439 lines
19 KiB
SQL
439 lines
19 KiB
SQL
--
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-- Test cube datatype
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--
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CREATE EXTENSION cube;
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-- Check whether any of our opclasses fail amvalidate
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SELECT amname, opcname
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FROM pg_opclass opc LEFT JOIN pg_am am ON am.oid = opcmethod
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WHERE opc.oid >= 16384 AND NOT amvalidate(opc.oid);
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--
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-- testing the input and output functions
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--
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-- Any number (a one-dimensional point)
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SELECT '1'::cube AS cube;
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SELECT '-1'::cube AS cube;
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SELECT '1.'::cube AS cube;
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SELECT '-1.'::cube AS cube;
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SELECT '.1'::cube AS cube;
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SELECT '-.1'::cube AS cube;
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SELECT '1.0'::cube AS cube;
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SELECT '-1.0'::cube AS cube;
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SELECT 'infinity'::cube AS cube;
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SELECT '-infinity'::cube AS cube;
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SELECT 'NaN'::cube AS cube;
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SELECT '.1234567890123456'::cube AS cube;
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SELECT '+.1234567890123456'::cube AS cube;
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SELECT '-.1234567890123456'::cube AS cube;
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-- simple lists (points)
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SELECT '()'::cube AS cube;
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SELECT '1,2'::cube AS cube;
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SELECT '(1,2)'::cube AS cube;
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SELECT '1,2,3,4,5'::cube AS cube;
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SELECT '(1,2,3,4,5)'::cube AS cube;
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-- double lists (cubes)
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SELECT '(),()'::cube AS cube;
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SELECT '(0),(0)'::cube AS cube;
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SELECT '(0),(1)'::cube AS cube;
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SELECT '[(0),(0)]'::cube AS cube;
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SELECT '[(0),(1)]'::cube AS cube;
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SELECT '(0,0,0,0),(0,0,0,0)'::cube AS cube;
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SELECT '(0,0,0,0),(1,0,0,0)'::cube AS cube;
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SELECT '[(0,0,0,0),(0,0,0,0)]'::cube AS cube;
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SELECT '[(0,0,0,0),(1,0,0,0)]'::cube AS cube;
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-- invalid input: parse errors
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SELECT ''::cube AS cube;
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SELECT 'ABC'::cube AS cube;
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SELECT '[]'::cube AS cube;
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SELECT '[()]'::cube AS cube;
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SELECT '[(1)]'::cube AS cube;
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SELECT '[(1),]'::cube AS cube;
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SELECT '[(1),2]'::cube AS cube;
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SELECT '[(1),(2),(3)]'::cube AS cube;
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SELECT '1,'::cube AS cube;
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SELECT '1,2,'::cube AS cube;
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SELECT '1,,2'::cube AS cube;
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SELECT '(1,)'::cube AS cube;
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SELECT '(1,2,)'::cube AS cube;
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SELECT '(1,,2)'::cube AS cube;
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-- invalid input: semantic errors and trailing garbage
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SELECT '[(1),(2)],'::cube AS cube; -- 0
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SELECT '[(1,2,3),(2,3)]'::cube AS cube; -- 1
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SELECT '[(1,2),(1,2,3)]'::cube AS cube; -- 1
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SELECT '(1),(2),'::cube AS cube; -- 2
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SELECT '(1,2,3),(2,3)'::cube AS cube; -- 3
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SELECT '(1,2),(1,2,3)'::cube AS cube; -- 3
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SELECT '(1,2,3)ab'::cube AS cube; -- 4
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SELECT '(1,2,3)a'::cube AS cube; -- 5
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SELECT '(1,2)('::cube AS cube; -- 5
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SELECT '1,2ab'::cube AS cube; -- 6
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SELECT '1 e7'::cube AS cube; -- 6
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SELECT '1,2a'::cube AS cube; -- 7
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SELECT '1..2'::cube AS cube; -- 7
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SELECT '-1e-700'::cube AS cube; -- out of range
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-- Also try it with non-error-throwing API
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SELECT pg_input_is_valid('(1,2)', 'cube');
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SELECT pg_input_is_valid('[(1),]', 'cube');
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SELECT pg_input_is_valid('-1e-700', 'cube');
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SELECT * FROM pg_input_error_info('-1e-700', 'cube');
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--
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-- Testing building cubes from float8 values
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--
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SELECT cube(0::float8);
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SELECT cube(1::float8);
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SELECT cube(1,2);
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SELECT cube(cube(1,2),3);
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SELECT cube(cube(1,2),3,4);
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SELECT cube(cube(cube(1,2),3,4),5);
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SELECT cube(cube(cube(1,2),3,4),5,6);
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--
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-- Test that the text -> cube cast was installed.
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--
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SELECT '(0)'::text::cube;
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--
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-- Test the float[] -> cube cast
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--
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SELECT cube('{0,1,2}'::float[], '{3,4,5}'::float[]);
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SELECT cube('{0,1,2}'::float[], '{3}'::float[]);
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SELECT cube(NULL::float[], '{3}'::float[]);
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SELECT cube('{0,1,2}'::float[]);
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SELECT cube_subset(cube('(1,3,5),(6,7,8)'), ARRAY[3,2,1,1]);
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SELECT cube_subset(cube('(1,3,5),(1,3,5)'), ARRAY[3,2,1,1]);
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SELECT cube_subset(cube('(1,3,5),(6,7,8)'), ARRAY[4,0]);
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SELECT cube_subset(cube('(6,7,8),(6,7,8)'), ARRAY[4,0]);
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-- test for limits: this should pass
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SELECT cube_subset(cube('(6,7,8),(6,7,8)'), array(SELECT 1 as a FROM generate_series(1,100)));
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-- and this should fail
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SELECT cube_subset(cube('(6,7,8),(6,7,8)'), array(SELECT 1 as a FROM generate_series(1,101)));
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--
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-- Test point processing
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--
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SELECT cube('(1,2),(1,2)'); -- cube_in
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SELECT cube('{0,1,2}'::float[], '{0,1,2}'::float[]); -- cube_a_f8_f8
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SELECT cube('{5,6,7,8}'::float[]); -- cube_a_f8
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SELECT cube(1.37); -- cube_f8
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SELECT cube(1.37, 1.37); -- cube_f8_f8
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SELECT cube(cube(1,1), 42); -- cube_c_f8
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SELECT cube(cube(1,2), 42); -- cube_c_f8
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SELECT cube(cube(1,1), 42, 42); -- cube_c_f8_f8
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SELECT cube(cube(1,1), 42, 24); -- cube_c_f8_f8
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SELECT cube(cube(1,2), 42, 42); -- cube_c_f8_f8
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SELECT cube(cube(1,2), 42, 24); -- cube_c_f8_f8
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--
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-- Testing limit of CUBE_MAX_DIM dimensions check in cube_in.
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--
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-- create too big cube from literal
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select '(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)'::cube;
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select '(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0),(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)'::cube;
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-- from an array
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select cube(array(SELECT 0 as a FROM generate_series(1,101)));
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select cube(array(SELECT 0 as a FROM generate_series(1,101)),array(SELECT 0 as a FROM generate_series(1,101)));
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-- extend cube beyond limit
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-- this should work
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select cube(array(SELECT 0 as a FROM generate_series(1,100)));
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select cube(array(SELECT 0 as a FROM generate_series(1,100)),array(SELECT 0 as a FROM generate_series(1,100)));
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-- this should fail
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select cube(cube(array(SELECT 0 as a FROM generate_series(1,100))), 0);
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select cube(cube(array(SELECT 0 as a FROM generate_series(1,100)),array(SELECT 0 as a FROM generate_series(1,100))), 0, 0);
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--
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-- testing the operators
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--
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-- equality/inequality:
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--
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SELECT '24, 33.20'::cube = '24, 33.20'::cube AS bool;
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SELECT '24, 33.20'::cube != '24, 33.20'::cube AS bool;
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SELECT '24, 33.20'::cube = '24, 33.21'::cube AS bool;
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SELECT '24, 33.20'::cube != '24, 33.21'::cube AS bool;
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SELECT '(2,0),(3,1)'::cube = '(2,0,0,0,0),(3,1,0,0,0)'::cube AS bool;
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SELECT '(2,0),(3,1)'::cube = '(2,0,0,0,0),(3,1,0,0,1)'::cube AS bool;
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-- "lower than" / "greater than"
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-- (these operators are not useful for anything but ordering)
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--
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SELECT '1'::cube > '2'::cube AS bool;
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SELECT '1'::cube < '2'::cube AS bool;
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SELECT '1,1'::cube > '1,2'::cube AS bool;
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SELECT '1,1'::cube < '1,2'::cube AS bool;
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SELECT '(2,0),(3,1)'::cube > '(2,0,0,0,0),(3,1,0,0,1)'::cube AS bool;
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SELECT '(2,0),(3,1)'::cube < '(2,0,0,0,0),(3,1,0,0,1)'::cube AS bool;
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SELECT '(2,0),(3,1)'::cube > '(2,0,0,0,1),(3,1,0,0,0)'::cube AS bool;
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SELECT '(2,0),(3,1)'::cube < '(2,0,0,0,1),(3,1,0,0,0)'::cube AS bool;
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SELECT '(2,0),(3,1)'::cube > '(2,0,0,0,0),(3,1,0,0,0)'::cube AS bool;
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SELECT '(2,0),(3,1)'::cube < '(2,0,0,0,0),(3,1,0,0,0)'::cube AS bool;
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SELECT '(2,0,0,0,0),(3,1,0,0,1)'::cube > '(2,0),(3,1)'::cube AS bool;
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SELECT '(2,0,0,0,0),(3,1,0,0,1)'::cube < '(2,0),(3,1)'::cube AS bool;
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SELECT '(2,0,0,0,1),(3,1,0,0,0)'::cube > '(2,0),(3,1)'::cube AS bool;
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SELECT '(2,0,0,0,1),(3,1,0,0,0)'::cube < '(2,0),(3,1)'::cube AS bool;
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SELECT '(2,0,0,0,0),(3,1,0,0,0)'::cube > '(2,0),(3,1)'::cube AS bool;
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SELECT '(2,0,0,0,0),(3,1,0,0,0)'::cube < '(2,0),(3,1)'::cube AS bool;
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-- "overlap"
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--
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SELECT '1'::cube && '1'::cube AS bool;
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SELECT '1'::cube && '2'::cube AS bool;
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SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '0'::cube AS bool;
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SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '1'::cube AS bool;
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SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '1,1,1'::cube AS bool;
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SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '[(1,1,1),(2,2,2)]'::cube AS bool;
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SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '[(1,1),(2,2)]'::cube AS bool;
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SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '[(2,1,1),(2,2,2)]'::cube AS bool;
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-- "contained in" (the left operand is the cube entirely enclosed by
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-- the right operand):
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--
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SELECT '0'::cube <@ '0'::cube AS bool;
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SELECT '0,0,0'::cube <@ '0,0,0'::cube AS bool;
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SELECT '0,0'::cube <@ '0,0,1'::cube AS bool;
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SELECT '0,0,0'::cube <@ '0,0,1'::cube AS bool;
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SELECT '1,0,0'::cube <@ '0,0,1'::cube AS bool;
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SELECT '(1,0,0),(0,0,1)'::cube <@ '(1,0,0),(0,0,1)'::cube AS bool;
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SELECT '(1,0,0),(0,0,1)'::cube <@ '(-1,-1,-1),(1,1,1)'::cube AS bool;
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SELECT '(1,0,0),(0,0,1)'::cube <@ '(-1,-1,-1,-1),(1,1,1,1)'::cube AS bool;
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SELECT '0'::cube <@ '(-1),(1)'::cube AS bool;
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SELECT '1'::cube <@ '(-1),(1)'::cube AS bool;
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SELECT '-1'::cube <@ '(-1),(1)'::cube AS bool;
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SELECT '(-1),(1)'::cube <@ '(-1),(1)'::cube AS bool;
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SELECT '(-1),(1)'::cube <@ '(-1,-1),(1,1)'::cube AS bool;
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SELECT '(-2),(1)'::cube <@ '(-1),(1)'::cube AS bool;
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SELECT '(-2),(1)'::cube <@ '(-1,-1),(1,1)'::cube AS bool;
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-- "contains" (the left operand is the cube that entirely encloses the
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-- right operand)
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--
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SELECT '0'::cube @> '0'::cube AS bool;
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SELECT '0,0,0'::cube @> '0,0,0'::cube AS bool;
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SELECT '0,0,1'::cube @> '0,0'::cube AS bool;
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SELECT '0,0,1'::cube @> '0,0,0'::cube AS bool;
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SELECT '0,0,1'::cube @> '1,0,0'::cube AS bool;
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SELECT '(1,0,0),(0,0,1)'::cube @> '(1,0,0),(0,0,1)'::cube AS bool;
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SELECT '(-1,-1,-1),(1,1,1)'::cube @> '(1,0,0),(0,0,1)'::cube AS bool;
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SELECT '(-1,-1,-1,-1),(1,1,1,1)'::cube @> '(1,0,0),(0,0,1)'::cube AS bool;
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SELECT '(-1),(1)'::cube @> '0'::cube AS bool;
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SELECT '(-1),(1)'::cube @> '1'::cube AS bool;
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SELECT '(-1),(1)'::cube @> '-1'::cube AS bool;
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SELECT '(-1),(1)'::cube @> '(-1),(1)'::cube AS bool;
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SELECT '(-1,-1),(1,1)'::cube @> '(-1),(1)'::cube AS bool;
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SELECT '(-1),(1)'::cube @> '(-2),(1)'::cube AS bool;
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SELECT '(-1,-1),(1,1)'::cube @> '(-2),(1)'::cube AS bool;
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-- Test of distance function
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--
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SELECT cube_distance('(0)'::cube,'(2,2,2,2)'::cube);
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SELECT cube_distance('(0)'::cube,'(.3,.4)'::cube);
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SELECT cube_distance('(2,3,4)'::cube,'(2,3,4)'::cube);
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SELECT cube_distance('(42,42,42,42)'::cube,'(137,137,137,137)'::cube);
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SELECT cube_distance('(42,42,42)'::cube,'(137,137)'::cube);
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-- Test of cube function (text to cube)
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--
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SELECT cube('(1,1.2)'::text);
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SELECT cube(NULL);
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-- Test of cube_dim function (dimensions stored in cube)
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--
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SELECT cube_dim('(0)'::cube);
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SELECT cube_dim('(0,0)'::cube);
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SELECT cube_dim('(0,0,0)'::cube);
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SELECT cube_dim('(42,42,42),(42,42,42)'::cube);
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SELECT cube_dim('(4,8,15,16,23),(4,8,15,16,23)'::cube);
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-- Test of cube_ll_coord function (retrieves LL coordinate values)
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--
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SELECT cube_ll_coord('(-1,1),(2,-2)'::cube, 1);
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SELECT cube_ll_coord('(-1,1),(2,-2)'::cube, 2);
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SELECT cube_ll_coord('(-1,1),(2,-2)'::cube, 3);
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SELECT cube_ll_coord('(1,2),(1,2)'::cube, 1);
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SELECT cube_ll_coord('(1,2),(1,2)'::cube, 2);
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SELECT cube_ll_coord('(1,2),(1,2)'::cube, 3);
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SELECT cube_ll_coord('(42,137)'::cube, 1);
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SELECT cube_ll_coord('(42,137)'::cube, 2);
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SELECT cube_ll_coord('(42,137)'::cube, 3);
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-- Test of cube_ur_coord function (retrieves UR coordinate values)
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--
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SELECT cube_ur_coord('(-1,1),(2,-2)'::cube, 1);
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SELECT cube_ur_coord('(-1,1),(2,-2)'::cube, 2);
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SELECT cube_ur_coord('(-1,1),(2,-2)'::cube, 3);
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SELECT cube_ur_coord('(1,2),(1,2)'::cube, 1);
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SELECT cube_ur_coord('(1,2),(1,2)'::cube, 2);
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SELECT cube_ur_coord('(1,2),(1,2)'::cube, 3);
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SELECT cube_ur_coord('(42,137)'::cube, 1);
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SELECT cube_ur_coord('(42,137)'::cube, 2);
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SELECT cube_ur_coord('(42,137)'::cube, 3);
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-- Test of cube_is_point
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--
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SELECT cube_is_point('(0)'::cube);
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SELECT cube_is_point('(0,1,2)'::cube);
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SELECT cube_is_point('(0,1,2),(0,1,2)'::cube);
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SELECT cube_is_point('(0,1,2),(-1,1,2)'::cube);
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SELECT cube_is_point('(0,1,2),(0,-1,2)'::cube);
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SELECT cube_is_point('(0,1,2),(0,1,-2)'::cube);
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-- Test of cube_enlarge (enlarging and shrinking cubes)
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--
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SELECT cube_enlarge('(0)'::cube, 0, 0);
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SELECT cube_enlarge('(0)'::cube, 0, 1);
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SELECT cube_enlarge('(0)'::cube, 0, 2);
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SELECT cube_enlarge('(2),(-2)'::cube, 0, 4);
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SELECT cube_enlarge('(0)'::cube, 1, 0);
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SELECT cube_enlarge('(0)'::cube, 1, 1);
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SELECT cube_enlarge('(0)'::cube, 1, 2);
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SELECT cube_enlarge('(2),(-2)'::cube, 1, 4);
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SELECT cube_enlarge('(0)'::cube, -1, 0);
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SELECT cube_enlarge('(0)'::cube, -1, 1);
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SELECT cube_enlarge('(0)'::cube, -1, 2);
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SELECT cube_enlarge('(2),(-2)'::cube, -1, 4);
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SELECT cube_enlarge('(0,0,0)'::cube, 1, 0);
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SELECT cube_enlarge('(0,0,0)'::cube, 1, 2);
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SELECT cube_enlarge('(2,-2),(-3,7)'::cube, 1, 2);
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SELECT cube_enlarge('(2,-2),(-3,7)'::cube, 3, 2);
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SELECT cube_enlarge('(2,-2),(-3,7)'::cube, -1, 2);
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SELECT cube_enlarge('(2,-2),(-3,7)'::cube, -3, 2);
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SELECT cube_enlarge('(42,-23,-23),(42,23,23)'::cube, -23, 5);
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SELECT cube_enlarge('(42,-23,-23),(42,23,23)'::cube, -24, 5);
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-- Test of cube_union (MBR for two cubes)
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--
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SELECT cube_union('(1,2),(3,4)'::cube, '(5,6,7),(8,9,10)'::cube);
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SELECT cube_union('(1,2)'::cube, '(4,2,0,0)'::cube);
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SELECT cube_union('(1,2),(1,2)'::cube, '(4,2),(4,2)'::cube);
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SELECT cube_union('(1,2),(1,2)'::cube, '(1,2),(1,2)'::cube);
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SELECT cube_union('(1,2),(1,2)'::cube, '(1,2,0),(1,2,0)'::cube);
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-- Test of cube_inter
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--
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SELECT cube_inter('(1,2),(10,11)'::cube, '(3,4), (16,15)'::cube); -- intersects
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SELECT cube_inter('(1,2),(10,11)'::cube, '(3,4), (6,5)'::cube); -- includes
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SELECT cube_inter('(1,2),(10,11)'::cube, '(13,14), (16,15)'::cube); -- no intersection
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SELECT cube_inter('(1,2),(10,11)'::cube, '(3,14), (16,15)'::cube); -- no intersection, but one dimension intersects
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SELECT cube_inter('(1,2),(10,11)'::cube, '(10,11), (16,15)'::cube); -- point intersection
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SELECT cube_inter('(1,2,3)'::cube, '(1,2,3)'::cube); -- point args
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SELECT cube_inter('(1,2,3)'::cube, '(5,6,3)'::cube); -- point args
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-- Test of cube_size
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--
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SELECT cube_size('(4,8),(15,16)'::cube);
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SELECT cube_size('(42,137)'::cube);
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-- Test of distances (euclidean distance may not be bit-exact)
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--
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SET extra_float_digits = 0;
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SELECT cube_distance('(1,1)'::cube, '(4,5)'::cube);
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SELECT '(1,1)'::cube <-> '(4,5)'::cube as d_e;
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RESET extra_float_digits;
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SELECT distance_chebyshev('(1,1)'::cube, '(4,5)'::cube);
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SELECT '(1,1)'::cube <=> '(4,5)'::cube as d_c;
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SELECT distance_taxicab('(1,1)'::cube, '(4,5)'::cube);
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SELECT '(1,1)'::cube <#> '(4,5)'::cube as d_t;
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-- zero for overlapping
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SELECT cube_distance('(2,2),(10,10)'::cube, '(0,0),(5,5)'::cube);
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SELECT distance_chebyshev('(2,2),(10,10)'::cube, '(0,0),(5,5)'::cube);
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SELECT distance_taxicab('(2,2),(10,10)'::cube, '(0,0),(5,5)'::cube);
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-- coordinate access
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SELECT cube(array[10,20,30], array[40,50,60])->1;
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SELECT cube(array[40,50,60], array[10,20,30])->1;
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SELECT cube(array[10,20,30], array[40,50,60])->6;
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SELECT cube(array[10,20,30], array[40,50,60])->0;
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SELECT cube(array[10,20,30], array[40,50,60])->7;
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SELECT cube(array[10,20,30], array[40,50,60])->-1;
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SELECT cube(array[10,20,30], array[40,50,60])->-6;
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SELECT cube(array[10,20,30])->3;
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SELECT cube(array[10,20,30])->6;
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SELECT cube(array[10,20,30])->-6;
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-- "normalized" coordinate access
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SELECT cube(array[10,20,30], array[40,50,60])~>1;
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SELECT cube(array[40,50,60], array[10,20,30])~>1;
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SELECT cube(array[10,20,30], array[40,50,60])~>2;
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SELECT cube(array[40,50,60], array[10,20,30])~>2;
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SELECT cube(array[10,20,30], array[40,50,60])~>3;
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SELECT cube(array[40,50,60], array[10,20,30])~>3;
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SELECT cube(array[40,50,60], array[10,20,30])~>0;
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SELECT cube(array[40,50,60], array[10,20,30])~>4;
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SELECT cube(array[40,50,60], array[10,20,30])~>(-1);
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|
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-- Load some example data and build the index
|
|
--
|
|
CREATE TABLE test_cube (c cube);
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|
|
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\copy test_cube from 'data/test_cube.data'
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|
|
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CREATE INDEX test_cube_ix ON test_cube USING gist (c);
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SELECT * FROM test_cube WHERE c && '(3000,1000),(0,0)' ORDER BY c;
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|
|
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-- Test sorting
|
|
SELECT * FROM test_cube WHERE c && '(3000,1000),(0,0)' GROUP BY c ORDER BY c;
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|
|
|
-- Test index-only scans
|
|
SET enable_bitmapscan = false;
|
|
EXPLAIN (COSTS OFF)
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SELECT c FROM test_cube WHERE c <@ '(3000,1000),(0,0)' ORDER BY c;
|
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SELECT c FROM test_cube WHERE c <@ '(3000,1000),(0,0)' ORDER BY c;
|
|
RESET enable_bitmapscan;
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|
|
|
-- Test kNN
|
|
INSERT INTO test_cube VALUES ('(1,1)'), ('(100000)'), ('(0, 100000)'); -- Some corner cases
|
|
SET enable_seqscan = false;
|
|
|
|
-- Test different metrics
|
|
SET extra_float_digits = 0;
|
|
SELECT *, c <-> '(100, 100),(500, 500)'::cube as dist FROM test_cube ORDER BY c <-> '(100, 100),(500, 500)'::cube LIMIT 5;
|
|
RESET extra_float_digits;
|
|
SELECT *, c <=> '(100, 100),(500, 500)'::cube as dist FROM test_cube ORDER BY c <=> '(100, 100),(500, 500)'::cube LIMIT 5;
|
|
SELECT *, c <#> '(100, 100),(500, 500)'::cube as dist FROM test_cube ORDER BY c <#> '(100, 100),(500, 500)'::cube LIMIT 5;
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|
|
|
-- Test sorting by coordinates
|
|
SELECT c~>1, c FROM test_cube ORDER BY c~>1 LIMIT 15; -- ascending by left bound
|
|
SELECT c~>2, c FROM test_cube ORDER BY c~>2 LIMIT 15; -- ascending by right bound
|
|
SELECT c~>3, c FROM test_cube ORDER BY c~>3 LIMIT 15; -- ascending by lower bound
|
|
SELECT c~>4, c FROM test_cube ORDER BY c~>4 LIMIT 15; -- ascending by upper bound
|
|
SELECT c~>(-1), c FROM test_cube ORDER BY c~>(-1) LIMIT 15; -- descending by left bound
|
|
SELECT c~>(-2), c FROM test_cube ORDER BY c~>(-2) LIMIT 15; -- descending by right bound
|
|
SELECT c~>(-3), c FROM test_cube ORDER BY c~>(-3) LIMIT 15; -- descending by lower bound
|
|
SELECT c~>(-4), c FROM test_cube ORDER BY c~>(-4) LIMIT 15; -- descending by upper bound
|
|
|
|
-- Same queries with sequential scan (should give the same results as above)
|
|
RESET enable_seqscan;
|
|
SET enable_indexscan = OFF;
|
|
SET extra_float_digits = 0;
|
|
SELECT *, c <-> '(100, 100),(500, 500)'::cube as dist FROM test_cube ORDER BY c <-> '(100, 100),(500, 500)'::cube LIMIT 5;
|
|
RESET extra_float_digits;
|
|
SELECT *, c <=> '(100, 100),(500, 500)'::cube as dist FROM test_cube ORDER BY c <=> '(100, 100),(500, 500)'::cube LIMIT 5;
|
|
SELECT *, c <#> '(100, 100),(500, 500)'::cube as dist FROM test_cube ORDER BY c <#> '(100, 100),(500, 500)'::cube LIMIT 5;
|
|
SELECT c~>1, c FROM test_cube ORDER BY c~>1 LIMIT 15; -- ascending by left bound
|
|
SELECT c~>2, c FROM test_cube ORDER BY c~>2 LIMIT 15; -- ascending by right bound
|
|
SELECT c~>3, c FROM test_cube ORDER BY c~>3 LIMIT 15; -- ascending by lower bound
|
|
SELECT c~>4, c FROM test_cube ORDER BY c~>4 LIMIT 15; -- ascending by upper bound
|
|
SELECT c~>(-1), c FROM test_cube ORDER BY c~>(-1) LIMIT 15; -- descending by left bound
|
|
SELECT c~>(-2), c FROM test_cube ORDER BY c~>(-2) LIMIT 15; -- descending by right bound
|
|
SELECT c~>(-3), c FROM test_cube ORDER BY c~>(-3) LIMIT 15; -- descending by lower bound
|
|
SELECT c~>(-4), c FROM test_cube ORDER BY c~>(-4) LIMIT 15; -- descending by upper bound
|
|
RESET enable_indexscan;
|