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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
|
--
-- INT8
-- Test int8 64-bit integers.
--
-- int8_tbl was already created and filled in test_setup.sql.
-- Here we just try to insert bad values.
INSERT INTO INT8_TBL(q1) VALUES (' ');
INSERT INTO INT8_TBL(q1) VALUES ('xxx');
INSERT INTO INT8_TBL(q1) VALUES ('3908203590239580293850293850329485');
INSERT INTO INT8_TBL(q1) VALUES ('-1204982019841029840928340329840934');
INSERT INTO INT8_TBL(q1) VALUES ('- 123');
INSERT INTO INT8_TBL(q1) VALUES (' 345 5');
INSERT INTO INT8_TBL(q1) VALUES ('');
SELECT * FROM INT8_TBL;
-- Also try it with non-error-throwing API
SELECT pg_input_is_valid('34', 'int8');
SELECT pg_input_is_valid('asdf', 'int8');
SELECT pg_input_is_valid('10000000000000000000', 'int8');
SELECT * FROM pg_input_error_info('10000000000000000000', 'int8');
-- int8/int8 cmp
SELECT * FROM INT8_TBL WHERE q2 = 4567890123456789;
SELECT * FROM INT8_TBL WHERE q2 <> 4567890123456789;
SELECT * FROM INT8_TBL WHERE q2 < 4567890123456789;
SELECT * FROM INT8_TBL WHERE q2 > 4567890123456789;
SELECT * FROM INT8_TBL WHERE q2 <= 4567890123456789;
SELECT * FROM INT8_TBL WHERE q2 >= 4567890123456789;
-- int8/int4 cmp
SELECT * FROM INT8_TBL WHERE q2 = 456;
SELECT * FROM INT8_TBL WHERE q2 <> 456;
SELECT * FROM INT8_TBL WHERE q2 < 456;
SELECT * FROM INT8_TBL WHERE q2 > 456;
SELECT * FROM INT8_TBL WHERE q2 <= 456;
SELECT * FROM INT8_TBL WHERE q2 >= 456;
-- int4/int8 cmp
SELECT * FROM INT8_TBL WHERE 123 = q1;
SELECT * FROM INT8_TBL WHERE 123 <> q1;
SELECT * FROM INT8_TBL WHERE 123 < q1;
SELECT * FROM INT8_TBL WHERE 123 > q1;
SELECT * FROM INT8_TBL WHERE 123 <= q1;
SELECT * FROM INT8_TBL WHERE 123 >= q1;
-- int8/int2 cmp
SELECT * FROM INT8_TBL WHERE q2 = '456'::int2;
SELECT * FROM INT8_TBL WHERE q2 <> '456'::int2;
SELECT * FROM INT8_TBL WHERE q2 < '456'::int2;
SELECT * FROM INT8_TBL WHERE q2 > '456'::int2;
SELECT * FROM INT8_TBL WHERE q2 <= '456'::int2;
SELECT * FROM INT8_TBL WHERE q2 >= '456'::int2;
-- int2/int8 cmp
SELECT * FROM INT8_TBL WHERE '123'::int2 = q1;
SELECT * FROM INT8_TBL WHERE '123'::int2 <> q1;
SELECT * FROM INT8_TBL WHERE '123'::int2 < q1;
SELECT * FROM INT8_TBL WHERE '123'::int2 > q1;
SELECT * FROM INT8_TBL WHERE '123'::int2 <= q1;
SELECT * FROM INT8_TBL WHERE '123'::int2 >= q1;
SELECT q1 AS plus, -q1 AS minus FROM INT8_TBL;
SELECT q1, q2, q1 + q2 AS plus FROM INT8_TBL;
SELECT q1, q2, q1 - q2 AS minus FROM INT8_TBL;
SELECT q1, q2, q1 * q2 AS multiply FROM INT8_TBL;
SELECT q1, q2, q1 * q2 AS multiply FROM INT8_TBL
WHERE q1 < 1000 or (q2 > 0 and q2 < 1000);
SELECT q1, q2, q1 / q2 AS divide, q1 % q2 AS mod FROM INT8_TBL;
SELECT q1, float8(q1) FROM INT8_TBL;
SELECT q2, float8(q2) FROM INT8_TBL;
SELECT 37 + q1 AS plus4 FROM INT8_TBL;
SELECT 37 - q1 AS minus4 FROM INT8_TBL;
SELECT 2 * q1 AS "twice int4" FROM INT8_TBL;
SELECT q1 * 2 AS "twice int4" FROM INT8_TBL;
-- int8 op int4
SELECT q1 + 42::int4 AS "8plus4", q1 - 42::int4 AS "8minus4", q1 * 42::int4 AS "8mul4", q1 / 42::int4 AS "8div4" FROM INT8_TBL;
-- int4 op int8
SELECT 246::int4 + q1 AS "4plus8", 246::int4 - q1 AS "4minus8", 246::int4 * q1 AS "4mul8", 246::int4 / q1 AS "4div8" FROM INT8_TBL;
-- int8 op int2
SELECT q1 + 42::int2 AS "8plus2", q1 - 42::int2 AS "8minus2", q1 * 42::int2 AS "8mul2", q1 / 42::int2 AS "8div2" FROM INT8_TBL;
-- int2 op int8
SELECT 246::int2 + q1 AS "2plus8", 246::int2 - q1 AS "2minus8", 246::int2 * q1 AS "2mul8", 246::int2 / q1 AS "2div8" FROM INT8_TBL;
SELECT q2, abs(q2) FROM INT8_TBL;
SELECT min(q1), min(q2) FROM INT8_TBL;
SELECT max(q1), max(q2) FROM INT8_TBL;
-- TO_CHAR()
--
SELECT to_char(q1, '9G999G999G999G999G999'), to_char(q2, '9,999,999,999,999,999')
FROM INT8_TBL;
SELECT to_char(q1, '9G999G999G999G999G999D999G999'), to_char(q2, '9,999,999,999,999,999.999,999')
FROM INT8_TBL;
SELECT to_char( (q1 * -1), '9999999999999999PR'), to_char( (q2 * -1), '9999999999999999.999PR')
FROM INT8_TBL;
SELECT to_char( (q1 * -1), '9999999999999999S'), to_char( (q2 * -1), 'S9999999999999999')
FROM INT8_TBL;
SELECT to_char(q2, 'MI9999999999999999') FROM INT8_TBL;
SELECT to_char(q2, 'FMS9999999999999999') FROM INT8_TBL;
SELECT to_char(q2, 'FM9999999999999999THPR') FROM INT8_TBL;
SELECT to_char(q2, 'SG9999999999999999th') FROM INT8_TBL;
SELECT to_char(q2, '0999999999999999') FROM INT8_TBL;
SELECT to_char(q2, 'S0999999999999999') FROM INT8_TBL;
SELECT to_char(q2, 'FM0999999999999999') FROM INT8_TBL;
SELECT to_char(q2, 'FM9999999999999999.000') FROM INT8_TBL;
SELECT to_char(q2, 'L9999999999999999.000') FROM INT8_TBL;
SELECT to_char(q2, 'FM9999999999999999.999') FROM INT8_TBL;
SELECT to_char(q2, 'S 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 . 9 9 9') FROM INT8_TBL;
SELECT to_char(q2, E'99999 "text" 9999 "9999" 999 "\\"text between quote marks\\"" 9999') FROM INT8_TBL;
SELECT to_char(q2, '999999SG9999999999') FROM INT8_TBL;
-- check min/max values and overflow behavior
select '-9223372036854775808'::int8;
select '-9223372036854775809'::int8;
select '9223372036854775807'::int8;
select '9223372036854775808'::int8;
select -('-9223372036854775807'::int8);
select -('-9223372036854775808'::int8);
select 0::int8 - '-9223372036854775808'::int8;
select '9223372036854775800'::int8 + '9223372036854775800'::int8;
select '-9223372036854775800'::int8 + '-9223372036854775800'::int8;
select '9223372036854775800'::int8 - '-9223372036854775800'::int8;
select '-9223372036854775800'::int8 - '9223372036854775800'::int8;
select '9223372036854775800'::int8 * '9223372036854775800'::int8;
select '9223372036854775800'::int8 / '0'::int8;
select '9223372036854775800'::int8 % '0'::int8;
select abs('-9223372036854775808'::int8);
select '9223372036854775800'::int8 + '100'::int4;
select '-9223372036854775800'::int8 - '100'::int4;
select '9223372036854775800'::int8 * '100'::int4;
select '100'::int4 + '9223372036854775800'::int8;
select '-100'::int4 - '9223372036854775800'::int8;
select '100'::int4 * '9223372036854775800'::int8;
select '9223372036854775800'::int8 + '100'::int2;
select '-9223372036854775800'::int8 - '100'::int2;
select '9223372036854775800'::int8 * '100'::int2;
select '-9223372036854775808'::int8 / '0'::int2;
select '100'::int2 + '9223372036854775800'::int8;
select '-100'::int2 - '9223372036854775800'::int8;
select '100'::int2 * '9223372036854775800'::int8;
select '100'::int2 / '0'::int8;
SELECT CAST(q1 AS int4) FROM int8_tbl WHERE q2 = 456;
SELECT CAST(q1 AS int4) FROM int8_tbl WHERE q2 <> 456;
SELECT CAST(q1 AS int2) FROM int8_tbl WHERE q2 = 456;
SELECT CAST(q1 AS int2) FROM int8_tbl WHERE q2 <> 456;
SELECT CAST('42'::int2 AS int8), CAST('-37'::int2 AS int8);
SELECT CAST(q1 AS float4), CAST(q2 AS float8) FROM INT8_TBL;
SELECT CAST('36854775807.0'::float4 AS int8);
SELECT CAST('922337203685477580700.0'::float8 AS int8);
SELECT CAST(q1 AS oid) FROM INT8_TBL;
SELECT oid::int8 FROM pg_class WHERE relname = 'pg_class';
-- bit operations
SELECT q1, q2, q1 & q2 AS "and", q1 | q2 AS "or", q1 # q2 AS "xor", ~q1 AS "not" FROM INT8_TBL;
SELECT q1, q1 << 2 AS "shl", q1 >> 3 AS "shr" FROM INT8_TBL;
-- generate_series
SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8);
SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8, 0);
SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8, 2);
-- corner case
SELECT (-1::int8<<63)::text;
SELECT ((-1::int8<<63)+1)::text;
-- check sane handling of INT64_MIN overflow cases
SELECT (-9223372036854775808)::int8 * (-1)::int8;
SELECT (-9223372036854775808)::int8 / (-1)::int8;
SELECT (-9223372036854775808)::int8 % (-1)::int8;
SELECT (-9223372036854775808)::int8 * (-1)::int4;
SELECT (-9223372036854775808)::int8 / (-1)::int4;
SELECT (-9223372036854775808)::int8 % (-1)::int4;
SELECT (-9223372036854775808)::int8 * (-1)::int2;
SELECT (-9223372036854775808)::int8 / (-1)::int2;
SELECT (-9223372036854775808)::int8 % (-1)::int2;
-- check rounding when casting from float
SELECT x, x::int8 AS int8_value
FROM (VALUES (-2.5::float8),
(-1.5::float8),
(-0.5::float8),
(0.0::float8),
(0.5::float8),
(1.5::float8),
(2.5::float8)) t(x);
-- check rounding when casting from numeric
SELECT x, x::int8 AS int8_value
FROM (VALUES (-2.5::numeric),
(-1.5::numeric),
(-0.5::numeric),
(0.0::numeric),
(0.5::numeric),
(1.5::numeric),
(2.5::numeric)) t(x);
-- test gcd()
SELECT a, b, gcd(a, b), gcd(a, -b), gcd(b, a), gcd(-b, a)
FROM (VALUES (0::int8, 0::int8),
(0::int8, 29893644334::int8),
(288484263558::int8, 29893644334::int8),
(-288484263558::int8, 29893644334::int8),
((-9223372036854775808)::int8, 1::int8),
((-9223372036854775808)::int8, 9223372036854775807::int8),
((-9223372036854775808)::int8, 4611686018427387904::int8)) AS v(a, b);
SELECT gcd((-9223372036854775808)::int8, 0::int8); -- overflow
SELECT gcd((-9223372036854775808)::int8, (-9223372036854775808)::int8); -- overflow
-- test lcm()
SELECT a, b, lcm(a, b), lcm(a, -b), lcm(b, a), lcm(-b, a)
FROM (VALUES (0::int8, 0::int8),
(0::int8, 29893644334::int8),
(29893644334::int8, 29893644334::int8),
(288484263558::int8, 29893644334::int8),
(-288484263558::int8, 29893644334::int8),
((-9223372036854775808)::int8, 0::int8)) AS v(a, b);
SELECT lcm((-9223372036854775808)::int8, 1::int8); -- overflow
SELECT lcm(9223372036854775807::int8, 9223372036854775806::int8); -- overflow
-- non-decimal literals
SELECT int8 '0b100101';
SELECT int8 '0o273';
SELECT int8 '0x42F';
SELECT int8 '0b';
SELECT int8 '0o';
SELECT int8 '0x';
-- cases near overflow
SELECT int8 '0b111111111111111111111111111111111111111111111111111111111111111';
SELECT int8 '0b1000000000000000000000000000000000000000000000000000000000000000';
SELECT int8 '0o777777777777777777777';
SELECT int8 '0o1000000000000000000000';
SELECT int8 '0x7FFFFFFFFFFFFFFF';
SELECT int8 '0x8000000000000000';
SELECT int8 '-0b1000000000000000000000000000000000000000000000000000000000000000';
SELECT int8 '-0b1000000000000000000000000000000000000000000000000000000000000001';
SELECT int8 '-0o1000000000000000000000';
SELECT int8 '-0o1000000000000000000001';
SELECT int8 '-0x8000000000000000';
SELECT int8 '-0x8000000000000001';
-- underscores
SELECT int8 '1_000_000';
SELECT int8 '1_2_3';
SELECT int8 '0x1EEE_FFFF';
SELECT int8 '0o2_73';
SELECT int8 '0b_10_0101';
-- error cases
SELECT int8 '_100';
SELECT int8 '100_';
SELECT int8 '100__000';
|
