Re: alter sequence

From: Guillaume Lelarge <guillaume(at)lelarge(dot)info>
To: Jasen Betts <jasen(at)xnet(dot)co(dot)nz>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: alter sequence
Date: 2012-12-02 13:45:24
Message-ID: 1354455924.4185.9.camel@localhost.localdomain
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On Sun, 2012-12-02 at 11:42 +0000, Jasen Betts wrote:
> On 2012-11-24, Peter Kroon <plakroon(at)gmail(dot)com> wrote:
> > --f46d04389321c8f47d04cf3c0f32
> > Content-Type: text/plain; charset=ISO-8859-1
> >
> > ALTER SEQUENCE (select pg_get_serial_sequence('table', 'id')) RESTART WITH
> > 1;
>
> > The query fails:
> > ALTER SEQUENCE (select pg_get_serial_sequence('table...
> > it's because of the (
>
> you can end-run this problem by using the (undocumented ?) function setval:
>
> select pg_catalog.setval(pg_get_serial_sequence('table','id') ,1,false);
>

It's documented:
http://www.postgresql.org/docs/9.2/interactive/functions-sequence.html
for setval and
http://www.postgresql.org/docs/9.2/static/functions-info.html for
pg_get_serial_sequence.

--
Guillaume
http://blog.guillaume.lelarge.info
http://www.dalibo.com

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