-
Notifications
You must be signed in to change notification settings - Fork 1.3k
Expand file tree
/
Copy pathcast.sql
More file actions
133 lines (103 loc) · 4.09 KB
/
Copy pathcast.sql
File metadata and controls
133 lines (103 loc) · 4.09 KB
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
-- array to vector
SELECT ARRAY[1,2,3]::vector;
SELECT ARRAY[1.0,2.0,3.0]::vector;
SELECT ARRAY[1,2,3]::real[]::vector;
SELECT ARRAY[1,2,3]::double precision[]::vector;
SELECT ARRAY[1,2,3]::numeric[]::vector;
SELECT '{1,2,3}'::real[]::vector;
SELECT '{1,2,3}'::real[]::vector(3);
SELECT '{1,2,3}'::real[]::vector(2);
SELECT '{NULL}'::real[]::vector;
SELECT '{NaN}'::real[]::vector;
SELECT '{Infinity}'::real[]::vector;
SELECT '{-Infinity}'::real[]::vector;
SELECT '{}'::real[]::vector;
SELECT '{{1}}'::real[]::vector;
SELECT '{1,2,3}'::double precision[]::vector;
SELECT '{1,2,3}'::double precision[]::vector(3);
SELECT '{1,2,3}'::double precision[]::vector(2);
SELECT '{4e38,-4e38}'::double precision[]::vector;
SELECT '{1e-46,-1e-46}'::double precision[]::vector;
-- array to halfvec
SELECT ARRAY[1,2,3]::halfvec;
SELECT ARRAY[1.0,2.0,3.0]::halfvec;
SELECT ARRAY[1,2,3]::real[]::halfvec;
SELECT ARRAY[1,2,3]::double precision[]::halfvec;
SELECT ARRAY[1,2,3]::numeric[]::halfvec;
SELECT '{1,2,3}'::real[]::halfvec;
SELECT '{1,2,3}'::real[]::halfvec(3);
SELECT '{1,2,3}'::real[]::halfvec(2);
SELECT '{NULL}'::real[]::halfvec;
SELECT '{NaN}'::real[]::halfvec;
SELECT '{Infinity}'::real[]::halfvec;
SELECT '{-Infinity}'::real[]::halfvec;
SELECT '{}'::real[]::halfvec;
SELECT '{{1}}'::real[]::halfvec;
SELECT '{65520,-65520}'::real[]::halfvec;
SELECT '{1e-8,-1e-8}'::real[]::halfvec;
SELECT '{1,2,3}'::double precision[]::halfvec;
SELECT '{1,2,3}'::double precision[]::halfvec(3);
SELECT '{1,2,3}'::double precision[]::halfvec(2);
SELECT '{4e38,-4e38}'::double precision[]::halfvec;
SELECT '{1e-46,-1e-46}'::double precision[]::halfvec;
-- array to sparsevec
SELECT ARRAY[1,0,2,0,3,0]::sparsevec;
SELECT ARRAY[1.0,0.0,2.0,0.0,3.0,0.0]::sparsevec;
SELECT ARRAY[1,0,2,0,3,0]::real[]::sparsevec;
SELECT ARRAY[1,0,2,0,3,0]::double precision[]::sparsevec;
SELECT ARRAY[1,0,2,0,3,0]::numeric[]::sparsevec;
SELECT '{1,0,2,0,3,0}'::real[]::sparsevec;
SELECT '{1,0,2,0,3,0}'::real[]::sparsevec(6);
SELECT '{1,0,2,0,3,0}'::real[]::sparsevec(5);
SELECT '{NULL}'::real[]::sparsevec;
SELECT '{NaN}'::real[]::sparsevec;
SELECT '{Infinity}'::real[]::sparsevec;
SELECT '{-Infinity}'::real[]::sparsevec;
SELECT '{}'::real[]::sparsevec;
SELECT '{{1}}'::real[]::sparsevec;
SELECT '{1,0,2,0,3,0}'::double precision[]::sparsevec;
SELECT '{1,0,2,0,3,0}'::double precision[]::sparsevec(6);
SELECT '{1,0,2,0,3,0}'::double precision[]::sparsevec(5);
SELECT '{4e38,-4e38}'::double precision[]::sparsevec;
SELECT '{1e-46,-1e-46}'::double precision[]::sparsevec;
-- vector to array
SELECT '[1,2,3]'::vector::real[];
-- vector to halfvec
SELECT '[1,2,3]'::vector::halfvec;
SELECT '[1,2,3]'::vector::halfvec(3);
SELECT '[1,2,3]'::vector::halfvec(2);
SELECT '[65520]'::vector::halfvec;
SELECT '[1e-8]'::vector::halfvec;
-- vector to sparsevec
SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec;
SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec(5);
SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec(4);
-- halfvec to array
SELECT '[1,2,3]'::halfvec::real[];
-- halfvec to vector
SELECT '[1,2,3]'::halfvec::vector;
SELECT '[1,2,3]'::halfvec::vector(3);
SELECT '[1,2,3]'::halfvec::vector(2);
-- halfvec to sparsevec
SELECT '[0,1.5,0,3.5,0]'::halfvec::sparsevec;
SELECT '[0,1.5,0,3.5,0]'::halfvec::sparsevec(5);
SELECT '[0,1.5,0,3.5,0]'::halfvec::sparsevec(4);
-- sparsevec to vector
SELECT '{2:1.5,4:3.5}/5'::sparsevec::vector;
SELECT '{2:1.5,4:3.5}/5'::sparsevec::vector(5);
SELECT '{2:1.5,4:3.5}/5'::sparsevec::vector(4);
SELECT '{}/16001'::sparsevec::vector;
-- sparsevec to halfvec
SELECT '{2:1.5,4:3.5}/5'::sparsevec::halfvec;
SELECT '{2:1.5,4:3.5}/5'::sparsevec::halfvec(5);
SELECT '{2:1.5,4:3.5}/5'::sparsevec::halfvec(4);
SELECT '{}/16001'::sparsevec::halfvec;
SELECT '{1:65520}/1'::sparsevec::halfvec;
SELECT '{1:1e-8}/1'::sparsevec::halfvec;
-- max dimensions / elements
SELECT array_agg(n)::vector FROM generate_series(1, 16001) n;
SELECT array_to_vector(array_agg(n), 16001, false) FROM generate_series(1, 16001) n;
SELECT array_agg(n)::halfvec FROM generate_series(1, 16001) n;
SELECT array_agg(n)::sparsevec FROM generate_series(1, 16001) n;
-- ensure no error
SELECT ARRAY[1,2,3] = ARRAY[1,2,3];