-- -- Test cube datatype -- CREATE EXTENSION cube; -- -- testing the input and output functions -- -- Any number (a one-dimensional point) SELECT '1'::cube AS cube; cube ------ (1) (1 row) SELECT '-1'::cube AS cube; cube ------ (-1) (1 row) SELECT '1.'::cube AS cube; cube ------ (1) (1 row) SELECT '-1.'::cube AS cube; cube ------ (-1) (1 row) SELECT '.1'::cube AS cube; cube ------- (0.1) (1 row) SELECT '-.1'::cube AS cube; cube -------- (-0.1) (1 row) SELECT '1.0'::cube AS cube; cube ------ (1) (1 row) SELECT '-1.0'::cube AS cube; cube ------ (-1) (1 row) SELECT '1e27'::cube AS cube; cube --------- (1e+27) (1 row) SELECT '-1e27'::cube AS cube; cube ---------- (-1e+27) (1 row) SELECT '1.0e27'::cube AS cube; cube --------- (1e+27) (1 row) SELECT '-1.0e27'::cube AS cube; cube ---------- (-1e+27) (1 row) SELECT '1e+27'::cube AS cube; cube --------- (1e+27) (1 row) SELECT '-1e+27'::cube AS cube; cube ---------- (-1e+27) (1 row) SELECT '1.0e+27'::cube AS cube; cube --------- (1e+27) (1 row) SELECT '-1.0e+27'::cube AS cube; cube ---------- (-1e+27) (1 row) SELECT '1e-7'::cube AS cube; cube --------- (1e-07) (1 row) SELECT '-1e-7'::cube AS cube; cube ---------- (-1e-07) (1 row) SELECT '1.0e-7'::cube AS cube; cube --------- (1e-07) (1 row) SELECT '-1.0e-7'::cube AS cube; cube ---------- (-1e-07) (1 row) SELECT '1e-700'::cube AS cube; cube ------ (0) (1 row) SELECT '-1e-700'::cube AS cube; cube ------ (-0) (1 row) SELECT '1234567890123456'::cube AS cube; cube ------------------------ (1.23456789012346e+15) (1 row) SELECT '+1234567890123456'::cube AS cube; cube ------------------------ (1.23456789012346e+15) (1 row) SELECT '-1234567890123456'::cube AS cube; cube ------------------------- (-1.23456789012346e+15) (1 row) SELECT '.1234567890123456'::cube AS cube; cube --------------------- (0.123456789012346) (1 row) SELECT '+.1234567890123456'::cube AS cube; cube --------------------- (0.123456789012346) (1 row) SELECT '-.1234567890123456'::cube AS cube; cube ---------------------- (-0.123456789012346) (1 row) -- simple lists (points) SELECT '1,2'::cube AS cube; cube -------- (1, 2) (1 row) SELECT '(1,2)'::cube AS cube; cube -------- (1, 2) (1 row) SELECT '1,2,3,4,5'::cube AS cube; cube ----------------- (1, 2, 3, 4, 5) (1 row) SELECT '(1,2,3,4,5)'::cube AS cube; cube ----------------- (1, 2, 3, 4, 5) (1 row) -- double lists (cubes) SELECT '(0),(0)'::cube AS cube; cube ------ (0) (1 row) SELECT '(0),(1)'::cube AS cube; cube --------- (0),(1) (1 row) SELECT '[(0),(0)]'::cube AS cube; cube ------ (0) (1 row) SELECT '[(0),(1)]'::cube AS cube; cube --------- (0),(1) (1 row) SELECT '(0,0,0,0),(0,0,0,0)'::cube AS cube; cube -------------- (0, 0, 0, 0) (1 row) SELECT '(0,0,0,0),(1,0,0,0)'::cube AS cube; cube --------------------------- (0, 0, 0, 0),(1, 0, 0, 0) (1 row) SELECT '[(0,0,0,0),(0,0,0,0)]'::cube AS cube; cube -------------- (0, 0, 0, 0) (1 row) SELECT '[(0,0,0,0),(1,0,0,0)]'::cube AS cube; cube --------------------------- (0, 0, 0, 0),(1, 0, 0, 0) (1 row) -- invalid input: parse errors SELECT ''::cube AS cube; ERROR: bad cube representation LINE 1: SELECT ''::cube AS cube; ^ DETAIL: syntax error at end of input SELECT 'ABC'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT 'ABC'::cube AS cube; ^ DETAIL: syntax error at or near "A" SELECT '()'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '()'::cube AS cube; ^ DETAIL: syntax error at or near ")" SELECT '[]'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '[]'::cube AS cube; ^ DETAIL: syntax error at or near "]" SELECT '[()]'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '[()]'::cube AS cube; ^ DETAIL: syntax error at or near ")" SELECT '[(1)]'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '[(1)]'::cube AS cube; ^ DETAIL: syntax error at or near "]" SELECT '[(1),]'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '[(1),]'::cube AS cube; ^ DETAIL: syntax error at or near "]" SELECT '[(1),2]'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '[(1),2]'::cube AS cube; ^ DETAIL: syntax error at or near "2" SELECT '[(1),(2),(3)]'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '[(1),(2),(3)]'::cube AS cube; ^ DETAIL: syntax error at or near "," SELECT '1,'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '1,'::cube AS cube; ^ DETAIL: syntax error at end of input SELECT '1,2,'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '1,2,'::cube AS cube; ^ DETAIL: syntax error at end of input SELECT '1,,2'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '1,,2'::cube AS cube; ^ DETAIL: syntax error at or near "," SELECT '(1,)'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '(1,)'::cube AS cube; ^ DETAIL: syntax error at or near ")" SELECT '(1,2,)'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '(1,2,)'::cube AS cube; ^ DETAIL: syntax error at or near ")" SELECT '(1,,2)'::cube AS cube; ERROR: bad cube representation LINE 1: SELECT '(1,,2)'::cube AS cube; ^ DETAIL: syntax error at or near "," -- invalid input: semantic errors and trailing garbage SELECT '[(1),(2)],'::cube AS cube; -- 0 ERROR: bad cube representation LINE 1: SELECT '[(1),(2)],'::cube AS cube; ^ DETAIL: syntax error at or near "," SELECT '[(1,2,3),(2,3)]'::cube AS cube; -- 1 ERROR: bad cube representation LINE 1: SELECT '[(1,2,3),(2,3)]'::cube AS cube; ^ DETAIL: Different point dimensions in (1,2,3) and (2,3). SELECT '[(1,2),(1,2,3)]'::cube AS cube; -- 1 ERROR: bad cube representation LINE 1: SELECT '[(1,2),(1,2,3)]'::cube AS cube; ^ DETAIL: Different point dimensions in (1,2) and (1,2,3). SELECT '(1),(2),'::cube AS cube; -- 2 ERROR: bad cube representation LINE 1: SELECT '(1),(2),'::cube AS cube; ^ DETAIL: syntax error at or near "," SELECT '(1,2,3),(2,3)'::cube AS cube; -- 3 ERROR: bad cube representation LINE 1: SELECT '(1,2,3),(2,3)'::cube AS cube; ^ DETAIL: Different point dimensions in (1,2,3) and (2,3). SELECT '(1,2),(1,2,3)'::cube AS cube; -- 3 ERROR: bad cube representation LINE 1: SELECT '(1,2),(1,2,3)'::cube AS cube; ^ DETAIL: Different point dimensions in (1,2) and (1,2,3). SELECT '(1,2,3)ab'::cube AS cube; -- 4 ERROR: bad cube representation LINE 1: SELECT '(1,2,3)ab'::cube AS cube; ^ DETAIL: syntax error at or near "a" SELECT '(1,2,3)a'::cube AS cube; -- 5 ERROR: bad cube representation LINE 1: SELECT '(1,2,3)a'::cube AS cube; ^ DETAIL: syntax error at or near "a" SELECT '(1,2)('::cube AS cube; -- 5 ERROR: bad cube representation LINE 1: SELECT '(1,2)('::cube AS cube; ^ DETAIL: syntax error at or near "(" SELECT '1,2ab'::cube AS cube; -- 6 ERROR: bad cube representation LINE 1: SELECT '1,2ab'::cube AS cube; ^ DETAIL: syntax error at or near "a" SELECT '1 e7'::cube AS cube; -- 6 ERROR: bad cube representation LINE 1: SELECT '1 e7'::cube AS cube; ^ DETAIL: syntax error at or near "e" SELECT '1,2a'::cube AS cube; -- 7 ERROR: bad cube representation LINE 1: SELECT '1,2a'::cube AS cube; ^ DETAIL: syntax error at or near "a" SELECT '1..2'::cube AS cube; -- 7 ERROR: bad cube representation LINE 1: SELECT '1..2'::cube AS cube; ^ DETAIL: syntax error at or near ".2" -- -- Testing building cubes from float8 values -- SELECT cube(0::float8); cube ------ (0) (1 row) SELECT cube(1::float8); cube ------ (1) (1 row) SELECT cube(1,2); cube --------- (1),(2) (1 row) SELECT cube(cube(1,2),3); cube --------------- (1, 3),(2, 3) (1 row) SELECT cube(cube(1,2),3,4); cube --------------- (1, 3),(2, 4) (1 row) SELECT cube(cube(cube(1,2),3,4),5); cube --------------------- (1, 3, 5),(2, 4, 5) (1 row) SELECT cube(cube(cube(1,2),3,4),5,6); cube --------------------- (1, 3, 5),(2, 4, 6) (1 row) -- -- Test that the text -> cube cast was installed. -- SELECT '(0)'::text::cube; cube ------ (0) (1 row) -- -- Test the float[] -> cube cast -- SELECT cube('{0,1,2}'::float[], '{3,4,5}'::float[]); cube --------------------- (0, 1, 2),(3, 4, 5) (1 row) SELECT cube('{0,1,2}'::float[], '{3}'::float[]); ERROR: UR and LL arrays must be of same length SELECT cube(NULL::float[], '{3}'::float[]); cube ------ (1 row) SELECT cube('{0,1,2}'::float[]); cube ----------- (0, 1, 2) (1 row) SELECT cube_subset(cube('(1,3,5),(6,7,8)'), ARRAY[3,2,1,1]); cube_subset --------------------------- (5, 3, 1, 1),(8, 7, 6, 6) (1 row) SELECT cube_subset(cube('(1,3,5),(1,3,5)'), ARRAY[3,2,1,1]); cube_subset -------------- (5, 3, 1, 1) (1 row) SELECT cube_subset(cube('(1,3,5),(6,7,8)'), ARRAY[4,0]); ERROR: Index out of bounds SELECT cube_subset(cube('(6,7,8),(6,7,8)'), ARRAY[4,0]); ERROR: Index out of bounds -- -- Test point processing -- SELECT cube('(1,2),(1,2)'); -- cube_in cube -------- (1, 2) (1 row) SELECT cube('{0,1,2}'::float[], '{0,1,2}'::float[]); -- cube_a_f8_f8 cube ----------- (0, 1, 2) (1 row) SELECT cube('{5,6,7,8}'::float[]); -- cube_a_f8 cube -------------- (5, 6, 7, 8) (1 row) SELECT cube(1.37); -- cube_f8 cube -------- (1.37) (1 row) SELECT cube(1.37, 1.37); -- cube_f8_f8 cube -------- (1.37) (1 row) SELECT cube(cube(1,1), 42); -- cube_c_f8 cube --------- (1, 42) (1 row) SELECT cube(cube(1,2), 42); -- cube_c_f8 cube ----------------- (1, 42),(2, 42) (1 row) SELECT cube(cube(1,1), 42, 42); -- cube_c_f8_f8 cube --------- (1, 42) (1 row) SELECT cube(cube(1,1), 42, 24); -- cube_c_f8_f8 cube ----------------- (1, 42),(1, 24) (1 row) SELECT cube(cube(1,2), 42, 42); -- cube_c_f8_f8 cube ----------------- (1, 42),(2, 42) (1 row) SELECT cube(cube(1,2), 42, 24); -- cube_c_f8_f8 cube ----------------- (1, 42),(2, 24) (1 row) -- -- Testing limit of CUBE_MAX_DIM dimensions check in cube_in. -- 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; ERROR: bad cube representation LINE 1: 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... ^ DETAIL: A cube cannot have more than 100 dimensions. 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; ERROR: bad cube representation LINE 1: 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... ^ DETAIL: A cube cannot have more than 100 dimensions. -- -- testing the operators -- -- equality/inequality: -- SELECT '24, 33.20'::cube = '24, 33.20'::cube AS bool; bool ------ t (1 row) SELECT '24, 33.20'::cube != '24, 33.20'::cube AS bool; bool ------ f (1 row) SELECT '24, 33.20'::cube = '24, 33.21'::cube AS bool; bool ------ f (1 row) SELECT '24, 33.20'::cube != '24, 33.21'::cube AS bool; bool ------ t (1 row) SELECT '(2,0),(3,1)'::cube = '(2,0,0,0,0),(3,1,0,0,0)'::cube AS bool; bool ------ f (1 row) SELECT '(2,0),(3,1)'::cube = '(2,0,0,0,0),(3,1,0,0,1)'::cube AS bool; bool ------ f (1 row) -- "lower than" / "greater than" -- (these operators are not useful for anything but ordering) -- SELECT '1'::cube > '2'::cube AS bool; bool ------ f (1 row) SELECT '1'::cube < '2'::cube AS bool; bool ------ t (1 row) SELECT '1,1'::cube > '1,2'::cube AS bool; bool ------ f (1 row) SELECT '1,1'::cube < '1,2'::cube AS bool; bool ------ t (1 row) SELECT '(2,0),(3,1)'::cube > '(2,0,0,0,0),(3,1,0,0,1)'::cube AS bool; bool ------ f (1 row) SELECT '(2,0),(3,1)'::cube < '(2,0,0,0,0),(3,1,0,0,1)'::cube AS bool; bool ------ t (1 row) SELECT '(2,0),(3,1)'::cube > '(2,0,0,0,1),(3,1,0,0,0)'::cube AS bool; bool ------ f (1 row) SELECT '(2,0),(3,1)'::cube < '(2,0,0,0,1),(3,1,0,0,0)'::cube AS bool; bool ------ t (1 row) SELECT '(2,0),(3,1)'::cube > '(2,0,0,0,0),(3,1,0,0,0)'::cube AS bool; bool ------ f (1 row) SELECT '(2,0),(3,1)'::cube < '(2,0,0,0,0),(3,1,0,0,0)'::cube AS bool; bool ------ t (1 row) SELECT '(2,0,0,0,0),(3,1,0,0,1)'::cube > '(2,0),(3,1)'::cube AS bool; bool ------ t (1 row) SELECT '(2,0,0,0,0),(3,1,0,0,1)'::cube < '(2,0),(3,1)'::cube AS bool; bool ------ f (1 row) SELECT '(2,0,0,0,1),(3,1,0,0,0)'::cube > '(2,0),(3,1)'::cube AS bool; bool ------ t (1 row) SELECT '(2,0,0,0,1),(3,1,0,0,0)'::cube < '(2,0),(3,1)'::cube AS bool; bool ------ f (1 row) SELECT '(2,0,0,0,0),(3,1,0,0,0)'::cube > '(2,0),(3,1)'::cube AS bool; bool ------ t (1 row) SELECT '(2,0,0,0,0),(3,1,0,0,0)'::cube < '(2,0),(3,1)'::cube AS bool; bool ------ f (1 row) -- "overlap" -- SELECT '1'::cube && '1'::cube AS bool; bool ------ t (1 row) SELECT '1'::cube && '2'::cube AS bool; bool ------ f (1 row) SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '0'::cube AS bool; bool ------ t (1 row) SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '1'::cube AS bool; bool ------ t (1 row) SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '1,1,1'::cube AS bool; bool ------ t (1 row) SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '[(1,1,1),(2,2,2)]'::cube AS bool; bool ------ t (1 row) SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '[(1,1),(2,2)]'::cube AS bool; bool ------ t (1 row) SELECT '[(-1,-1,-1),(1,1,1)]'::cube && '[(2,1,1),(2,2,2)]'::cube AS bool; bool ------ f (1 row) -- "contained in" (the left operand is the cube entirely enclosed by -- the right operand): -- SELECT '0'::cube <@ '0'::cube AS bool; bool ------ t (1 row) SELECT '0,0,0'::cube <@ '0,0,0'::cube AS bool; bool ------ t (1 row) SELECT '0,0'::cube <@ '0,0,1'::cube AS bool; bool ------ t (1 row) SELECT '0,0,0'::cube <@ '0,0,1'::cube AS bool; bool ------ f (1 row) SELECT '1,0,0'::cube <@ '0,0,1'::cube AS bool; bool ------ f (1 row) SELECT '(1,0,0),(0,0,1)'::cube <@ '(1,0,0),(0,0,1)'::cube AS bool; bool ------ t (1 row) SELECT '(1,0,0),(0,0,1)'::cube <@ '(-1,-1,-1),(1,1,1)'::cube AS bool; bool ------ t (1 row) SELECT '(1,0,0),(0,0,1)'::cube <@ '(-1,-1,-1,-1),(1,1,1,1)'::cube AS bool; bool ------ t (1 row) SELECT '0'::cube <@ '(-1),(1)'::cube AS bool; bool ------ t (1 row) SELECT '1'::cube <@ '(-1),(1)'::cube AS bool; bool ------ t (1 row) SELECT '-1'::cube <@ '(-1),(1)'::cube AS bool; bool ------ t (1 row) SELECT '(-1),(1)'::cube <@ '(-1),(1)'::cube AS bool; bool ------ t (1 row) SELECT '(-1),(1)'::cube <@ '(-1,-1),(1,1)'::cube AS bool; bool ------ t (1 row) SELECT '(-2),(1)'::cube <@ '(-1),(1)'::cube AS bool; bool ------ f (1 row) SELECT '(-2),(1)'::cube <@ '(-1,-1),(1,1)'::cube AS bool; bool ------ f (1 row) -- "contains" (the left operand is the cube that entirely encloses the -- right operand) -- SELECT '0'::cube @> '0'::cube AS bool; bool ------ t (1 row) SELECT '0,0,0'::cube @> '0,0,0'::cube AS bool; bool ------ t (1 row) SELECT '0,0,1'::cube @> '0,0'::cube AS bool; bool ------ t (1 row) SELECT '0,0,1'::cube @> '0,0,0'::cube AS bool; bool ------ f (1 row) SELECT '0,0,1'::cube @> '1,0,0'::cube AS bool; bool ------ f (1 row) SELECT '(1,0,0),(0,0,1)'::cube @> '(1,0,0),(0,0,1)'::cube AS bool; bool ------ t (1 row) SELECT '(-1,-1,-1),(1,1,1)'::cube @> '(1,0,0),(0,0,1)'::cube AS bool; bool ------ t (1 row) SELECT '(-1,-1,-1,-1),(1,1,1,1)'::cube @> '(1,0,0),(0,0,1)'::cube AS bool; bool ------ t (1 row) SELECT '(-1),(1)'::cube @> '0'::cube AS bool; bool ------ t (1 row) SELECT '(-1),(1)'::cube @> '1'::cube AS bool; bool ------ t (1 row) SELECT '(-1),(1)'::cube @> '-1'::cube AS bool; bool ------ t (1 row) SELECT '(-1),(1)'::cube @> '(-1),(1)'::cube AS bool; bool ------ t (1 row) SELECT '(-1,-1),(1,1)'::cube @> '(-1),(1)'::cube AS bool; bool ------ t (1 row) SELECT '(-1),(1)'::cube @> '(-2),(1)'::cube AS bool; bool ------ f (1 row) SELECT '(-1,-1),(1,1)'::cube @> '(-2),(1)'::cube AS bool; bool ------ f (1 row) -- Test of distance function -- SELECT cube_distance('(0)'::cube,'(2,2,2,2)'::cube); cube_distance --------------- 4 (1 row) SELECT cube_distance('(0)'::cube,'(.3,.4)'::cube); cube_distance --------------- 0.5 (1 row) SELECT cube_distance('(2,3,4)'::cube,'(2,3,4)'::cube); cube_distance --------------- 0 (1 row) SELECT cube_distance('(42,42,42,42)'::cube,'(137,137,137,137)'::cube); cube_distance --------------- 190 (1 row) SELECT cube_distance('(42,42,42)'::cube,'(137,137)'::cube); cube_distance ------------------ 140.762210837994 (1 row) -- Test of cube function (text to cube) -- SELECT cube('(1,1.2)'::text); cube ---------- (1, 1.2) (1 row) SELECT cube(NULL); cube ------ (1 row) -- Test of cube_dim function (dimensions stored in cube) -- SELECT cube_dim('(0)'::cube); cube_dim ---------- 1 (1 row) SELECT cube_dim('(0,0)'::cube); cube_dim ---------- 2 (1 row) SELECT cube_dim('(0,0,0)'::cube); cube_dim ---------- 3 (1 row) SELECT cube_dim('(42,42,42),(42,42,42)'::cube); cube_dim ---------- 3 (1 row) SELECT cube_dim('(4,8,15,16,23),(4,8,15,16,23)'::cube); cube_dim ---------- 5 (1 row) -- Test of cube_ll_coord function (retrieves LL coodinate values) -- SELECT cube_ll_coord('(-1,1),(2,-2)'::cube, 1); cube_ll_coord --------------- -1 (1 row) SELECT cube_ll_coord('(-1,1),(2,-2)'::cube, 2); cube_ll_coord --------------- -2 (1 row) SELECT cube_ll_coord('(-1,1),(2,-2)'::cube, 3); cube_ll_coord --------------- 0 (1 row) SELECT cube_ll_coord('(1,2),(1,2)'::cube, 1); cube_ll_coord --------------- 1 (1 row) SELECT cube_ll_coord('(1,2),(1,2)'::cube, 2); cube_ll_coord --------------- 2 (1 row) SELECT cube_ll_coord('(1,2),(1,2)'::cube, 3); cube_ll_coord --------------- 0 (1 row) SELECT cube_ll_coord('(42,137)'::cube, 1); cube_ll_coord --------------- 42 (1 row) SELECT cube_ll_coord('(42,137)'::cube, 2); cube_ll_coord --------------- 137 (1 row) SELECT cube_ll_coord('(42,137)'::cube, 3); cube_ll_coord --------------- 0 (1 row) -- Test of cube_ur_coord function (retrieves UR coodinate values) -- SELECT cube_ur_coord('(-1,1),(2,-2)'::cube, 1); cube_ur_coord --------------- 2 (1 row) SELECT cube_ur_coord('(-1,1),(2,-2)'::cube, 2); cube_ur_coord --------------- 1 (1 row) SELECT cube_ur_coord('(-1,1),(2,-2)'::cube, 3); cube_ur_coord --------------- 0 (1 row) SELECT cube_ur_coord('(1,2),(1,2)'::cube, 1); cube_ur_coord --------------- 1 (1 row) SELECT cube_ur_coord('(1,2),(1,2)'::cube, 2); cube_ur_coord --------------- 2 (1 row) SELECT cube_ur_coord('(1,2),(1,2)'::cube, 3); cube_ur_coord --------------- 0 (1 row) SELECT cube_ur_coord('(42,137)'::cube, 1); cube_ur_coord --------------- 42 (1 row) SELECT cube_ur_coord('(42,137)'::cube, 2); cube_ur_coord --------------- 137 (1 row) SELECT cube_ur_coord('(42,137)'::cube, 3); cube_ur_coord --------------- 0 (1 row) -- Test of cube_is_point -- SELECT cube_is_point('(0)'::cube); cube_is_point --------------- t (1 row) SELECT cube_is_point('(0,1,2)'::cube); cube_is_point --------------- t (1 row) SELECT cube_is_point('(0,1,2),(0,1,2)'::cube); cube_is_point --------------- t (1 row) SELECT cube_is_point('(0,1,2),(-1,1,2)'::cube); cube_is_point --------------- f (1 row) SELECT cube_is_point('(0,1,2),(0,-1,2)'::cube); cube_is_point --------------- f (1 row) SELECT cube_is_point('(0,1,2),(0,1,-2)'::cube); cube_is_point --------------- f (1 row) -- Test of cube_enlarge (enlarging and shrinking cubes) -- SELECT cube_enlarge('(0)'::cube, 0, 0); cube_enlarge -------------- (0) (1 row) SELECT cube_enlarge('(0)'::cube, 0, 1); cube_enlarge -------------- (0) (1 row) SELECT cube_enlarge('(0)'::cube, 0, 2); cube_enlarge -------------- (0) (1 row) SELECT cube_enlarge('(2),(-2)'::cube, 0, 4); cube_enlarge -------------- (-2),(2) (1 row) SELECT cube_enlarge('(0)'::cube, 1, 0); cube_enlarge -------------- (-1),(1) (1 row) SELECT cube_enlarge('(0)'::cube, 1, 1); cube_enlarge -------------- (-1),(1) (1 row) SELECT cube_enlarge('(0)'::cube, 1, 2); cube_enlarge ----------------- (-1, -1),(1, 1) (1 row) SELECT cube_enlarge('(2),(-2)'::cube, 1, 4); cube_enlarge ------------------------------- (-3, -1, -1, -1),(3, 1, 1, 1) (1 row) SELECT cube_enlarge('(0)'::cube, -1, 0); cube_enlarge -------------- (0) (1 row) SELECT cube_enlarge('(0)'::cube, -1, 1); cube_enlarge -------------- (0) (1 row) SELECT cube_enlarge('(0)'::cube, -1, 2); cube_enlarge -------------- (0) (1 row) SELECT cube_enlarge('(2),(-2)'::cube, -1, 4); cube_enlarge -------------- (-1),(1) (1 row) SELECT cube_enlarge('(0,0,0)'::cube, 1, 0); cube_enlarge ------------------------ (-1, -1, -1),(1, 1, 1) (1 row) SELECT cube_enlarge('(0,0,0)'::cube, 1, 2); cube_enlarge ------------------------ (-1, -1, -1),(1, 1, 1) (1 row) SELECT cube_enlarge('(2,-2),(-3,7)'::cube, 1, 2); cube_enlarge ----------------- (-4, -3),(3, 8) (1 row) SELECT cube_enlarge('(2,-2),(-3,7)'::cube, 3, 2); cube_enlarge ------------------ (-6, -5),(5, 10) (1 row) SELECT cube_enlarge('(2,-2),(-3,7)'::cube, -1, 2); cube_enlarge ----------------- (-2, -1),(1, 6) (1 row) SELECT cube_enlarge('(2,-2),(-3,7)'::cube, -3, 2); cube_enlarge --------------------- (-0.5, 1),(-0.5, 4) (1 row) SELECT cube_enlarge('(42,-23,-23),(42,23,23)'::cube, -23, 5); cube_enlarge -------------- (42, 0, 0) (1 row) SELECT cube_enlarge('(42,-23,-23),(42,23,23)'::cube, -24, 5); cube_enlarge -------------- (42, 0, 0) (1 row) -- Test of cube_union (MBR for two cubes) -- SELECT cube_union('(1,2),(3,4)'::cube, '(5,6,7),(8,9,10)'::cube); cube_union ---------------------- (1, 2, 0),(8, 9, 10) (1 row) SELECT cube_union('(1,2)'::cube, '(4,2,0,0)'::cube); cube_union --------------------------- (1, 2, 0, 0),(4, 2, 0, 0) (1 row) SELECT cube_union('(1,2),(1,2)'::cube, '(4,2),(4,2)'::cube); cube_union --------------- (1, 2),(4, 2) (1 row) SELECT cube_union('(1,2),(1,2)'::cube, '(1,2),(1,2)'::cube); cube_union ------------ (1, 2) (1 row) SELECT cube_union('(1,2),(1,2)'::cube, '(1,2,0),(1,2,0)'::cube); cube_union ------------ (1, 2, 0) (1 row) -- Test of cube_inter -- SELECT cube_inter('(1,2),(10,11)'::cube, '(3,4), (16,15)'::cube); -- intersects cube_inter ----------------- (3, 4),(10, 11) (1 row) SELECT cube_inter('(1,2),(10,11)'::cube, '(3,4), (6,5)'::cube); -- includes cube_inter --------------- (3, 4),(6, 5) (1 row) SELECT cube_inter('(1,2),(10,11)'::cube, '(13,14), (16,15)'::cube); -- no intersection cube_inter ------------------- (13, 14),(10, 11) (1 row) SELECT cube_inter('(1,2),(10,11)'::cube, '(3,14), (16,15)'::cube); -- no intersection, but one dimension intersects cube_inter ------------------ (3, 14),(10, 11) (1 row) SELECT cube_inter('(1,2),(10,11)'::cube, '(10,11), (16,15)'::cube); -- point intersection cube_inter ------------ (10, 11) (1 row) SELECT cube_inter('(1,2,3)'::cube, '(1,2,3)'::cube); -- point args cube_inter ------------ (1, 2, 3) (1 row) SELECT cube_inter('(1,2,3)'::cube, '(5,6,3)'::cube); -- point args cube_inter --------------------- (5, 6, 3),(1, 2, 3) (1 row) -- Test of cube_size -- SELECT cube_size('(4,8),(15,16)'::cube); cube_size ----------- 88 (1 row) SELECT cube_size('(42,137)'::cube); cube_size ----------- 0 (1 row) -- Load some example data and build the index -- CREATE TABLE test_cube (c cube); \copy test_cube from 'data/test_cube.data' CREATE INDEX test_cube_ix ON test_cube USING gist (c); SELECT * FROM test_cube WHERE c && '(3000,1000),(0,0)' ORDER BY c; c -------------------------- (337, 455),(240, 359) (759, 187),(662, 163) (1444, 403),(1346, 344) (1594, 1043),(1517, 971) (2424, 160),(2424, 81) (5 rows) -- Test sorting SELECT * FROM test_cube WHERE c && '(3000,1000),(0,0)' GROUP BY c ORDER BY c; c -------------------------- (337, 455),(240, 359) (759, 187),(662, 163) (1444, 403),(1346, 344) (1594, 1043),(1517, 971) (2424, 160),(2424, 81) (5 rows)