On 2010-02-10 02:19 +0200, Tom Lane wrote:
> Marko Tiikkaja <marko(dot)tiikkaja(at)cs(dot)helsinki(dot)fi> writes:
>> Does this sound completely unacceptable?
> You still haven't explained why it's a good idea to change the snapshot
> after the executor has started. Right at the moment I'm prepared to
> reject the patch on that ground alone.
The patch only touches the snapshot's curcid. That's needed to allow
the queries see the tuples of the DML WITHs ran before that particular
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