Cube extension kNN support
Teodor Sigaev <teodor@sigaev.ru>
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
Files
| Path | Change | +/− |
|---|---|---|
| contrib/cube/cube--1.0--1.1.sql | added | +60 −0 |
| contrib/cube/cube--1.1.sql (from contrib/cube/cube--1.0.sql) | renamed | +56 −2 |
| contrib/cube/cube.c | modified | +208 −0 |
| contrib/cube/cube.control | modified | +1 −1 |
| contrib/cube/cubedata.h | modified | +5 −0 |
| contrib/cube/expected/cube_1.out | modified | +301 −0 |
| contrib/cube/expected/cube_2.out | modified | +301 −0 |
| contrib/cube/expected/cube_3.out | modified | +301 −0 |
| contrib/cube/expected/cube.out | modified | +301 −0 |
| contrib/cube/Makefile | modified | +1 −1 |
| contrib/cube/sql/cube.sql | modified | +53 −0 |
| doc/src/sgml/cube.sgml | modified | +96 −0 |