Re: attempted to lock invisible tuple - PG 8.4.1

Stuart Bishop wrote:
>
>
> On Mon, Oct 5, 2009 at 11:00 PM, Alvaro Herrera <alvherre@commandprompt.com> wrote:
> >Stuart Bishop wrote:
> >>On Mon, Oct 5, 2009 at 4:22 PM, Alban Hertroys
> >><dalroi@solfertje.student.utwente.nl> wrote:
> >
> >>> A similar issue was discussed just recently here:
> >>> http://archives.postgresql.org/pgsql-general/2009-09/msg01219.php
> >>>
> >>> That issue involved cursors though (and a serializable isolation level, but
> >>> you have that). Do you have any triggers that use cursors on the table that
> >>> the update fails for?
> >>
> >>There is a trigger on that table, and it is certainly the culprit as
> >>can be seen here (different table, same trigger):
> >
> >I don't think the committed patch touches anything involved in what
> >you're testing, but if you could grab CVS tip from the 8.4 branch (or
> >the snapshot from ftp.postgresql.org:/pub/snapshot/stable/8.4 ) and give
> >it a try, that'd be great.
>
> I trigger the same error with a freshly built snapshot.

mmkay.  So, any luck in constructing a test case?

--
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.