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Re: join selectivity - Mailing list pgsql-hackers

From Tom Lane
Subject Re: join selectivity
Date
Msg-id 28882.1103816919@sss.pgh.pa.us
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In response to Re: join selectivity  ("Mark Cave-Ayland" <m.cave-ayland@webbased.co.uk>)
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strk@refractions.net writes:
> So it should NOT depend on full number of rows either, is this right ?

No, it's supposed to return a fraction.
        regards, tom lane

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