From: | "Hiroshi Inoue" <Inoue(at)tpf(dot)co(dot)jp> |
---|---|
To: | "Bruce Momjian" <pgman(at)candle(dot)pha(dot)pa(dot)us> |
Cc: | "pgsql-hackers" <pgsql-hackers(at)postgreSQL(dot)org> |
Subject: | RE: [HACKERS] How to ignore system indexes |
Date: | 2000-01-18 05:48:01 |
Message-ID: | 001c01bf6177$94d73ec0$2801007e@tpf.co.jp |
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Lists: | pgsql-hackers |
> -----Original Message-----
> From: Bruce Momjian [mailto:pgman(at)candle(dot)pha(dot)pa(dot)us]
>
> > > One solution is to use pg_upgrade. It allows an initdb and
> recreate of
> > > all tables without reload.
> > > --
> >
> > Isn't it a big charge to execute pg_upgrade for a huge database ?
> > I have never used pg_upgrade.
> > Is pg_upgrade available now ?
> > Is pg_upgrade reliable ?
>
> It has been around since 6.3? It allows initdb, recreates the tables,
> then moves the data files back into place. There is even a manual page.
>
I know the command but does 6.5 have it ?
> >
> > My design is as follows.
> >
> > postgres -P test /* I'm using -P as a new option temporarily */.
> >
> > > reindex database test; (all system indexes of a db)
> > > reindex table pg_class; (all indexes of a system table)
> > > reindex index pg_index_indexrelid_index; (a system index)
> >
> > If we could ignore system indexes,it won't be difficult to implement
> > REINDEX command itself..
>
> Not sure how to find all those places.
>
I would only change the stuff required for REINDEX command,
though I know almost all those places.
Regards.
Hiroshi Inoue
Inoue(at)tpf(dot)co(dot)jp
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