Re: EXPLAIN ANALYZE

From: Neil Conway <neilc(at)samurai(dot)com>
To: Bruce Momjian <bruce(at)momjian(dot)us>
Cc: Richard Huxton <dev(at)archonet(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Peter Eisentraut <peter_e(at)gmx(dot)net>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: EXPLAIN ANALYZE
Date: 2006-12-13 00:49:32
Message-ID: 1165970972.5901.6.camel@localhost.localdomain
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On Tue, 2006-12-12 at 17:30 -0500, Bruce Momjian wrote:
> * Have EXPLAIN ANALYZE highlight poor optimizer estimates

> TODO updated:
>
> * Have EXPLAIN ANALYZE issue NOTICE messages when the estimated and
> actual row counts differ by a specified percentage

I don't think this is an improvement. The old wording describes a broad
set of possible improvements. Your new text describes one way of
implementing a subset of the former TODO wording.

-Neil

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