| From: | Zdenek Kotala <Zdenek(dot)Kotala(at)Sun(dot)COM> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Merlin Moncure <mmoncure(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: pg_upgrade project status |
| Date: | 2009-01-29 13:15:01 |
| Message-ID: | 1233234901.1407.14.camel@localhost |
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| Lists: | pgsql-hackers |
Bruce Momjian píše v st 28. 01. 2009 v 23:19 -0500:
> I am stumped as well. In the 12 years I have been involved, there are
> perhaps five issues that the original pg_upgrade written in 1998 didn't
> handle, and mostly handles now. Considering the number of catalog
> changes since 1998, the ratio is enormous.
You don't need convert all of catalogs and only few of them are usually
modified in each version (like pg_class, pg_type...).
Zdenek
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