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|
--
-- PATH
--
--DROP TABLE PATH_TBL;
CREATE TABLE PATH_TBL (f1 path);
INSERT INTO PATH_TBL VALUES ('[(1,2),(3,4)]');
INSERT INTO PATH_TBL VALUES (' ( ( 1 , 2 ) , ( 3 , 4 ) ) ');
INSERT INTO PATH_TBL VALUES ('[ (0,0),(3,0),(4,5),(1,6) ]');
INSERT INTO PATH_TBL VALUES ('((1,2) ,(3,4 ))');
INSERT INTO PATH_TBL VALUES ('1,2 ,3,4 ');
INSERT INTO PATH_TBL VALUES (' [1,2,3, 4] ');
INSERT INTO PATH_TBL VALUES ('((10,20))'); -- Only one point
INSERT INTO PATH_TBL VALUES ('[ 11,12,13,14 ]');
INSERT INTO PATH_TBL VALUES ('( 11,12,13,14) ');
-- bad values for parser testing
INSERT INTO PATH_TBL VALUES ('[]');
ERROR: invalid input syntax for type path: "[]"
LINE 1: INSERT INTO PATH_TBL VALUES ('[]');
^
INSERT INTO PATH_TBL VALUES ('[(,2),(3,4)]');
ERROR: invalid input syntax for type path: "[(,2),(3,4)]"
LINE 1: INSERT INTO PATH_TBL VALUES ('[(,2),(3,4)]');
^
INSERT INTO PATH_TBL VALUES ('[(1,2),(3,4)');
ERROR: invalid input syntax for type path: "[(1,2),(3,4)"
LINE 1: INSERT INTO PATH_TBL VALUES ('[(1,2),(3,4)');
^
INSERT INTO PATH_TBL VALUES ('(1,2,3,4');
ERROR: invalid input syntax for type path: "(1,2,3,4"
LINE 1: INSERT INTO PATH_TBL VALUES ('(1,2,3,4');
^
INSERT INTO PATH_TBL VALUES ('(1,2),(3,4)]');
ERROR: invalid input syntax for type path: "(1,2),(3,4)]"
LINE 1: INSERT INTO PATH_TBL VALUES ('(1,2),(3,4)]');
^
SELECT '' AS count, f1 AS open_path FROM PATH_TBL WHERE isopen(f1);
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);
count | closed_path
-------+-------------------
| ((1,2),(3,4))
| ((1,2),(3,4))
| ((1,2),(3,4))
| ((10,20))
| ((11,12),(13,14))
(5 rows)
SELECT '' AS count, pclose(f1) AS closed_path FROM PATH_TBL;
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))
| ((10,20))
| ((11,12),(13,14))
| ((11,12),(13,14))
(9 rows)
SELECT '' AS count, popen(f1) AS open_path FROM PATH_TBL;
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)]
| [(10,20)]
| [(11,12),(13,14)]
| [(11,12),(13,14)]
(9 rows)
|
