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RE: [HACKERS] 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: RE: [HACKERS] Index access using multi-column indices
Date: 1999-09-27 08:51:28
Message-ID: 001f01bf08c5$7d13eaa0$ (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
> -----Original Message-----
> From: owner-pgsql-hackers(at)postgreSQL(dot)org
> [mailto:owner-pgsql-hackers(at)postgreSQL(dot)org]On Behalf Of Hiroshi Inoue
> Sent: Thursday, August 12, 1999 5:52 PM
> To: pgsql-patches
> Cc: pgsql-hackers
> Subject: [HACKERS] Index access using multi-column indices
> 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.

Seems this isn't committed yet.
If there's no objection,I will commit this patch to current tree.


Hiroshi Inoue

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