Re: k-neighbourhood search in databases - Mailing list 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