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pgsql: Doc updates for index-only scans.

From: Robert Haas <rhaas(at)postgresql(dot)org>
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Doc updates for index-only scans.
Date: 2012-03-21 18:53:04
Message-ID: E1SAQee-0002nS-94@gemulon.postgresql.org (view raw or flat)
Thread:
Lists: pgsql-committers
Doc updates for index-only scans.

Document that routine vacuuming is now also important for the purpose
of index-only scans; and mention in the section that describes the
visibility map that it is used to implement index-only scans.

Marti Raudsepp, with some changes by me.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/5b9c1e6d52dfd022a074462e029bfd7f7bc4321c

Modified Files
--------------
doc/src/sgml/maintenance.sgml |   32 ++++++++++++++++++++++++++++++++
doc/src/sgml/storage.sgml     |   15 ++++++++++-----
2 files changed, 42 insertions(+), 5 deletions(-)

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