Re: Weird behavior with "sensitive" cursors. - Mailing list pgsql-general

From Alvaro Herrera
Subject Re: Weird behavior with "sensitive" cursors.
Date
Msg-id 20091001230401.GM5607@alvh.no-ip.org
Whole thread Raw
In response to Re: Weird behavior with "sensitive" cursors.  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Weird behavior with "sensitive" cursors.
List pgsql-general
Tom Lane escribió:
> Alvaro Herrera <alvherre@commandprompt.com> writes:
> > Tom Lane escribi�:
> >> I don't think that testing rowMarks is the right thing at all here.
> >> That tells you whether it's a SELECT FOR UPDATE, but actually we
> >> want any cursor (and only cursors) to have a private snapshot.
>
> > The attached patch implements this.  I intend to apply to 8.4 and HEAD
> > shortly.
>
> Looks sane.  Can we add a short regression test sequence that checks
> for this?

Something is wrong with the patch :-(  I'm getting
WARNING:  Snapshot reference leak: Snapshot 0x1be5840 still referenced
with a simple test case.  Still investigating.

--
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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