From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Robert Haas <rhaas(at)postgresql(dot)org>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: [COMMITTERS] pgsql: Add a hook in ExecCheckRTPerms(). |
Date: | 2010-07-09 18:17:36 |
Message-ID: | 1278699456.29736.1039.camel@ebony |
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Lists: | pgsql-committers pgsql-hackers |
On Fri, 2010-07-09 at 14:01 -0400, Tom Lane wrote:
> Simon Riggs <simon(at)2ndQuadrant(dot)com> writes:
> > On Fri, 2010-07-09 at 13:21 -0400, Tom Lane wrote:
> >> Except that it *is* a change in behavior: the first check will occur
> >> too soon.
>
> > Sooner matters why?
>
> Consider PREPARE followed only later by EXECUTE. Your proposal would
> make the PREPARE fail outright, when it currently does not.
Just to avoid wasted investigation: are you saying that is important
behaviour that is essential we retain in PostgreSQL, or will you hear
evidence that supporting that leads to a performance decrease elsewhere?
--
Simon Riggs www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Training and Services
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