Alvaro Herrera <[EMAIL PROTECTED]> writes:
> Tom Lane wrote:
>> I had the idea we were doing that already --- at least I'm pretty sure I
>> remember it being discussed. But I see it's not being done in HEAD.
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> Patch to do it attached. I am thinking we can do something similar in
> CLUSTER as well.
Umm ... you'd have to be a lot more conservative in CLUSTER now that
it's MVCC-safe. I don't say that CLUSTER can't push up relfrozenxid,
but there's something wrong if CLUSTER and TRUNCATE are trying to
push it up the same amount.
regards, tom lane
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