RE: [HACKERS] Index access using multi-column indices
| От | Hiroshi Inoue |
|---|---|
| Тема | RE: [HACKERS] Index access using multi-column indices |
| Дата | |
| Msg-id | 001f01bf08c5$7d13eaa0$2801007e@cadzone.tpf.co.jp обсуждение |
| Ответ на | Index access using multi-column indices ("Hiroshi Inoue" <Inoue@tpf.co.jp>) |
| Ответы |
Re: [PATCHES] RE: [HACKERS] Index access using multi-column indices
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| Список | pgsql-hackers |
> -----Original Message----- > From: owner-pgsql-hackers@postgreSQL.org > [mailto:owner-pgsql-hackers@postgreSQL.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@tpf.co.jp
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