Oracle-L: RE: How do you genrate primary keys?

From: Niall Litchfield <niall.litchfield_at_dial.pipex.com>
Date: Wed, 05 Nov 2003 13:34:25 -0800
Message-ID: <F001.005D5B08.20031105133425@fatcity.com>

Todd writes
> I'm a bit more concerned about what i'm hearing about
> Sequences. Is it true that sequences are NOT guaranteed to be
> unique??

As I understand it, and forbidding wraparound etc, sequences *are* guaranteed unique. They are not guaranteed - indeed in general won't be - gap free.

Niall

-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.net
-- 
Author: Niall Litchfield
  INET: niall.litchfield_at_dial.pipex.com

Fat City Network Services    -- 858-538-5051 http://www.fatcity.com
San Diego, California        -- Mailing list and web hosting services
---------------------------------------------------------------------
To REMOVE yourself from this mailing list, send an E-Mail message
to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
the message BODY, include a line containing: UNSUB ORACLE-L
(or the name of mailing list you want to be removed from).  You may
also send the HELP command for other information (like subscribing).

Received on Wed Nov 05 2003 - 15:34:25 CST