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Re: Index build temp files

From: Noah Misch <noah(at)leadboat(dot)com>
To: Simon Riggs <simon(at)2ndQuadrant(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Stephen Frost <sfrost(at)snowman(dot)net>,Bruce Momjian <bruce(at)momjian(dot)us>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Index build temp files
Date: 2013-01-10 02:59:09
Message-ID: 20130110025909.GC11600@tornado.leadboat.com (view raw or flat)
Thread:
Lists: pgsql-hackers
On Thu, Jan 10, 2013 at 02:48:23AM +0000, Simon Riggs wrote:
> On 10 January 2013 02:36, Noah Misch <noah(at)leadboat(dot)com> wrote:
> > On Wed, Jan 09, 2013 at 03:20:33PM -0500, Tom Lane wrote:
> >> What would people think of just eliminating the access-permissions
> >> checks involved in temp_tablespaces?  It would likely be appropriate to
> >> change temp_tablespaces from USERSET to SUSET if we did so.  So
> >> essentially the worldview would become that the DBA is responsible for
> >> the temp_tablespaces setting, not individual users.
> >
> > Allowing that the new behavior could be clearer, that gain is too small to
> > justify the application compatibility hazard of making temp_tablespaces SUSET.
> > I don't see something we can do here that clearly improves things overall.
> 
> Can't we do both behaviours? Skip permissions if using a value form
> .conf, but don't if the user sets it themselves.

We could, though I share Tom's reluctance[1].

[1] http://archives.postgresql.org/message-id/1985.1357765424@sss.pgh.pa.us


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