Horton

Re: [PATCHES] Proposed patch: synchronized_scanning GUCvariable

Simon Riggs <simon@2ndquadrant.com>

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From: Simon Riggs <simon@2ndquadrant.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Zeugswetter Andreas ADI SD <Andreas.Zeugswetter@s-itsolutions.at>, Guillaume Smet <guillaume.smet@gmail.com>, Euler Taveira de Oliveira <euler@timbira.com>, Heikki Linnakangas <heikki@enterprisedb.com>, Neil Conway <neilc@samurai.com>, Gregory Stark <stark@enterprisedb.com>, "Jonah H. Harris" <jonah.harris@gmail.com>, pgsql-hackers@postgresql.org
Date: 2008-01-30T18:15:32Z
Lists: pgsql-hackers 
On Wed, 2008-01-30 at 13:07 -0500, Tom Lane wrote:
> "Zeugswetter Andreas ADI SD" <Andreas.Zeugswetter@s-itsolutions.at> writes:
> > One more question. It would be possible that a session that turned off
> > the synchronized_seqscans still be a pack leader for other later
> > sessions.
> > Do/should we consider that ?
> 
> Seems like a reasonable thing to consider ... for 8.4. 

Definitely. I thought about this the other day and decided it had some
strange behaviour in some circumstances, so wouldn't be desirable
overall.

-- 
  Simon Riggs
  2ndQuadrant  http://www.2ndQuadrant.com