Re: snapshot too old issues, first around wraparound and then more.

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Peter Geoghegan <pg(at)bowt(dot)ie>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>, Kevin Grittner <kgrittn(at)gmail(dot)com>
Subject: Re: snapshot too old issues, first around wraparound and then more.
Date: 2020-04-18 12:34:26
Message-ID: CA+Tgmob80ywz2GzzGN_hyxK=wWZy3L8-br+BoP7thMfAz8U1gA@mail.gmail.com
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On Fri, Apr 17, 2020 at 4:40 PM Thomas Munro <thomas(dot)munro(at)gmail(dot)com> wrote:
> I understood that you'd forked a new thread to discuss one particular
> problem among the many that Andres nailed to the door, namely the xid
> map's failure to be monotonic, and here I was responding to other
> things from his list, namely the lack of defences against wrap-around
> and the lack of testing. Apparently I misunderstood.

Oh, maybe I'm the one who misunderstood...

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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