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pgsql: Some small tuptoaster improvements from Greg Stark.

From: tgl(at)postgresql(dot)org (Tom Lane)
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Some small tuptoaster improvements from Greg Stark.
Date: 2007-09-26 23:29:10
Message-ID: 20070926232910.D6BEA753E4C@cvs.postgresql.org (view raw or flat)
Thread:
Lists: pgsql-committers
Log Message:
-----------
Some small tuptoaster improvements from Greg Stark.  Avoid unnecessary
decompression of an already-compressed external value when we have to copy
it; save a few cycles when a value is too short for compression; and
annotate various lines that are currently unreachable.

Modified Files:
--------------
    pgsql/src/backend/access/heap:
        tuptoaster.c (r1.74 -> r1.75)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/heap/tuptoaster.c?r1=1.74&r2=1.75)

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