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pgsql: Optimize SP-GiST insertions.

From: Heikki Linnakangas <heikki(dot)linnakangas(at)iki(dot)fi>
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Optimize SP-GiST insertions.
Date: 2012-08-29 06:22:35
Message-ID: E1T6bff-0000MC-Qd@gemulon.postgresql.org (view raw or flat)
Thread:
Lists: pgsql-committers
Optimize SP-GiST insertions.

This includes two micro-optimizations to the tight inner loop in descending
the SP-GiST tree: 1. avoid an extra function call to index_getprocinfo when
calling user-defined choose function, and 2. avoid a useless palloc+pfree
when node labels are not used.

Branch
------
master

Details
-------
http://git.postgresql.org/pg/commitdiff/c82dedb7a8a953785f24a3b10de376760d60c24c

Modified Files
--------------
src/backend/access/spgist/spgdoinsert.c |   10 +++++++-
src/backend/access/spgist/spgutils.c    |   33 +++++++++++++++++-------------
2 files changed, 27 insertions(+), 16 deletions(-)

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