Re: Dept of ugly hacks: eliminating padding space in system indexes

From: "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com>
To: "Shane Ambler" <pgsql(at)Sheeky(dot)Biz>
Cc: "Mark Mielke" <mark(at)mark(dot)mielke(dot)cc>, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Andrew Dunstan" <andrew(at)dunslane(dot)net>, <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: Dept of ugly hacks: eliminating padding space in system indexes
Date: 2008-06-24 12:21:48
Message-ID: 4860E6DC.7050702@enterprisedb.com
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Shane Ambler wrote:
> My question is whether this is limited to system catalogs? or will this
> benefit char() index used on any table? The second would make it more
> worthwhile.

char(n) fields are already stored as variable-length on disk. This isn't
applicable to them.

--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com

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