Re: pgsql: Fix rtree and contrib/rtree_gist search behavior for the 1-D box

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04-11-2008, 04:32 AM

Andrew - Supernews

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Re: pgsql: Fix rtree and contrib/rtree_gist search behavior for the 1-D box

On 2005-06-24, Tom Lane <tgl@svr1.postgresql.org> wrote:
> Log Message:
> -----------
> Fix rtree and contrib/rtree_gist search behavior for the 1-D box and
> polygon operators (<<, &<, >>, &>). Per ideas originally put forward
> by andrew@supernews and later rediscovered by moi. This patch just
> fixes the existing opclasses, and does not add any new behavior as I
> proposed earlier; that can be sorted out later. In principle this
> could be back-patched, since it changes only search behavior and not
> system catalog entries nor rtree index contents. I'm not currently
> planning to do that, though, since I think it could use more testing.

Please do not backpatch this even if it tests out ok, because it will break
rtree opclasses for custom types that defined &< and &> in such a way as
to make things work with the previous code.

--
Andrew, Supernews
http://www.supernews.com - individual and corporate NNTP services

« Re: GiST rtree logic is not right | Re: [COMMITTERS] pgsql: Make REINDEX DATABASE do what one would expect, »

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Re: pgsql: Fix rtree and contrib/rtree_gist search behavior for the 1-D box