On Thu, May 27, 2010 at 3:15 PM, Kevin Grittner
> Jesper Krogh <jesper(at)krogh(dot)cc> wrote:
>> Couldn't pages that are totally filled by the same transaction, be
>> frozen on the initial write?
> As far as I'm aware, that can only be done if:
> (a) The tuples were written within the same transaction which
> created or truncated the table.
> (b) The writing transaction and all transactions concurrent to it
> have completed by the time the page is about to be written.
Actually, I think this is true only in case (b). In case (a), you
mess up visibility with respect to other command-IDs within the
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