From: Tom Lane <tgl@sss.pgh.pa.us>
To: Gregory S. Williamson <gsw@globexplorer.com>
Cc: db@zigo.dhs.org
Cc: pgsql-performance@postgresql.org
Subject: Re: Horribly slow query/ sequential scan
Date: Tue, 09 Jan 2007 10:13:04 -0500
Message-ID: <7472.1168355584@sss.pgh.pa.us> (raw)
In-Reply-To: <71E37EF6B7DCC1499CEA0316A256832802B3EB8C@loki.wc.globexplorer.net>
References: <71E37EF6B7DCC1499CEA0316A256832802B3EB8A@loki.wc.globexplorer.net>
<37813.192.121.104.48.1168346136.squirrel@zigo.dhs.org>
<71E37EF6B7DCC1499CEA0316A256832802B3EB8C@loki.wc.globexplorer.net>
"Gregory S. Williamson" <gsw@globexplorer.com> writes:
> HAving burdened others with my foolishness too often, I hesitate to
> ask, but could someone either point me to a reference or explain what
> the difference might be ... I can see it with the eyes but I am having
> trouble understanding what Informix might have been doing to my (bad
> ?) SQL to "fix" the query.
Me too. Does informix have anything EXPLAIN-like to show what it's
doing?
regards, tom lane
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To: pgsql-performance@postgresql.org
Cc: tgl@sss.pgh.pa.us, gsw@globexplorer.com, db@zigo.dhs.org
Subject: Re: Horribly slow query/ sequential scan
In-Reply-To: <7472.1168355584@sss.pgh.pa.us>
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