Re: [HACKERS] No heap lookups on index

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От Bruce Momjian
Тема Re: [HACKERS] No heap lookups on index
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Msg-id 200601190311.k0J3BQH05485@candle.pha.pa.us
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Ответ на Re: [HACKERS] No heap lookups on index  (Glen Parker <glenebob@nwlink.com>)
Ответы Re: [HACKERS] No heap lookups on index  ("Jim C. Nasby" <jnasby@pervasive.com>)
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Glen Parker wrote:
> Tom Lane wrote:
> >>What ever happened to grouped heap reads, i.e. building a list of tuples
> >>from the index, sorting in heap order, then reading the heap in a batch?
> >
> >
> > Done in 8.1.  I'm uncertain whether Scott knows about that ...
>
> That's GREAT news!  Is that the "Bitmap Scan" item in the what's new
> list (http://www.postgresql.org/docs/whatsnew)?  I didn't even notice it

Yes.

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