Index access using multi-column indices

From: "Hiroshi Inoue" <Inoue(at)tpf(dot)co(dot)jp>
To: "pgsql-patches" <pgsql-patches(at)PostgreSQL(dot)org>
Cc: "pgsql-hackers" <pgsql-hackers(at)PostgreSQL(dot)org>
Subject: Index access using multi-column indices
Date: 1999-08-12 08:51:30
Message-ID: 000001bee49f$defce040$2801007e@cadzone.tpf.co.jp
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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.

I'll attach the patch here.

Regards.

Hiroshi Inoue
Inoue(at)tpf(dot)co(dot)jp

Attachment Content-Type Size
multii.diff.gz application/x-gzip 2.8 KB

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