6 CREATE TABLE LINE_TBL (s line);
7 INSERT INTO LINE_TBL VALUES ('{1,-1,1}');
8 INSERT INTO LINE_TBL VALUES ('(0,0),(6,6)');
9 INSERT INTO LINE_TBL VALUES ('10,-10 ,-5,-4');
10 INSERT INTO LINE_TBL VALUES ('[-1e6,2e2,3e5, -4e1]');
11 INSERT INTO LINE_TBL VALUES ('(11,22,33,44)');
12 INSERT INTO LINE_TBL VALUES ('[(1,0),(1,0)]');
13 ERROR: invalid line specification: must be two distinct points
14 LINE 1: INSERT INTO LINE_TBL VALUES ('[(1,0),(1,0)]');
17 INSERT INTO LINE_TBL VALUES ('[(1,3),(2,3)]');
19 INSERT INTO LINE_TBL VALUES ('[(3,1),(3,2)]');
20 -- bad values for parser testing
21 INSERT INTO LINE_TBL VALUES ('{0,0,1}');
22 ERROR: invalid line specification: A and B cannot both be zero
23 LINE 1: INSERT INTO LINE_TBL VALUES ('{0,0,1}');
25 INSERT INTO LINE_TBL VALUES ('(3asdf,2 ,3,4r2)');
26 ERROR: invalid input syntax for type line: "(3asdf,2 ,3,4r2)"
27 LINE 1: INSERT INTO LINE_TBL VALUES ('(3asdf,2 ,3,4r2)');
29 INSERT INTO LINE_TBL VALUES ('[1,2,3, 4');
30 ERROR: invalid input syntax for type line: "[1,2,3, 4"
31 LINE 1: INSERT INTO LINE_TBL VALUES ('[1,2,3, 4');
33 INSERT INTO LINE_TBL VALUES ('[(,2),(3,4)]');
34 ERROR: invalid input syntax for type line: "[(,2),(3,4)]"
35 LINE 1: INSERT INTO LINE_TBL VALUES ('[(,2),(3,4)]');
37 INSERT INTO LINE_TBL VALUES ('[(1,2),(3,4)');
38 ERROR: invalid input syntax for type line: "[(1,2),(3,4)"
39 LINE 1: INSERT INTO LINE_TBL VALUES ('[(1,2),(3,4)');
41 select * from LINE_TBL;
43 ---------------------------------------------
47 {-0.000184615384615385,-1,15.3846153846154}
53 -- functions and operators
54 SELECT * FROM LINE_TBL WHERE (s <-> line '[(1,2),(3,4)]') < 10;
56 ---------------------------------------------
60 {-0.000184615384615385,-1,15.3846153846154}
66 SELECT * FROM LINE_TBL WHERE (point '(0.1,0.1)' <-> s) < 1;
73 SELECT * FROM LINE_TBL WHERE (lseg '[(0.1,0.1),(0.2,0.2)]' <-> s) < 1;
80 SELECT line '[(1,1),(2,1)]' <-> line '[(-1,-1),(-2,-1)]';
86 SELECT lseg '[(1,1),(2,1)]' <-> line '[(-1,-1),(-2,-1)]';
92 SELECT point '(-1,1)' <-> line '[(-3,0),(-4,0)]';
98 SELECT lseg '[(1,1),(5,5)]' ?# line '[(2,0),(0,2)]'; -- true
104 SELECT lseg '[(1,1),(5,5)]' ?# line '[(0,0),(1,0)]'; -- false
110 SELECT line '[(0,0),(1,1)]' ?# box '(0,0,2,2)'; -- true
116 SELECT line '[(3,0),(4,1)]' ?# box '(0,0,2,2)'; -- false
122 SELECT point '(1,1)' <@ line '[(0,0),(2,2)]'; -- true
128 SELECT point '(1,1)' <@ line '[(0,0),(1,0)]'; -- false
134 SELECT point '(1,1)' @ line '[(0,0),(2,2)]'; -- true
140 SELECT point '(1,1)' @ line '[(0,0),(1,0)]'; -- false
146 SELECT lseg '[(1,1),(2,2)]' <@ line '[(0,0),(2,2)]'; -- true
152 SELECT lseg '[(1,1),(2,1)]' <@ line '[(0,0),(1,0)]'; -- false
158 SELECT lseg '[(1,1),(2,2)]' @ line '[(0,0),(2,2)]'; -- true
164 SELECT lseg '[(1,1),(2,1)]' @ line '[(0,0),(1,0)]'; -- false
170 SELECT point '(0,1)' ## line '[(0,0),(1,1)]';
176 SELECT line '[(0,0),(1,1)]' ## lseg '[(1,0),(2,0)]';
182 SELECT line '[(0,0),(1,1)]' ?# line '[(1,0),(2,1)]'; -- false
188 SELECT line '[(0,0),(1,1)]' ?# line '[(1,0),(1,1)]'; -- true
194 SELECT line '[(0,0),(1,1)]' # line '[(1,0),(2,1)]';
200 SELECT line '[(0,0),(1,1)]' # line '[(1,0),(1,1)]';
206 SELECT line '[(0,0),(1,1)]' ?|| line '[(1,0),(2,1)]'; -- true
212 SELECT line '[(0,0),(1,1)]' ?|| line '[(1,0),(1,1)]'; -- false
218 SELECT line '[(0,0),(1,0)]' ?-| line '[(0,0),(0,1)]'; -- true
224 SELECT line '[(0,0),(1,1)]' ?-| line '[(1,0),(1,1)]'; -- false
230 SELECT ?- line '[(0,0),(1,0)]'; -- true
236 SELECT ?- line '[(0,0),(1,1)]'; -- false
242 SELECT ?| line '[(0,0),(0,1)]'; -- true
248 SELECT ?| line '[(0,0),(1,1)]'; -- false
254 SELECT line(point '(1,2)', point '(3,4)');
260 SELECT line '[(1,2),(3,4)]' = line '[(3,4),(4,5)]'; -- true
266 SELECT line '[(1,2),(3,4)]' = line '[(3,4),(4,4)]'; -- false