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path: root/src/backend/access/gist/gistproc.c
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2005-07-01Migrate rtree_gist functionality into the core system, and add someTom Lane
basic regression tests for GiST to the standard regression tests. I took the opportunity to add an rtree-equivalent gist opclass for circles; the contrib version only covered boxes and polygons, but indexing circles is very handy for distance searches.