Re: [HACKERS] Index access using multi-column indices

From: Vadim Mikheev <vadim(at)krs(dot)ru>
To: Hiroshi Inoue <Inoue(at)tpf(dot)co(dot)jp>
Cc: pgsql-hackers <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: [HACKERS] Index access using multi-column indices
Date: 1999-08-17 01:56:56
Message-ID: 37B8C168.8B0632B1@krs.ru
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Hiroshi Inoue wrote:
>
> Hello all,
>
> Currently,only the first column of multi-column indices
> is used to find start scan position of Indexscan-s.
>
> To speed up finding scan start position,I have changed
> _bt_first() to use as many keys as possible.

Nice!

Vadim

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