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
|
set @@explicit_defaults_for_timestamp=1;
CREATE TABLE t1 (a TIMESTAMP);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP DEFAULT NULL);
INSERT t1 () VALUES ();
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP DEFAULT '0000-00-00 00:00:00');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT '0000-00-00 00:00:00'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP DEFAULT '2001-01-01 10:20:30');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT '2001-01-01 10:20:30'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP DEFAULT CURRENT_TIMESTAMP);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP NULL DEFAULT NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP NULL DEFAULT '0000-00-00 00:00:00');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT '0000-00-00 00:00:00'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP NULL DEFAULT '2001-01-01 10:20:30');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT '2001-01-01 10:20:30'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP NOT NULL DEFAULT '0000-00-00 00:00:00');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP NOT NULL DEFAULT '2001-01-01 10:20:30');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NOT NULL DEFAULT '2001-01-01 10:20:30'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NOT NULL DEFAULT current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP NOT NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`b` timestamp NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP NULL);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`b` timestamp NULL DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP DEFAULT '0000-00-00 00:00:00');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`b` timestamp NULL DEFAULT '0000-00-00 00:00:00'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP NULL DEFAULT '0000-00-00 00:00:00');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`b` timestamp NULL DEFAULT '0000-00-00 00:00:00'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP NOT NULL DEFAULT '0000-00-00 00:00:00');
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`b` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP DEFAULT CURRENT_TIMESTAMP);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`b` timestamp NULL DEFAULT current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`b` timestamp NULL DEFAULT current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`b` timestamp NOT NULL DEFAULT current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a TIMESTAMP) AS SELECT 1 AS i;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL,
`i` int(1) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
CREATE TABLE t2 (b TIMESTAMP) AS SELECT a FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`b` timestamp NULL DEFAULT NULL,
`a` timestamp NULL DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t2;
DROP TABLE t1;
CREATE TABLE t1 (a INT);
ALTER TABLE t1 ADD b TIMESTAMP;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` timestamp NULL DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
#
# MDEV-10802 TIMESTAMP NOT NULL field with explicit_defaults_for_timestamp and NO_ZERO_DATE shouldn't throw error
#
SET timestamp=UNIX_TIMESTAMP('2001-01-01 10:20:30');
SET sql_mode='ANSI,NO_ZERO_DATE';
CREATE TABLE t1 (a TIMESTAMP NOT NULL);
INSERT INTO t1 VALUES ();
Warnings:
Warning 1364 Field 'a' doesn't have a default value
SELECT * FROM t1;
a
0000-00-00 00:00:00
DROP TABLE t1;
SET sql_mode=DEFAULT;
SET timestamp=DEFAULT;
#
# MDEV-29075 Changing explicit_defaults_for_timestamp within stored procedure works inconsistently
#
set statement explicit_defaults_for_timestamp=1-@@explicit_defaults_for_timestamp for create table t1 (ts timestamp);
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`ts` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create procedure pr()
begin
set explicit_defaults_for_timestamp= 1-@@explicit_defaults_for_timestamp;
create table t1 (ts timestamp);
end $
call pr();
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`ts` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop procedure pr;
drop table t1;
prepare stmt from 'create or replace table t1 (a timestamp)';
execute stmt;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
set explicit_defaults_for_timestamp=1-@@explicit_defaults_for_timestamp;
execute stmt;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NULL DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
set explicit_defaults_for_timestamp=1-@@explicit_defaults_for_timestamp;
execute stmt;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
|
