Alvaro Herrera <[EMAIL PROTECTED]> writes:
> Hmm.  I have a patch for this, but now that it's ready, I wonder if it's
> really needed.  If I understand vacuum_set_xid_limits() correctly, it's
> very difficult for the vacuumxid to be far behind the freeze limit.

Umm ... they can be close together, or a billion XIDs apart, depending
on whether the FREEZE option was used.

                        regards, tom lane

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