Short varlena header bit-packing options

Lists: pgsql-hackers
From: Gregory Stark <stark(at)enterprisedb(dot)com>
To: PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org>
Subject: Short varlena header bit-packing options
Date: 2007-02-16 19:41:59
Message-ID: 87ejoprit4.fsf@stark.xeocode.com
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I've sent a message on the subject of 2-byte headers and choice of bitpatterns
twice during the mail outage last night. They may come through eventually but
please ignore them as the situation has changed as new evidence has come to
light.

I was previously doing the second of the two bitpatterns mentioned in Tom's
email: