From: | Gevik Babakhani <pgdev(at)xs4all(dot)nl> |
---|---|
To: | Bob Pawley <rjpawley(at)shaw(dot)ca> |
Cc: | Postgresql <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: serial column |
Date: | 2006-09-24 23:13:28 |
Message-ID: | 1159139608.726.29.camel@voyager.truesoftware.net |
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Thread: | |
Lists: | pgsql-general |
On Sun, 2006-09-24 at 15:29 -0700, Bob Pawley wrote:
> "A possible solution for this would be to regenerate the entire column's
> values every time a record gets deleted starting form 1. but then again
> this would be very slow if you have a very large table"
>
> I don't anticipate the table to be more than a few hundred rows - certainly
> fewer than 1,000.
>
> Could you point to some documentation for regenerating a column's values
> other than manual??
>
> Bob
>
I am afraid there is no built-in way to do that.
perhaps you could create a function that:
step1: creates a sequence (with random name)....
step2: update table set field=netval('random_seq_name');
step3: drop sequence...
--
Regards,
Gevik Babakhani
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