Re: Block-level CRC checks - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: Block-level CRC checks
Date
Msg-id 20091204144830.GE4705@alvh.no-ip.org
Whole thread Raw
In response to Re: Block-level CRC checks  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
Responses Re: Block-level CRC checks  (Robert Haas <robertmhaas@gmail.com>)
List pgsql-hackers
Heikki Linnakangas escribió:
> Simon Riggs wrote:
> > On Fri, 2009-12-04 at 09:52 -0300, Alvaro Herrera wrote:
> > 
> >> BTW with VACUUM FULL removed I assume we're going to get rid of
> >> HEAP_MOVED_IN and HEAP_MOVED_OFF too, right?
> > 
> > Much as I would like to see those go, no. VF code should remain for some
> > time yet, IMHO.
> 
> I don't think we need to keep VF code otherwise, but I would leave
> HEAP_MOVED_IN/OFF support alone for now for in-place upgrade. Otherwise
> we need a pre-upgrade script or something to scrub them off.

CRCs are going to need scrubbing anyway, no?  Oh, but you're assuming
that CRCs are optional, so not everybody would need that, right?

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.


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