Horton

Re: Avoiding unnecessary reads in recovery

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Heikki Linnakangas <heikki@enterprisedb.com>
Cc: Bruce Momjian <bruce@momjian.us>, Simon Riggs <simon@2ndquadrant.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2007-04-28T16:56:06Z
Lists: pgsql-hackers 
Heikki Linnakangas <heikki@enterprisedb.com> writes:
> I was actually thinking that we could slip this in 8.3. It's a simple, 
> well-understood patch, which fixes a little data integrity quirk as well 
> as gives a nice recovery speed up.

Yeah.  It's arguably a bug fix, in fact, since it eliminates the issue
that the recovery behavior is wrong if full-page-writes had been off
when the WAL log was made.

			regards, tom lane