pgsql: Fix bug in parallel tidbitmap iteration.

From: Robert Haas <rhaas(at)postgresql(dot)org>
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Fix bug in parallel tidbitmap iteration.
Date: 2017-03-09 17:17:09
Message-ID: E1cm1gb-0006gU-R3@gemulon.postgresql.org
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Fix bug in parallel tidbitmap iteration.

Avoid computing idxpages[istate->spageptr] until after checking
that istate->spageptr is a legal index.

Dilip Kumar, per a report from David Rowley

Discussion: http://postgr.es/m/CAKJS1f8OtrHE+-P+=E=4ycnL29e9idZKuaTQ6o2MbhvGN9D8ig@mail.gmail.com

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/6a468c343b31aabead7d3a5e11079bfcddbfd667

Modified Files
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src/backend/nodes/tidbitmap.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

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