|From:||Martijn van Oosterhout <kleptog(at)svana(dot)org>|
|To:||Florence HENRY <florence(dot)henry(at)obspm(dot)fr>|
|Subject:||Re: Does INSERT inserts always at the end ?|
|Views:||Raw Message | Whole Thread | Download mbox|
On Tue, May 25, 2004 at 01:15:14AM -0700, Florence HENRY wrote:
> Indeed, I'm using Perl's DBI. currval does exactly what I want. Thanks to
> all who pointed it to me.
That's the way it should be done.
> Before I could read your messages, I made a workaround that worked nice also,
> but could you tell me if it would always work ?
> It uses the "oid" number. I've read that it used to be unique, but within
> the same session, I can assume that it is always growing, can't I ?
NO! The OID will wrap eventually, it is not guarenteed to be unique.
And you can now make tables without OIDs.
Martijn van Oosterhout <kleptog(at)svana(dot)org> http://svana.org/kleptog/
> Patent. n. Genius is 5% inspiration and 95% perspiration. A patent is a
> tool for doing 5% of the work and then sitting around waiting for someone
> else to do the other 95% so you can sue them.
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