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author	Teodor Sigaev <teodor@sigaev.ru>
	Fri, 18 Dec 2015 11:38:27 +0000 (14:38 +0300)
committer	Teodor Sigaev <teodor@sigaev.ru>
	Fri, 18 Dec 2015 11:38:27 +0000 (14:38 +0300)
commit	33bd250f6c4cc309f4eeb657da80f1e7743b3e5c
tree	a426b00e401cb3f0a38fee9b95acbfc73ba0d15b	tree
parent	3d0c50ffa0bdb683c28bfe0e79d23d87111da2aa	commit \| diff

Cube extension kNN support

Introduce distance operators over cubes:
<#> taxicab distance
<-> euclidean distance
<=> chebyshev distance

Also add kNN support of those distances in GiST opclass.

Author: Stas Kelvich

12 files changed:

contrib/cube/Makefile		diff \| blob \| blame \| history
contrib/cube/cube--1.0--1.1.sql	[new file with mode: 0644]	blob
contrib/cube/cube--1.1.sql	[moved from contrib/cube/cube--1.0.sql with 84% similarity]	diff \| blob \| blame \| history
contrib/cube/cube.c		diff \| blob \| blame \| history
contrib/cube/cube.control		diff \| blob \| blame \| history
contrib/cube/cubedata.h		diff \| blob \| blame \| history
contrib/cube/expected/cube.out		diff \| blob \| blame \| history
contrib/cube/expected/cube_1.out		diff \| blob \| blame \| history
contrib/cube/expected/cube_2.out		diff \| blob \| blame \| history
contrib/cube/expected/cube_3.out		diff \| blob \| blame \| history
contrib/cube/sql/cube.sql		diff \| blob \| blame \| history
doc/src/sgml/cube.sgml		diff \| blob \| blame \| history

Heikki's random PostgreSQL patches

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