Re: Mini improvement: statement_cost_limit

From: Hans-Jürgen Schönig <postgres(at)cybertec(dot)at>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Andrew Dunstan <andrew(at)dunslane(dot)net>, PG Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Mini improvement: statement_cost_limit
Date: 2008-08-02 19:30:08
Message-ID: AD4E794E-D953-4BBB-A728-382FE2DBC646@cybertec.at
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On Aug 2, 2008, at 8:38 PM, Tom Lane wrote:

> Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
>> Hans-Jürgen Schönig wrote:
>>> i introduced a GUC called statement_cost_limit which can be used to
>>> error out if a statement is expected to be too expensive.
>
>> You clearly have far more faith in the cost estimates than I do.
>
> Wasn't this exact proposal discussed and rejected awhile back?
>
> regards, tom lane
>

i don't remember precisely.
i have seen it on simon's wiki page and it is something which would
have been useful in some cases in the past.

many thanks,

hans

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