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|
--
-- PATH
--
--DROP TABLE PATH_TBL;
CREATE TABLE PATH_TBL (ID int, f1 path);
INSERT INTO PATH_TBL VALUES (1,'[(1,2),(3,4)]');
INSERT INTO PATH_TBL VALUES (2,'((1,2),(3,4))');
INSERT INTO PATH_TBL VALUES (3,'[(0,0),(3,0),(4,5),(1,6)]');
INSERT INTO PATH_TBL VALUES (4, '((1,2),(3,4))');
INSERT INTO PATH_TBL VALUES (5, '1,2 ,3,4');
INSERT INTO PATH_TBL VALUES (6, '[1,2,3, 4]');
INSERT INTO PATH_TBL VALUES (7, '[11,12,13,14]');
INSERT INTO PATH_TBL VALUES (8, '(11,12,13,14)');
-- bad values for parser testing
INSERT INTO PATH_TBL VALUES (9, '[(,2),(3,4)]');
ERROR: invalid input syntax for type path: "[(,2),(3,4)]"
LINE 1: INSERT INTO PATH_TBL VALUES (9, '[(,2),(3,4)]');
^
INSERT INTO PATH_TBL VALUES (10, '[(1,2),(3,4)');
ERROR: invalid input syntax for type path: "[(1,2),(3,4)"
LINE 1: INSERT INTO PATH_TBL VALUES (10, '[(1,2),(3,4)');
^
SELECT f1 FROM PATH_TBL ORDER BY ID;
f1
---------------------------
[(1,2),(3,4)]
((1,2),(3,4))
[(0,0),(3,0),(4,5),(1,6)]
((1,2),(3,4))
((1,2),(3,4))
[(1,2),(3,4)]
[(11,12),(13,14)]
((11,12),(13,14))
(8 rows)
SELECT '' AS count, f1 AS open_path FROM PATH_TBL WHERE isopen(f1) ORDER BY ID;
count | open_path
-------+---------------------------
| [(1,2),(3,4)]
| [(0,0),(3,0),(4,5),(1,6)]
| [(1,2),(3,4)]
| [(11,12),(13,14)]
(4 rows)
SELECT '' AS count, f1 AS closed_path FROM PATH_TBL WHERE isclosed(f1) ORDER BY ID;
count | closed_path
-------+-------------------
| ((1,2),(3,4))
| ((1,2),(3,4))
| ((1,2),(3,4))
| ((11,12),(13,14))
(4 rows)
SELECT '' AS count, pclose(f1) AS closed_path FROM PATH_TBL ORDER BY ID;
count | closed_path
-------+---------------------------
| ((1,2),(3,4))
| ((1,2),(3,4))
| ((0,0),(3,0),(4,5),(1,6))
| ((1,2),(3,4))
| ((1,2),(3,4))
| ((1,2),(3,4))
| ((11,12),(13,14))
| ((11,12),(13,14))
(8 rows)
SELECT '' AS count, popen(f1) AS open_path FROM PATH_TBL ORDER BY ID;
count | open_path
-------+---------------------------
| [(1,2),(3,4)]
| [(1,2),(3,4)]
| [(0,0),(3,0),(4,5),(1,6)]
| [(1,2),(3,4)]
| [(1,2),(3,4)]
| [(1,2),(3,4)]
| [(11,12),(13,14)]
| [(11,12),(13,14)]
(8 rows)
|
