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
295
296
297
298
299
300
301
302
303
304
305
306
|
# name: test/sql/function/timestamp/test_icu_strftime.test
# description: Test sequence overflow
# group: [timestamp]
require icu
# Normalise the testing locale
statement ok
SET Calendar = 'gregorian';
statement ok
SET TimeZone = 'America/Los_Angeles';
statement ok
PRAGMA enable_verification
statement ok
CREATE TABLE timestamps AS SELECT ts::TIMESTAMPTZ AS ts FROM (VALUES
('-infinity'),
('0044-03-13 (BC) 10:33:41.987654+01'),
('1962-07-31 12:20:48.123456+00'),
('epoch'),
('2021-01-01 00:00:00+00'),
('2021-02-02 00:00:00+00'),
('2021-11-26 10:15:13.123456+00'),
('2021-11-15 02:30:00-08'),
('2021-11-15 02:30:00-07'),
('2021-12-25 00:00:00+02'),
('infinity'),
(NULL),
) tbl(ts);
# String casts
query I
SELECT ts::VARCHAR FROM timestamps;
----
-infinity
0044-03-13 (BC) 01:40:43.987654-07:52
1962-07-31 05:20:48.123456-07
1969-12-31 16:00:00-08
2020-12-31 16:00:00-08
2021-02-01 16:00:00-08
2021-11-26 02:15:13.123456-08
2021-11-15 02:30:00-08
2021-11-15 01:30:00-08
2021-12-24 14:00:00-08
infinity
NULL
query II
SELECT ts, strftime(ts, '%Y-%m-%d %H:%M:%S.%f %Z') FROM timestamps;
----
-infinity -infinity
0044-03-13 (BC) 01:40:43.987654-07:52 -43-03-13 01:40:43.987654 America/Los_Angeles
1962-07-31 05:20:48.123456-07 1962-07-31 05:20:48.123456 America/Los_Angeles
1969-12-31 16:00:00-08 1969-12-31 16:00:00.000000 America/Los_Angeles
2020-12-31 16:00:00-08 2020-12-31 16:00:00.000000 America/Los_Angeles
2021-02-01 16:00:00-08 2021-02-01 16:00:00.000000 America/Los_Angeles
2021-11-26 02:15:13.123456-08 2021-11-26 02:15:13.123456 America/Los_Angeles
2021-11-15 02:30:00-08 2021-11-15 02:30:00.000000 America/Los_Angeles
2021-11-15 01:30:00-08 2021-11-15 01:30:00.000000 America/Los_Angeles
2021-12-24 14:00:00-08 2021-12-24 14:00:00.000000 America/Los_Angeles
infinity infinity
NULL NULL
# TZ at the start
query II
SELECT ts, strftime(ts, '%Z %Y-%m-%d %H:%M:%S.%f') FROM timestamps;
----
-infinity -infinity
0044-03-13 (BC) 01:40:43.987654-07:52 America/Los_Angeles -43-03-13 01:40:43.987654
1962-07-31 05:20:48.123456-07 America/Los_Angeles 1962-07-31 05:20:48.123456
1969-12-31 16:00:00-08 America/Los_Angeles 1969-12-31 16:00:00.000000
2020-12-31 16:00:00-08 America/Los_Angeles 2020-12-31 16:00:00.000000
2021-02-01 16:00:00-08 America/Los_Angeles 2021-02-01 16:00:00.000000
2021-11-26 02:15:13.123456-08 America/Los_Angeles 2021-11-26 02:15:13.123456
2021-11-15 02:30:00-08 America/Los_Angeles 2021-11-15 02:30:00.000000
2021-11-15 01:30:00-08 America/Los_Angeles 2021-11-15 01:30:00.000000
2021-12-24 14:00:00-08 America/Los_Angeles 2021-12-24 14:00:00.000000
infinity infinity
NULL NULL
#
# Multiple Formats from an exhaustive list
#
statement ok
CREATE TABLE formats (f VARCHAR);
statement ok
INSERT INTO formats VALUES
('%Y-%m-%d %H:%M:%S.%f %Z'),
('%Y-%m-%d %H:%M:%S.%f'),
('%Y'),
('(%Y)'),
('%% %Y %%'),
('%%%%%% %Y %%%%%%'),
('%d/%m/%Y'),
('%Y %Y %Y %Y'),
('%d/%m/%Y'),
('hello world'),
('%g'),
('%a'),
('%A'),
('%w'),
('%d'),
('%-d'),
('%b'),
('%h'),
('%B'),
('%m'),
('%-m'),
('%y'),
('%-y'),
('%-y'),
('%Y'),
('%H'),
('%-H'),
('%I'),
('%-I'),
('%p'),
('%M'),
('%-M'),
('%S'),
('%-S'),
('%f'),
('%z'),
('%Z'),
('%j'),
('%-j'),
('%U'),
('%W'),
('%c'),
('XX%cXX'),
('%x'),
('%X'),
('XX%cXX%xXX%XXX'),
('%Y'),
('%Y'),
('%y'),
('%y'),
('%V'),
('%G'),
('%u'),
(NULL),
;
query I
SELECT strftime('2022-04-07 18:12:15.123456+00'::TIMESTAMPTZ, f)
FROM formats
----
2022-04-07 11:12:15.123456 America/Los_Angeles
2022-04-07 11:12:15.123456
2022
(2022)
% 2022 %
%%% 2022 %%%
07/04/2022
2022 2022 2022 2022
07/04/2022
hello world
123
Thu
Thursday
4
07
7
Apr
Apr
April
04
4
22
22
22
2022
11
11
11
11
AM
12
12
15
15
123456
-07
America/Los_Angeles
097
97
14
14
2022-04-07 11:12:15
XX2022-04-07 11:12:15XX
2022-04-07
11:12:15
XX2022-04-07 11:12:15XX2022-04-07XX11:12:15XX
2022
2022
22
22
14
2022
4
NULL
#
# Fractional Time Zones
#
statement ok
SET TimeZone='Asia/Kathmandu';
query II
SELECT ts, strftime(ts, '%Y-%m-%d %H:%M:%S.%f %Z') FROM timestamps;
----
-infinity -infinity
0044-03-13 (BC) 15:14:57.987654+05:41 -43-03-13 15:14:57.987654 Asia/Kathmandu
1962-07-31 17:50:48.123456+05:30 1962-07-31 17:50:48.123456 Asia/Kathmandu
1970-01-01 05:30:00+05:30 1970-01-01 05:30:00.000000 Asia/Kathmandu
2021-01-01 05:45:00+05:45 2021-01-01 05:45:00.000000 Asia/Kathmandu
2021-02-02 05:45:00+05:45 2021-02-02 05:45:00.000000 Asia/Kathmandu
2021-11-26 16:00:13.123456+05:45 2021-11-26 16:00:13.123456 Asia/Kathmandu
2021-11-15 16:15:00+05:45 2021-11-15 16:15:00.000000 Asia/Kathmandu
2021-11-15 15:15:00+05:45 2021-11-15 15:15:00.000000 Asia/Kathmandu
2021-12-25 03:45:00+05:45 2021-12-25 03:45:00.000000 Asia/Kathmandu
infinity infinity
NULL NULL
query II
SELECT ts, strftime(ts, '%Y-%m-%d %H:%M:%S.%f %z') FROM timestamps;
----
-infinity -infinity
0044-03-13 (BC) 15:14:57.987654+05:41 -43-03-13 15:14:57.987654 +05:41:16
1962-07-31 17:50:48.123456+05:30 1962-07-31 17:50:48.123456 +05:30
1970-01-01 05:30:00+05:30 1970-01-01 05:30:00.000000 +05:30
2021-01-01 05:45:00+05:45 2021-01-01 05:45:00.000000 +05:45
2021-02-02 05:45:00+05:45 2021-02-02 05:45:00.000000 +05:45
2021-11-26 16:00:13.123456+05:45 2021-11-26 16:00:13.123456 +05:45
2021-11-15 16:15:00+05:45 2021-11-15 16:15:00.000000 +05:45
2021-11-15 15:15:00+05:45 2021-11-15 15:15:00.000000 +05:45
2021-12-25 03:45:00+05:45 2021-12-25 03:45:00.000000 +05:45
infinity infinity
NULL NULL
statement ok
SET TimeZone='Canada/Newfoundland';
query II
SELECT ts, strftime(ts, '%Y-%m-%d %H:%M:%S.%f %Z') FROM timestamps;
----
-infinity -infinity
0044-03-13 (BC) 06:02:49.987654-03:30 -43-03-13 06:02:49.987654 Canada/Newfoundland
1962-07-31 09:50:48.123456-02:30 1962-07-31 09:50:48.123456 Canada/Newfoundland
1969-12-31 20:30:00-03:30 1969-12-31 20:30:00.000000 Canada/Newfoundland
2020-12-31 20:30:00-03:30 2020-12-31 20:30:00.000000 Canada/Newfoundland
2021-02-01 20:30:00-03:30 2021-02-01 20:30:00.000000 Canada/Newfoundland
2021-11-26 06:45:13.123456-03:30 2021-11-26 06:45:13.123456 Canada/Newfoundland
2021-11-15 07:00:00-03:30 2021-11-15 07:00:00.000000 Canada/Newfoundland
2021-11-15 06:00:00-03:30 2021-11-15 06:00:00.000000 Canada/Newfoundland
2021-12-24 18:30:00-03:30 2021-12-24 18:30:00.000000 Canada/Newfoundland
infinity infinity
NULL NULL
query II
SELECT ts, strftime(ts, '%Y-%m-%d %H:%M:%S.%f %z') FROM timestamps;
----
-infinity -infinity
0044-03-13 (BC) 06:02:49.987654-03:30 -43-03-13 06:02:49.987654 -03:30:52
1962-07-31 09:50:48.123456-02:30 1962-07-31 09:50:48.123456 -02:30
1969-12-31 20:30:00-03:30 1969-12-31 20:30:00.000000 -03:30
2020-12-31 20:30:00-03:30 2020-12-31 20:30:00.000000 -03:30
2021-02-01 20:30:00-03:30 2021-02-01 20:30:00.000000 -03:30
2021-11-26 06:45:13.123456-03:30 2021-11-26 06:45:13.123456 -03:30
2021-11-15 07:00:00-03:30 2021-11-15 07:00:00.000000 -03:30
2021-11-15 06:00:00-03:30 2021-11-15 06:00:00.000000 -03:30
2021-12-24 18:30:00-03:30 2021-12-24 18:30:00.000000 -03:30
infinity infinity
NULL NULL
#
# Errors/Coverage
#
statement error
SELECT ts, strftime(ts, '%C') FROM timestamps;
----
#
# Tests for fix of nr3 in list of https://github.com/duckdb/duckdb/issues/5984
#
statement ok
PRAGMA TIMEZONE='Asia/Baghdad';
SELECT strftime(TIMESTAMPTZ '-268535-1-1 0:0:0 America/Pangnirtung','%Z');
statement ok
PRAGMA TIMEZONE='Asia/Baghdad';
SELECT strftime(TIMESTAMPTZ '-268535-1-1 0:0:0 America/Pangnirtung','%Z');
statement ok
PRAGMA TIMEZONE='Pacific/Truk';
SELECT strftime(TIMESTAMPTZ '-217208-11-5 1:47:22 America/Merida','%Z');
statement ok
SELECT strftime(TIMESTAMPTZ '-204873-8-9 6:35:55 America/North_Dakota/Beulah','x%Z');
statement ok
SELECT strftime(TIMESTAMPTZ '292555-4-29 18:38:18 Asia/Damascus','e%Z');
|
