Re: Horribly slow query/ sequential scan

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От Tom Lane
Тема Re: Horribly slow query/ sequential scan
Дата
Msg-id 7472.1168355584@sss.pgh.pa.us
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Ответ на Re: Horribly slow query/ sequential scan  ("Gregory S. Williamson" <gsw@globexplorer.com>)
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"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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