Re: found xmin from before relfrozenxid on pg_catalog.pg_authid

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От Peter Geoghegan
Тема Re: found xmin from before relfrozenxid on pg_catalog.pg_authid
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Msg-id CAH2-WzkD5Pq+HYg+kXXUaTre=yN3K3a-6Od5E0AB1oFe4oRRwA@mail.gmail.com
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Ответ на Re: found xmin from before relfrozenxid on pg_catalog.pg_authid  (Andres Freund <andres@anarazel.de>)
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On Fri, May 25, 2018 at 1:38 PM, Andres Freund <andres@anarazel.de> wrote:
>> BTW I think the definition of HeapTupleHeaderXminFrozen is seriously
>> confusing, by failing to return true if the xmin is numerically
>> FrozenXid (which it'll be if the database was pg_upgraded).  I wonder
>> about this one in HeapTupleSatisfiesMVCC:
>
> I suggest raising this on -hackers. I agree that it's unfortunate.

I wonder if BootstrapTransactionId also needs to be considered here.

-- 
Peter Geoghegan

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