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Re: testing HS/SR - 1 vs 2 performance

Simon Riggs <simon@2ndquadrant.com>

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From: Simon Riggs <simon@2ndQuadrant.com>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>, Tom Lane <tgl@sss.pgh.pa.us>, Erik Rijkers <er@xs4all.nl>, pgsql-hackers@postgresql.org
Date: 2010-04-21T14:12:43Z
Lists: pgsql-hackers 
On Wed, 2010-04-21 at 09:51 -0400, Robert Haas wrote:
> >
> > Adding an assertion isn't going to do much because it's unlikely anybody
> > is going to be running for 2^31 transactions with asserts enabled.
> >

> I think the assert is a good idea.  If there's no real problem here,
> the assert won't trip.  It's just a safety precaution.

If you believe that, then I think you should add this to all the other
places in the current server where that assumption is made without
assertion being added. As a safety precaution.

-- 
 Simon Riggs           www.2ndQuadrant.com