Re: Optimization via explicit JOINs

From: David Olbersen <dave(at)slickness(dot)org>
To: Stephan Szabo <sszabo(at)megazone23(dot)bigpanda(dot)com>
Cc: <pgsql-sql(at)postgresql(dot)org>
Subject: Re: Optimization via explicit JOINs
Date: 2001-03-09 22:47:08
Message-ID: Pine.LNX.4.31.0103091445480.5872-100000@bubbles.electricutopia.net
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On Fri, 9 Mar 2001, Stephan Szabo wrote:

->Not entirely. Those are only estimates, so they don't entirely line up
->with reality. Also, I notice the first estimates 14 rows and the second
->1, which is probably why the estimate is higher. In practice it probably
->won't be significantly different.

So really I'm just getting back estimations of cost and rows returned?
Incidentally, both queries returned the same data set, that's a Good Thing (tm).

-- Dave

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