Re: knngist - 0.8

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Teodor Sigaev <teodor(at)sigaev(dot)ru>, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org>, Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>
Subject: Re: knngist - 0.8
Date: 2010-12-23 01:04:29
Message-ID: 201012230104.oBN14TB07696@momjian.us
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Tom Lane wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> > 2010/9/13 Teodor Sigaev <teodor(at)sigaev(dot)ru>:
> >> [updated patch]
>
> > I realize I'm repeating myself, but... this patch needs
> > documentation. It's not optional.
>
> I've applied all of this, and written documentation for all of it,
> except for the contrib/btree_gist additions which still need to be
> redone for the revised API (and then documented!). My patience ran out
> somewhere around there, so I'm marking that part as returned with
> feedback.
>
> What we have at this point (pending contrib/btree_gist fixes) is
> nearest-neighbor searching capability for point columns. And
> trigram-based nearest-neighbor for text strings, if you install
> contrib/pg_trgm. That doesn't seem like a lot of return for the
> amount of work that went into it. Are there plans to add KNN support
> for any other standard types?

I was thinking /contrib/fuzzystrmatch could use it to find the words
that mostly closely match a string.

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com

+ It's impossible for everything to be true. +

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