1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
-- ************testing built-in type point ****************
CREATE TABLE POINT_TBL(f1 point);
INSERT INTO POINT_TBL(f1) VALUES ('(0.0,0.0)');
INSERT INTO POINT_TBL(f1) VALUES ('(-10.0,0.0)');
INSERT INTO POINT_TBL(f1) VALUES ('(-3.0,4.0)');
INSERT INTO POINT_TBL(f1) VALUES ('(5.1, 34.5)');
INSERT INTO POINT_TBL(f1) VALUES ('(-5.0,-12.0)');
-- bad format points
INSERT INTO POINT_TBL(f1) VALUES ('asdfasdf');
INSERT INTO POINT_TBL(f1) VALUES ('10.0,10.0');
INSERT INTO POINT_TBL(f1) VALUES ('(10.0 10.0)');
INSERT INTO POINT_TBL(f1) VALUES ('(10.0,10.0');
SELECT '' AS six, POINT_TBL.*;
-- left of
SELECT '' AS three, p.* FROM POINT_TBL p WHERE p.f1 !< '(0.0, 0.0)';
-- right of
SELECT '' AS three, p.* FROM POINT_TBL p WHERE '(0.0,0.0)' !> p.f1;
-- above
SELECT '' AS one, p.* FROM POINT_TBL p WHERE '(0.0,0.0)' !^ p.f1;
-- below
SELECT '' AS one, p.* FROM POINT_TBL p WHERE p.f1 !| '(0.0, 0.0)';
-- equal
SELECT '' AS one, p.* FROM POINT_TBL p WHERE p.f1 =|= '(5.1, 34.5)';
-- point in box
SELECT '' AS three, p.* FROM POINT_TBL p
WHERE p.f1 ===> '(0,0,100,100)';
SELECT '' AS three, p.* FROM POINT_TBL p
WHERE not on_pb(p.f1,'(0,0,100,100)'::box);
SELECT '' AS two, p.* FROM POINT_TBL p
WHERE on_ppath(p.f1,'(0,3,0,0,-10,0,-10,10)'::path);
SELECT '' AS six, p.f1, p.f1 <===> '(0,0)'::point AS dist
FROM POINT_TBL p
ORDER BY dist;
SET geqo TO 'off';
SELECT '' AS thirtysix, p1.f1 AS point1, p2.f1 AS point2, p1.f1 <===> p2.f1 AS dist
FROM POINT_TBL p1, POINT_TBL p2
ORDER BY dist;
SELECT '' AS thirty, p1.f1 AS point1, p2.f1 AS point2
FROM POINT_TBL p1, POINT_TBL p2
WHERE (p1.f1 <===> p2.f1) > 3;
-- put distance result into output to allow sorting with GEQ optimizer - tgl 97/05/10
SELECT '' AS fifteen, p1.f1 AS point1, p2.f1 AS point2, (p1.f1 <===> p2.f1) AS distance
FROM POINT_TBL p1, POINT_TBL p2
WHERE (p1.f1 <===> p2.f1) > 3 and p1.f1 !< p2.f1
ORDER BY distance;
-- put distance result into output to allow sorting with GEQ optimizer - tgl 97/05/10
SELECT '' AS three, p1.f1 AS point1, p2.f1 AS point2, (p1.f1 <===> p2.f1) AS distance
FROM POINT_TBL p1, POINT_TBL p2
WHERE (p1.f1 <===> p2.f1) > 3 and p1.f1 !< p2.f1 and p1.f1 !^ p2.f1
ORDER BY distance;
RESET geqo;
|
