Re: Dense index?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Tatsuo Ishii <ishii(at)postgresql(dot)org>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Dense index?
Date: 2014-08-28 05:27:23
Message-ID: 15524.1409203643@sss.pgh.pa.us
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Tatsuo Ishii <ishii(at)postgresql(dot)org> writes:
> I know that the alignment is required for faster memory access, but
> sometimes we may want to save disk space for index to save I/O because
> these days customers want to handle huge number of rows. To make index
> more "dense", can we add an option something like "dense index" to
> align index tuples by using INTALIGN rather than MAXALIGN?

Only if you want it to crash hard on most non-Intel architectures.

regards, tom lane

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