Re: k-neighbourhood search in databases

From: Jeremiah Peschka <jeremiah(dot)peschka(at)gmail(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: k-neighbourhood search in databases
Date: 2011-04-09 04:39:14
Message-ID: 0E1159A898C147469F6923CAAC14D9E4@gmail.com
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On 4/8/11 5:21 AM, Oleg Bartunov wrote:
> Hi there,
>
> I'm interesting if other databases provides built-in effective knn
> search ? Google didn't help me.
SQL Server provides some knn search functionality[1] with enhancements coming this November in SQL 11[2].

[1]: http://blogs.msdn.com/b/isaac/archive/2008/10/23/nearest-neighbors.aspx
[2]: http://www.sqlskills.com/BLOGS/BOBB/post/The-nearest-neighbor-optimization-in-SQL-Server-Denali.aspx

--
Jeremiah Peschka
Microsoft SQL Server MVP
MCITP: Database Developer, DBA

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