From: | Raymond O'Donnell <rod(at)iol(dot)ie> |
---|---|
To: | "A(dot) Kretschmer" <andreas(dot)kretschmer(at)schollglas(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Getting ID of last-inserted row |
Date: | 2009-05-20 10:23:38 |
Message-ID: | 4A13DA29.5070601@iol.ie |
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Thread: | |
Lists: | pgsql-general |
On 20/05/2009 11:17, A. Kretschmer wrote:
> In response to David :
>> Hi there.
>>
>> I never found an adequate (simple and efficient) method for getting
>> the primary key ID of the just-inserted row, and usually used
>> transactions and "select last value, ordered by id"-type queries to
>> get the last id value, or other ugly logic.
>
> use currval() instead, see
> http://www.postgresql.org/docs/current/static/functions-sequence.html
Also, you can do insert....returning... (as of version 8.2, I think):
INSERT INTO clients (id, name)
VALUES (nextval('clients_id_seq'), 'John Smith')
RETURNING id;
Ray.
------------------------------------------------------------------
Raymond O'Donnell, Director of Music, Galway Cathedral, Ireland
rod(at)iol(dot)ie
Galway Cathedral Recitals: http://www.galwaycathedral.org/recitals
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