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
|
#
# MDEV-19906 Port show_old_temporals from MySQL 5.6
#
TRUNCATE TABLE mariadb5312_datetime;
SHOW CREATE TABLE mariadb5312_datetime;
Table Create Table
mariadb5312_datetime CREATE TABLE `mariadb5312_datetime` (
`t0` datetime /* mariadb-5.3 */ DEFAULT NULL,
`t1` datetime(1) /* mariadb-5.3 */ DEFAULT NULL,
`t2` datetime(2) /* mariadb-5.3 */ DEFAULT NULL,
`t3` datetime(3) /* mariadb-5.3 */ DEFAULT NULL,
`t4` datetime(4) /* mariadb-5.3 */ DEFAULT NULL,
`t5` datetime(5) /* mariadb-5.3 */ DEFAULT NULL,
`t6` datetime(6) /* mariadb-5.3 */ DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
SELECT COLUMN_NAME, DATA_TYPE, COLUMN_TYPE FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='mariadb5312_datetime';
COLUMN_NAME t0
DATA_TYPE datetime
COLUMN_TYPE datetime /* mariadb-5.3 */
COLUMN_NAME t1
DATA_TYPE datetime
COLUMN_TYPE datetime(1) /* mariadb-5.3 */
COLUMN_NAME t2
DATA_TYPE datetime
COLUMN_TYPE datetime(2) /* mariadb-5.3 */
COLUMN_NAME t3
DATA_TYPE datetime
COLUMN_TYPE datetime(3) /* mariadb-5.3 */
COLUMN_NAME t4
DATA_TYPE datetime
COLUMN_TYPE datetime(4) /* mariadb-5.3 */
COLUMN_NAME t5
DATA_TYPE datetime
COLUMN_TYPE datetime(5) /* mariadb-5.3 */
COLUMN_NAME t6
DATA_TYPE datetime
COLUMN_TYPE datetime(6) /* mariadb-5.3 */
DESCRIBE mariadb5312_datetime;
Field t0
Type datetime /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t1
Type datetime(1) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t2
Type datetime(2) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t3
Type datetime(3) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t4
Type datetime(4) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t5
Type datetime(5) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t6
Type datetime(6) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
DROP TABLE mariadb5312_datetime;
TRUNCATE TABLE mariadb5312_timestamp;
SHOW CREATE TABLE mariadb5312_timestamp;
Table Create Table
mariadb5312_timestamp CREATE TABLE `mariadb5312_timestamp` (
`t0` timestamp /* mariadb-5.3 */ NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
`t1` timestamp(1) /* mariadb-5.3 */ NOT NULL DEFAULT '0000-00-00 00:00:00.0',
`t2` timestamp(2) /* mariadb-5.3 */ NOT NULL DEFAULT '0000-00-00 00:00:00.00',
`t3` timestamp(3) /* mariadb-5.3 */ NOT NULL DEFAULT '0000-00-00 00:00:00.000',
`t4` timestamp(4) /* mariadb-5.3 */ NOT NULL DEFAULT '0000-00-00 00:00:00.0000',
`t5` timestamp(5) /* mariadb-5.3 */ NOT NULL DEFAULT '0000-00-00 00:00:00.00000',
`t6` timestamp(6) /* mariadb-5.3 */ NOT NULL DEFAULT '0000-00-00 00:00:00.000000'
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
SELECT COLUMN_NAME, DATA_TYPE, COLUMN_TYPE FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='mariadb5312_timestamp';
COLUMN_NAME t0
DATA_TYPE timestamp
COLUMN_TYPE timestamp /* mariadb-5.3 */
COLUMN_NAME t1
DATA_TYPE timestamp
COLUMN_TYPE timestamp(1) /* mariadb-5.3 */
COLUMN_NAME t2
DATA_TYPE timestamp
COLUMN_TYPE timestamp(2) /* mariadb-5.3 */
COLUMN_NAME t3
DATA_TYPE timestamp
COLUMN_TYPE timestamp(3) /* mariadb-5.3 */
COLUMN_NAME t4
DATA_TYPE timestamp
COLUMN_TYPE timestamp(4) /* mariadb-5.3 */
COLUMN_NAME t5
DATA_TYPE timestamp
COLUMN_TYPE timestamp(5) /* mariadb-5.3 */
COLUMN_NAME t6
DATA_TYPE timestamp
COLUMN_TYPE timestamp(6) /* mariadb-5.3 */
DESCRIBE mariadb5312_timestamp;
Field t0
Type timestamp /* mariadb-5.3 */
Null NO
Key
Default current_timestamp()
Extra on update current_timestamp()
Field t1
Type timestamp(1) /* mariadb-5.3 */
Null NO
Key
Default 0000-00-00 00:00:00.0
Extra
Field t2
Type timestamp(2) /* mariadb-5.3 */
Null NO
Key
Default 0000-00-00 00:00:00.00
Extra
Field t3
Type timestamp(3) /* mariadb-5.3 */
Null NO
Key
Default 0000-00-00 00:00:00.000
Extra
Field t4
Type timestamp(4) /* mariadb-5.3 */
Null NO
Key
Default 0000-00-00 00:00:00.0000
Extra
Field t5
Type timestamp(5) /* mariadb-5.3 */
Null NO
Key
Default 0000-00-00 00:00:00.00000
Extra
Field t6
Type timestamp(6) /* mariadb-5.3 */
Null NO
Key
Default 0000-00-00 00:00:00.000000
Extra
DROP TABLE mariadb5312_timestamp;
TRUNCATE TABLE mariadb5312_time;
SHOW CREATE TABLE mariadb5312_time;
Table Create Table
mariadb5312_time CREATE TABLE `mariadb5312_time` (
`t0` time /* mariadb-5.3 */ DEFAULT NULL,
`t1` time(1) /* mariadb-5.3 */ DEFAULT NULL,
`t2` time(2) /* mariadb-5.3 */ DEFAULT NULL,
`t3` time(3) /* mariadb-5.3 */ DEFAULT NULL,
`t4` time(4) /* mariadb-5.3 */ DEFAULT NULL,
`t5` time(5) /* mariadb-5.3 */ DEFAULT NULL,
`t6` time(6) /* mariadb-5.3 */ DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
SELECT COLUMN_NAME, DATA_TYPE, COLUMN_TYPE FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='mariadb5312_time';
COLUMN_NAME t0
DATA_TYPE time
COLUMN_TYPE time /* mariadb-5.3 */
COLUMN_NAME t1
DATA_TYPE time
COLUMN_TYPE time(1) /* mariadb-5.3 */
COLUMN_NAME t2
DATA_TYPE time
COLUMN_TYPE time(2) /* mariadb-5.3 */
COLUMN_NAME t3
DATA_TYPE time
COLUMN_TYPE time(3) /* mariadb-5.3 */
COLUMN_NAME t4
DATA_TYPE time
COLUMN_TYPE time(4) /* mariadb-5.3 */
COLUMN_NAME t5
DATA_TYPE time
COLUMN_TYPE time(5) /* mariadb-5.3 */
COLUMN_NAME t6
DATA_TYPE time
COLUMN_TYPE time(6) /* mariadb-5.3 */
DESCRIBE mariadb5312_time;
Field t0
Type time /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t1
Type time(1) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t2
Type time(2) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t3
Type time(3) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t4
Type time(4) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t5
Type time(5) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
Field t6
Type time(6) /* mariadb-5.3 */
Null YES
Key
Default NULL
Extra
DROP TABLE mariadb5312_time;
|
