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Re: Adding further hardening to nbtree page deletion - Mailing list pgsql-hackers

From Peter Geoghegan
Subject Re: Adding further hardening to nbtree page deletion
Date
Msg-id CAH2-WznUSCDFPv29GxTr=Hk0_A5wHp+s2X4W2fO=uHwjsHV6vA@mail.gmail.com
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In response to Adding further hardening to nbtree page deletion  (Peter Geoghegan <pg@bowt.ie>)
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On Fri, Jun 16, 2023 at 2:15 PM Peter Geoghegan <pg@bowt.ie> wrote:
> Attached patch adds additional hardening to nbtree page deletion. It
> makes nbtree VACUUM tolerate a certain sort of cross-page
> inconsistencies in the structure of an index (corruption). VACUUM can
> press on, avoiding an eventual wraparound/xidStopLimit failure in
> environments where nobody notices the problem for an extended period.

My current plan is to commit this in the next couple of days. I'll
backpatch all the way, like last time.

--
Peter Geoghegan

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