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Re: WIP: explain analyze with 'rows' but not timing

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Tomas Vondra <tv(at)fuzzy(dot)cz>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: WIP: explain analyze with 'rows' but not timing
Date: 2011-12-23 21:22:01
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
Tomas Vondra <tv(at)fuzzy(dot)cz> writes:
> The motivation for this patch was that collection timing data often
> causes performance issues and in some cases it's not needed. But is this
> true for row counts?

Perhaps more to the point, is there a use case for collecting timing
data without row counts?  I find it hard to visualize a valid reason.

			regards, tom lane

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