Re: Mini improvement: statement_cost_limit

From: Hannu Krosing <hannu(at)krosing(dot)net>
To: Robert Treat <xzilla(at)users(dot)sourceforge(dot)net>
Cc: pgsql-hackers(at)postgresql(dot)org, daveg <daveg(at)sonic(dot)net>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Hans-Jürgen Schönig <postgres(at)cybertec(dot)at>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Andrew Dunstan <andrew(at)dunslane(dot)net>
Subject: Re: Mini improvement: statement_cost_limit
Date: 2008-08-04 19:59:52
Message-ID: 1217879992.7332.23.camel@huvostro
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On Mon, 2008-08-04 at 14:35 -0400, Robert Treat wrote:
> On Monday 04 August 2008 03:50:40 daveg wrote:
> > On Sun, Aug 03, 2008 at 10:57:55PM -0400, Robert Treat wrote:
...
> > > I still think it is worth revisiting what problems people are trying to
> > > solve, and see if there are better tools they can be given to solve them.
> > > Barring that, I suppose a crude solution is better than nothing, though
> > > I fear people might point at the crude solution as a good enough solution
> > > to justify not working on better solutions.
> >
> > Alerting developers and QA to potentially costly queries would help solve
> > some of the probems we are trying to solve. Better tools are welcome, an
> > argument that the good is the enemy of the best so we should be content
> > with nothing is not.
> >
>
> And you'll note, I specifically said that a crude tool is better than nothing.
> But your completely ignoring that a crude tool can often end-up as a foot-gun
> once relased into the wild.

On the other other hand, _anything_ can end up as a foot-gun in hands of
ingenious users.

I was once told about a company, who claimed to have produced a
positively fool-proof lawn-mower, only to find out, that a university
professor had tried to use it to trim a hedge and cut off his toes.

-------------
Hannu

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