| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: rmgr hooks (v2) |
| Date: | 2009-01-21 17:54:16 |
| Message-ID: | 1232560456.2327.561.camel@ebony.2ndQuadrant |
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| Thread: | |
| Lists: | pgsql-hackers |
On Wed, 2009-01-21 at 18:38 +0200, Heikki Linnakangas wrote:
> Simon Riggs wrote:
> > So you *must* replay catalog entries and recreate the original catalog
> > in exact synchronisation with reading WAL files. Recreating the catalog
> > can only be done by Postgres itself.
>
> The startup process doesn't have a relcache,
Yes
> so this rmgr patch is
> nowhere near enough to enable
You are way too smart not to overcome such a minor hurdle...
> that. If I understood correctly, the hot
> standby patch doesn't change that either.
No it doesn't.
--
Simon Riggs www.2ndQuadrant.com
PostgreSQL Training, Services and Support
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