58 lines
2.0 KiB
Plaintext
58 lines
2.0 KiB
Plaintext
--
|
|
-- LSEG
|
|
-- Line segments
|
|
--
|
|
--DROP TABLE LSEG_TBL;
|
|
CREATE TABLE LSEG_TBL (s lseg);
|
|
INSERT INTO LSEG_TBL VALUES ('[(1,2),(3,4)]');
|
|
INSERT INTO LSEG_TBL VALUES ('(0,0),(6,6)');
|
|
INSERT INTO LSEG_TBL VALUES ('10,-10 ,-3,-4');
|
|
INSERT INTO LSEG_TBL VALUES ('[-1e6,2e2,3e5, -4e1]');
|
|
INSERT INTO LSEG_TBL VALUES (lseg(point(11, 22), point(33,44)));
|
|
INSERT INTO LSEG_TBL VALUES ('[(-10,2),(-10,3)]'); -- vertical
|
|
INSERT INTO LSEG_TBL VALUES ('[(0,-20),(30,-20)]'); -- horizontal
|
|
INSERT INTO LSEG_TBL VALUES ('[(NaN,1),(NaN,90)]'); -- NaN
|
|
-- bad values for parser testing
|
|
INSERT INTO LSEG_TBL VALUES ('(3asdf,2 ,3,4r2)');
|
|
ERROR: invalid input syntax for type lseg: "(3asdf,2 ,3,4r2)"
|
|
LINE 1: INSERT INTO LSEG_TBL VALUES ('(3asdf,2 ,3,4r2)');
|
|
^
|
|
INSERT INTO LSEG_TBL VALUES ('[1,2,3, 4');
|
|
ERROR: invalid input syntax for type lseg: "[1,2,3, 4"
|
|
LINE 1: INSERT INTO LSEG_TBL VALUES ('[1,2,3, 4');
|
|
^
|
|
INSERT INTO LSEG_TBL VALUES ('[(,2),(3,4)]');
|
|
ERROR: invalid input syntax for type lseg: "[(,2),(3,4)]"
|
|
LINE 1: INSERT INTO LSEG_TBL VALUES ('[(,2),(3,4)]');
|
|
^
|
|
INSERT INTO LSEG_TBL VALUES ('[(1,2),(3,4)');
|
|
ERROR: invalid input syntax for type lseg: "[(1,2),(3,4)"
|
|
LINE 1: INSERT INTO LSEG_TBL VALUES ('[(1,2),(3,4)');
|
|
^
|
|
select * from LSEG_TBL;
|
|
s
|
|
-------------------------------
|
|
[(1,2),(3,4)]
|
|
[(0,0),(6,6)]
|
|
[(10,-10),(-3,-4)]
|
|
[(-1000000,200),(300000,-40)]
|
|
[(11,22),(33,44)]
|
|
[(-10,2),(-10,3)]
|
|
[(0,-20),(30,-20)]
|
|
[(NaN,1),(NaN,90)]
|
|
(8 rows)
|
|
|
|
-- test non-error-throwing API for some core types
|
|
SELECT pg_input_is_valid('[(1,2),(3)]', 'lseg');
|
|
pg_input_is_valid
|
|
-------------------
|
|
f
|
|
(1 row)
|
|
|
|
SELECT * FROM pg_input_error_info('[(1,2),(3)]', 'lseg');
|
|
message | detail | hint | sql_error_code
|
|
---------------------------------------------------+--------+------+----------------
|
|
invalid input syntax for type lseg: "[(1,2),(3)]" | | | 22P02
|
|
(1 row)
|
|
|