| From: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Jesper Krogh <jesper(at)krogh(dot)cc>, Robert Haas <robertmhaas(at)gmail(dot)com>, Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Magnus Hagander <magnus(at)hagander(dot)net>, Peter Eisentraut <peter_e(at)gmx(dot)net>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: pg_migrator to /contrib in a later 9.0 beta |
| Date: | 2010-05-06 15:32:39 |
| Message-ID: | 1273159858-sup-4530@alvh.no-ip.org |
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| Lists: | pgsql-hackers |
Excerpts from Bruce Momjian's message of jue may 06 11:19:27 -0400 2010:
> It seems copying over pg_statistic would require preservation of
> pg_class.oid. Right now we only preserve pg_class.relfilenode.
That could be fixed easily by creating a throwaway table which included the
qualified table name instead of the OID, and reloading it into pg_statistic
after the migration.
Perhaps this could be done as a regular task in the old database before
bringing the server down.
--
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