> -----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.
Regards.
Hiroshi Inoue
Inoue(at)tpf(dot)co(dot)jp