Re: knngist - 0.8

Thanks to all for patience !

We'll sync contrib/btree_gist with current API. Also, we're thinking
about distance for ltree, boxes, circles. I'm not sure about polygons, though.
So, we'll have rather complete set of knn-fied data types.

Oleg
On Sat, 4 Dec 2010, Tom Lane wrote:

> Robert Haas <robertmhaas@gmail.com> writes:
>> 2010/9/13 Teodor Sigaev <teodor@sigaev.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?
>
>             regards, tom lane
>
    Regards,        Oleg
_____________________________________________________________
Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru),
Sternberg Astronomical Institute, Moscow University, Russia
Internet: oleg@sai.msu.su, http://www.sai.msu.su/~megera/
phone: +007(495)939-16-83, +007(495)939-23-83