Re: Challenges preventing us moving to 64 bit transaction id (XID)? - Mailing list pgsql-hackers

From Andres Freund
Subject Re: Challenges preventing us moving to 64 bit transaction id (XID)?
Date
Msg-id 20180301230712.nxg2u7nm4mtugprx@alap3.anarazel.de
Whole thread Raw
In response to Re: Challenges preventing us moving to 64 bit transaction id (XID)?  (Alexander Korotkov <a.korotkov@postgrespro.ru>)
Responses Re: Challenges preventing us moving to 64 bit transaction id (XID)?
List pgsql-hackers
On 2018-03-02 01:56:00 +0300, Alexander Korotkov wrote:
> On Fri, Mar 2, 2018 at 1:51 AM, Andres Freund <andres@anarazel.de> wrote:
> 
> > On 2018-03-02 01:48:03 +0300, Alexander Korotkov wrote:
> > > Also, the last commitfest is already too late for such big changes.
> > > So, I'm marking this RWF.
> >
> > Agreed.  Perhaps extract the 64bit GUC patch and track that separately?
> > Seems like something we should just do...
> >
> 
> Sounds reasonable.  But I didn't notice if there are other users for 64bit
> GUCs besides 64bit xids?

I think there were a couple past occasions where we could've used that,
don't quite recall the details. We're at least not that far away from
the point where various size limits are actually limited by int32
range. And timeouts of ~25 days are long but not entirely unreasonable.

Greetings,

Andres Freund


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