Re: Full page images in WAL & Cache Invalidation

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Florian G(dot) Pflug" <fgp(at)phlo(dot)org>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Full page images in WAL & Cache Invalidation
Date: 2007-07-22 17:37:55
Message-ID: 2104.1185125875@sss.pgh.pa.us
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"Florian G. Pflug" <fgp(at)phlo(dot)org> writes:
> I'm currently working on correctly flushing the
> catalog/relation/sgmr caches on a readonly PITR
> slave during recovery.

I don't believe there is any workable solution to that short of logging
cache-flush operations in WAL.

regards, tom lane

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