Greg Stark <[EMAIL PROTECTED]> writes:
> I don't know the details, but with postgres's model wouldn't it be a simply
> matter of treating every tuple found as having been inserting or deleted
> without checking to see if the transaction id in the tuple is committed?
No. At least not if you want a view of the data that's even marginally
sane (not multiple versions of the same row, for instance, or versions
that are definitely dead by anyone's viewpoint).
regards, tom lane
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