Horton

Re: Setting pd_lower in GIN metapage

Robert Haas <robertmhaas@gmail.com>

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From: Robert Haas <robertmhaas@gmail.com>
To: Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>
Cc: Michael Paquier <michael.paquier@gmail.com>, Tom Lane <tgl@sss.pgh.pa.us>, Masahiko Sawada <sawada.mshk@gmail.com>, Amit Kapila <amit.kapila16@gmail.com>, Pg Hackers <pgsql-hackers@postgresql.org>
Date: 2017-09-07T15:33:09Z
Lists: pgsql-hackers 
On Wed, Sep 6, 2017 at 9:42 PM, Amit Langote
<Langote_Amit_f8@lab.ntt.co.jp> wrote:
> I too tend to think that any users who use this masking facility would
> know to expect to get these failures on upgraded clusters with invalid
> pd_lower in meta pages.

I strongly disagree.

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

Commits

  1. Flag index metapages as standard-format in xlog.c calls.

  2. Set the metapage's pd_lower correctly in brin, gin, and spgist indexes.