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Re: "NOT IN" substantially slower in 9.0.2 than 8.3.13 - NOT EXISTS runs fast in both 8.3.13 and 9.0.2 - Mailing list pgsql-performance

From Kevin Grittner
Subject Re: "NOT IN" substantially slower in 9.0.2 than 8.3.13 - NOT EXISTS runs fast in both 8.3.13 and 9.0.2
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Msg-id 4D39918C02000025000399DE@gw.wicourts.gov
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In response to Re: "NOT IN" substantially slower in 9.0.2 than 8.3.13 - NOT EXISTS runs fast in both 8.3.13 and 9.0.2  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: "NOT IN" substantially slower in 9.0.2 than 8.3.13 - NOT EXISTS runs fast in both 8.3.13 and 9.0.2
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Tom Lane <tgl@sss.pgh.pa.us> wrote:

> If it should be less than 1, then what?

1 - (estimated tuples / estimated distinct values) ?

-Kevin

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