"Kevin Grittner" <[email protected]> writes:
> Heikki Linnakangas <[email protected]> wrote:
>> You can have one snapshot pushed to the active snapshot stack, and
>> do a DDL operation like reindex using a different snapshot. You'll
>> have to check the snapshot in the HeapScanDesc.
> Will look at that. Do you think it makes more sense to pass in the
> snapshot on all these calls and test it within predicate.c, or
> condition the calls on this?
I'd vote for passing in the snapshot. I can foresee wanting to know
exactly which snapshot is in question in this code, anyway.
regards, tom lane
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