Re: SERIAL and Primary Key

From: hubert depesz lubaczewski <depesz(at)depesz(dot)com>
To: Mike Gould <mgould(at)allcoast(dot)net>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: SERIAL and Primary Key
Date: 2008-02-29 20:56:43
Message-ID: 20080229205643.GA11301@depesz.com
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On Fri, Feb 29, 2008 at 03:28:11PM -0500, Mike Gould wrote:
> CREATE TABLE "fav5"."batchnumber" (
> "batchnumberid" SERIAL NOT NULL,
> "processtype" SMALLINT NOT NULL,
> "termloc" CHAR(3) NOT NULL,
> "batchno" INTEGER NOT NULL
> ) WITHOUT OIDS;
> With the above table definition, is batchnumberid by default also defined as the primary key or do I still need to define a separate Primary Key constraint?

wouldn't it be faster to simply try it?

it will be just a simple column. you have to add primary key
separately.

depesz

--
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