Re: Toast issues with OldestXmin going backwards

From: Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>
To: Stephen Frost <sfrost(at)snowman(dot)net>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Toast issues with OldestXmin going backwards
Date: 2018-04-28 23:43:22
Message-ID: 87d0yiaoov.fsf@news-spur.riddles.org.uk
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>>>>> "Stephen" == Stephen Frost <sfrost(at)snowman(dot)net> writes:

Stephen> I tend to agree.. However, this isn't something that's been
Stephen> happening a lot, from what I gather,

Right now I can't prove it happens in the wild at all - I think I've
ruled it out as an explanation for the original problem report - but
it's very easy to demonstrate in tests.

--
Andrew (irc:RhodiumToad)

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