Re: k-neighbourhood search in databases

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От Jesper Krogh
Тема Re: k-neighbourhood search in databases
Дата
Msg-id 4DA1BDB6.90001@krogh.cc
обсуждение исходный текст
Ответ на Re: k-neighbourhood search in databases  (Oleg Bartunov <oleg@sai.msu.su>)
Ответы Re: k-neighbourhood search in databases  (Oleg Bartunov <oleg@sai.msu.su>)
Список pgsql-hackers
On 2011-04-10 12:18, Oleg Bartunov wrote:
> Wow, custom solution for 2008 still much faster Denali 2011  solution.
> Also, what's about not spatial data types ? In our approach, we can 
> provide 
> knn for any datatype, which has GiST index and distance method.

Can you share some insight about how it would
work if the distance method is "expensive" (as in 100ms)?

-- 
Jesper


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