDs?
No, unless you explicitly use them.
--
Alvaro Herrera ()
"Et put se mouve" (Galileo Galilei)
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