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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: (view raw or whole 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.



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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