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Re: Design notes for EquivalenceClasses - Mailing list pgsql-hackers

From Teodor Sigaev
Subject Re: Design notes for EquivalenceClasses
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Msg-id 45AF997C.1080807@sigaev.ru
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In response to Design notes for EquivalenceClasses  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Design notes for EquivalenceClasses  (Tom Lane <tgl@sss.pgh.pa.us>)
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> Note that a bitmap scan or multi-pass indexscan (OR clause scan) has NIL
> pathkeys since we can say nothing about the overall order of its result.

It's seems to me that multi-pass indexscan was removed after introducing bitmapscan.
-- 
Teodor Sigaev                                   E-mail: teodor@sigaev.ru
  WWW: http://www.sigaev.ru/

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