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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
CREATE EXTENSION intarray;
SELECT intset(1234);
SELECT icount('{1234234,234234}');
SELECT sort('{1234234,-30,234234}');
SELECT sort('{1234234,-30,234234}','asc');
SELECT sort('{1234234,-30,234234}','desc');
SELECT sort_asc('{1234234,-30,234234}');
SELECT sort_desc('{1234234,-30,234234}');
SELECT uniq('{1234234,-30,-30,234234,-30}');
SELECT uniq(sort_asc('{1234234,-30,-30,234234,-30}'));
SELECT idx('{1234234,-30,-30,234234,-30}',-30);
SELECT subarray('{1234234,-30,-30,234234,-30}',2,3);
SELECT subarray('{1234234,-30,-30,234234,-30}',-1,1);
SELECT subarray('{1234234,-30,-30,234234,-30}',0,-1);
SELECT #'{1234234,234234}'::int[];
SELECT '{123,623,445}'::int[] + 1245;
SELECT '{123,623,445}'::int[] + 445;
SELECT '{123,623,445}'::int[] + '{1245,87,445}';
SELECT '{123,623,445}'::int[] - 623;
SELECT '{123,623,445}'::int[] - '{1623,623}';
SELECT '{123,623,445}'::int[] | 623;
SELECT '{123,623,445}'::int[] | 1623;
SELECT '{123,623,445}'::int[] | '{1623,623}';
SELECT '{123,623,445}'::int[] & '{1623,623}';
SELECT '{-1,3,1}'::int[] & '{1,2}';
--test query_int
SELECT '1'::query_int;
SELECT ' 1'::query_int;
SELECT '1 '::query_int;
SELECT ' 1 '::query_int;
SELECT ' ! 1 '::query_int;
SELECT '!1'::query_int;
SELECT '1|2'::query_int;
SELECT '1|!2'::query_int;
SELECT '!1|2'::query_int;
SELECT '!1|!2'::query_int;
SELECT '!(!1|!2)'::query_int;
SELECT '!(!1|2)'::query_int;
SELECT '!(1|!2)'::query_int;
SELECT '!(1|2)'::query_int;
SELECT '1&2'::query_int;
SELECT '!1&2'::query_int;
SELECT '1&!2'::query_int;
SELECT '!1&!2'::query_int;
SELECT '(1&2)'::query_int;
SELECT '1&(2)'::query_int;
SELECT '!(1)&2'::query_int;
SELECT '!(1&2)'::query_int;
SELECT '1|2&3'::query_int;
SELECT '1|(2&3)'::query_int;
SELECT '(1|2)&3'::query_int;
SELECT '1|2&!3'::query_int;
SELECT '1|!2&3'::query_int;
SELECT '!1|2&3'::query_int;
SELECT '!1|(2&3)'::query_int;
SELECT '!(1|2)&3'::query_int;
SELECT '(!1|2)&3'::query_int;
SELECT '1|(2|(4|(5|6)))'::query_int;
SELECT '1|2|4|5|6'::query_int;
SELECT '1&(2&(4&(5&6)))'::query_int;
SELECT '1&2&4&5&6'::query_int;
SELECT '1&(2&(4&(5|6)))'::query_int;
SELECT '1&(2&(4&(5|!6)))'::query_int;
CREATE TABLE test__int( a int[] );
\copy test__int from 'data/test__int.data'
SELECT count(*) from test__int WHERE a && '{23,50}';
SELECT count(*) from test__int WHERE a @@ '23|50';
SELECT count(*) from test__int WHERE a @> '{23,50}';
SELECT count(*) from test__int WHERE a @@ '23&50';
SELECT count(*) from test__int WHERE a @> '{20,23}';
SELECT count(*) from test__int WHERE a <@ '{73,23,20}';
SELECT count(*) from test__int WHERE a = '{73,23,20}';
SELECT count(*) from test__int WHERE a @@ '50&68';
SELECT count(*) from test__int WHERE a @> '{20,23}' or a @> '{50,68}';
SELECT count(*) from test__int WHERE a @@ '(20&23)|(50&68)';
SELECT count(*) from test__int WHERE a @@ '20 | !21';
SELECT count(*) from test__int WHERE a @@ '!20 & !21';
SET enable_seqscan = off; -- not all of these would use index by default
CREATE INDEX text_idx on test__int using gist ( a gist__int_ops );
SELECT count(*) from test__int WHERE a && '{23,50}';
SELECT count(*) from test__int WHERE a @@ '23|50';
SELECT count(*) from test__int WHERE a @> '{23,50}';
SELECT count(*) from test__int WHERE a @@ '23&50';
SELECT count(*) from test__int WHERE a @> '{20,23}';
SELECT count(*) from test__int WHERE a <@ '{73,23,20}';
SELECT count(*) from test__int WHERE a = '{73,23,20}';
SELECT count(*) from test__int WHERE a @@ '50&68';
SELECT count(*) from test__int WHERE a @> '{20,23}' or a @> '{50,68}';
SELECT count(*) from test__int WHERE a @@ '(20&23)|(50&68)';
SELECT count(*) from test__int WHERE a @@ '20 | !21';
SELECT count(*) from test__int WHERE a @@ '!20 & !21';
DROP INDEX text_idx;
CREATE INDEX text_idx on test__int using gist ( a gist__intbig_ops );
SELECT count(*) from test__int WHERE a && '{23,50}';
SELECT count(*) from test__int WHERE a @@ '23|50';
SELECT count(*) from test__int WHERE a @> '{23,50}';
SELECT count(*) from test__int WHERE a @@ '23&50';
SELECT count(*) from test__int WHERE a @> '{20,23}';
SELECT count(*) from test__int WHERE a <@ '{73,23,20}';
SELECT count(*) from test__int WHERE a = '{73,23,20}';
SELECT count(*) from test__int WHERE a @@ '50&68';
SELECT count(*) from test__int WHERE a @> '{20,23}' or a @> '{50,68}';
SELECT count(*) from test__int WHERE a @@ '(20&23)|(50&68)';
SELECT count(*) from test__int WHERE a @@ '20 | !21';
SELECT count(*) from test__int WHERE a @@ '!20 & !21';
DROP INDEX text_idx;
CREATE INDEX text_idx on test__int using gin ( a gin__int_ops );
SELECT count(*) from test__int WHERE a && '{23,50}';
SELECT count(*) from test__int WHERE a @@ '23|50';
SELECT count(*) from test__int WHERE a @> '{23,50}';
SELECT count(*) from test__int WHERE a @@ '23&50';
SELECT count(*) from test__int WHERE a @> '{20,23}';
SELECT count(*) from test__int WHERE a <@ '{73,23,20}';
SELECT count(*) from test__int WHERE a = '{73,23,20}';
SELECT count(*) from test__int WHERE a @@ '50&68';
SELECT count(*) from test__int WHERE a @> '{20,23}' or a @> '{50,68}';
SELECT count(*) from test__int WHERE a @@ '(20&23)|(50&68)';
SELECT count(*) from test__int WHERE a @@ '20 | !21';
SELECT count(*) from test__int WHERE a @@ '!20 & !21';
RESET enable_seqscan;
|
