postgresql/contrib/cube/expected/cube.out
Tom Lane f85f43dfb5 Backend support for autocommit removed, per recent discussions. The
only remnant of this failed experiment is that the server will take
SET AUTOCOMMIT TO ON.  Still TODO: provide some client-side autocommit
logic in libpq.
2003-05-14 03:26:03 +00:00

1291 lines
23 KiB
Plaintext

--
-- Test cube datatype
--
--
-- first, define the datatype. Turn off echoing so that expected file
-- does not depend on contents of cube.sql.
--
\set ECHO none
psql:cube.sql:10: NOTICE: ProcedureCreate: type cube is not yet defined
psql:cube.sql:15: NOTICE: Argument type "cube" is only a shell
--
-- 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: cube_in: can't parse an empty string
SELECT 'ABC'::cube AS cube;
ERROR: syntax error at or before position 1, character ('A', \101), input: 'ABC'
SELECT '()'::cube AS cube;
ERROR: syntax error at or before position 2, character (')', \051), input: '()'
SELECT '[]'::cube AS cube;
ERROR: syntax error at or before position 2, character (']', \135), input: '[]'
SELECT '[()]'::cube AS cube;
ERROR: syntax error at or before position 3, character (')', \051), input: '[()]'
SELECT '[(1)]'::cube AS cube;
ERROR: syntax error at or before position 5, character (']', \135), input: '[(1)]'
SELECT '[(1),]'::cube AS cube;
ERROR: syntax error at or before position 6, character (']', \135), input: '[(1),]'
SELECT '[(1),2]'::cube AS cube;
ERROR: syntax error at or before position 7, character (']', \135), input: '[(1),2]'
SELECT '[(1),(2),(3)]'::cube AS cube;
ERROR: syntax error at or before position 9, character (',', \054), input: '[(1),(2),(3)]'
SELECT '1,'::cube AS cube;
ERROR: syntax error at or before position 2, character (',', \054), input: '1,'
SELECT '1,2,'::cube AS cube;
ERROR: syntax error at or before position 4, character (',', \054), input: '1,2,'
SELECT '1,,2'::cube AS cube;
ERROR: syntax error at or before position 3, character (',', \054), input: '1,,2'
SELECT '(1,)'::cube AS cube;
ERROR: syntax error at or before position 4, character (')', \051), input: '(1,)'
SELECT '(1,2,)'::cube AS cube;
ERROR: syntax error at or before position 6, character (')', \051), input: '(1,2,)'
SELECT '(1,,2)'::cube AS cube;
ERROR: syntax error at or before position 4, character (',', \054), input: '(1,,2)'
-- invalid input: semantic errors and trailing garbage
SELECT '[(1),(2)],'::cube AS cube; -- 0
ERROR: (0) bad cube representation; garbage at or before char 9, (',', \054)
SELECT '[(1,2,3),(2,3)]'::cube AS cube; -- 1
ERROR: (1) bad cube representation; different point dimensions in (1,2,3) and (2,3)
SELECT '[(1,2),(1,2,3)]'::cube AS cube; -- 1
ERROR: (1) bad cube representation; different point dimensions in (1,2) and (1,2,3)
SELECT '(1),(2),'::cube AS cube; -- 2
ERROR: (2) bad cube representation; garbage at or before char 7, (',', \054)
SELECT '(1,2,3),(2,3)'::cube AS cube; -- 3
ERROR: (3) bad cube representation; different point dimensions in (1,2,3) and (2,3)
SELECT '(1,2),(1,2,3)'::cube AS cube; -- 3
ERROR: (3) bad cube representation; different point dimensions in (1,2) and (1,2,3)
SELECT '(1,2,3)ab'::cube AS cube; -- 4
ERROR: (4) bad cube representation; garbage at or before char 8, ('b', \142)
SELECT '(1,2,3)a'::cube AS cube; -- 5
ERROR: (5) bad cube representation; garbage at or before char 8, ('end of input', \000)
SELECT '(1,2)('::cube AS cube; -- 5
ERROR: (5) bad cube representation; garbage at or before char 6, ('end of input', \000)
SELECT '1,2ab'::cube AS cube; -- 6
ERROR: (6) bad cube representation; garbage at or before char 4, ('b', \142)
SELECT '1 e7'::cube AS cube; -- 6
ERROR: (6) bad cube representation; garbage at or before char 3, ('7', \067)
SELECT '1,2a'::cube AS cube; -- 7
ERROR: (7) bad cube representation; garbage at or before char 4, ('end of input', \000)
SELECT '1..2'::cube AS cube; -- 7
ERROR: (7) bad cube representation; garbage at or before char 4, ('end of input', \000)
--
-- 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)
--
-- 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: (8) bad cube representation; 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: (8) bad cube representation; 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
------
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)
-- "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)
-- "overlap on the left" / "overlap on the right"
-- (these operators are not useful at all but R-tree seems to be
-- sensitive to their presence)
--
SELECT '1'::cube &< '0'::cube AS bool;
bool
------
f
(1 row)
SELECT '1'::cube &< '1'::cube AS bool;
bool
------
t
(1 row)
SELECT '1'::cube &< '2'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(1)'::cube &< '0'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(1)'::cube &< '1'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(1)'::cube &< '(0),(0.5)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(1)'::cube &< '(0),(1)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(1)'::cube &< '(0),(2)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(1)'::cube &< '(1),(2)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(1)'::cube &< '(2),(3)'::cube AS bool;
bool
------
f
(1 row)
SELECT '0'::cube &> '1'::cube AS bool;
bool
------
f
(1 row)
SELECT '1'::cube &> '1'::cube AS bool;
bool
------
t
(1 row)
SELECT '2'::cube &> '1'::cube AS bool;
bool
------
f
(1 row)
SELECT '0'::cube &> '(0),(1)'::cube AS bool;
bool
------
t
(1 row)
SELECT '1'::cube &> '(0),(1)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(0.5)' &> '(0),(1)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(1)'::cube &> '(0),(1)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(2)'::cube &> '(0),(1)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(1),(2)'::cube &> '(0),(1)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(2),(3)'::cube &> '(0),(1)'::cube AS bool;
bool
------
f
(1 row)
-- "left" / "right"
-- (these operators are not useful but for 1-D or 2-D cubes, but R-tree
-- seems to want them defined)
--
SELECT '1'::cube << '0'::cube AS bool;
bool
------
f
(1 row)
SELECT '1'::cube << '1'::cube AS bool;
bool
------
f
(1 row)
SELECT '1'::cube << '2'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(1)'::cube << '0'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(1)'::cube << '1'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(1)'::cube << '(0),(0.5)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(1)'::cube << '(0),(1)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(1)'::cube << '(0),(2)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(1)'::cube << '(1),(2)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(1)'::cube << '(2),(3)'::cube AS bool;
bool
------
t
(1 row)
SELECT '0'::cube >> '1'::cube AS bool;
bool
------
f
(1 row)
SELECT '1'::cube >> '1'::cube AS bool;
bool
------
f
(1 row)
SELECT '2'::cube >> '1'::cube AS bool;
bool
------
t
(1 row)
SELECT '0'::cube >> '(0),(1)'::cube AS bool;
bool
------
f
(1 row)
SELECT '1'::cube >> '(0),(1)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(0),(0.5)' >> '(0),(1)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(1)'::cube >> '(0),(1)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(0),(2)'::cube >> '(0),(1)'::cube AS bool;
bool
------
f
(1 row)
SELECT '(1),(2)'::cube >> '(0),(1)'::cube AS bool;
bool
------
t
(1 row)
SELECT '(2),(3)'::cube >> '(0),(1)'::cube AS bool;
bool
------
t
(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)
-- Test of cube function (text to cube)
--
SELECT cube('('||1||','||1.2||')');
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)
-- 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)
-- 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)
-- 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)
-- 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)';
c
--------------------------
(2424, 160),(2424, 81)
(759, 187),(662, 163)
(1444, 403),(1346, 344)
(337, 455),(240, 359)
(1594, 1043),(1517, 971)
(5 rows)
-- Test sorting
SELECT * FROM test_cube WHERE c && '(3000,1000),(0,0)' GROUP 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)