1
select * from INFORMATION_SCHEMA.SCHEMATA;
2
CATALOG_NAME SCHEMA_NAME SCHEMA_OWNER DEFAULT_CHARACTER_SET_CATALOG DEFAULT_CHARACTER_SET_SCHEMA DEFAULT_CHARACTER_SET_NAME
7
select * from INFORMATION_SCHEMA.TABLES;
8
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
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DATA_DICTIONARY CHARACTER_SETS VIEW
10
DATA_DICTIONARY COLLATIONS VIEW
11
DATA_DICTIONARY COLUMNS VIEW
12
DATA_DICTIONARY COUNTER VIEW
13
DATA_DICTIONARY CUMULATIVE_SQL_COMMANDS VIEW
14
DATA_DICTIONARY CUMULATIVE_USER_STATS VIEW
15
DATA_DICTIONARY CURRENT_SQL_COMMANDS VIEW
16
DATA_DICTIONARY DRIZZLE_PROTOCOL_STATUS VIEW
17
DATA_DICTIONARY GLOBAL_STATEMENTS VIEW
18
DATA_DICTIONARY GLOBAL_STATUS VIEW
19
DATA_DICTIONARY GLOBAL_VARIABLES VIEW
20
DATA_DICTIONARY INDEXES VIEW
21
DATA_DICTIONARY INDEX_PARTS VIEW
22
DATA_DICTIONARY INNODB_CMP VIEW
23
DATA_DICTIONARY INNODB_CMPMEM VIEW
24
DATA_DICTIONARY INNODB_CMPMEM_RESET VIEW
25
DATA_DICTIONARY INNODB_CMP_RESET VIEW
26
DATA_DICTIONARY INNODB_INTERNAL_TABLES VIEW
27
DATA_DICTIONARY INNODB_LOCKS VIEW
28
DATA_DICTIONARY INNODB_LOCK_WAITS VIEW
29
DATA_DICTIONARY INNODB_STATUS VIEW
30
DATA_DICTIONARY INNODB_TRX VIEW
31
DATA_DICTIONARY MODULES VIEW
32
DATA_DICTIONARY MYSQL_PROTOCOL_STATUS VIEW
33
DATA_DICTIONARY PLUGINS VIEW
34
DATA_DICTIONARY PROCESSLIST VIEW
35
DATA_DICTIONARY RANDOM_NUMBER VIEW
36
DATA_DICTIONARY RANDOM_STRING VIEW
37
DATA_DICTIONARY REFERENTIAL_CONSTRAINTS VIEW
38
DATA_DICTIONARY REPLICATION_STREAMS VIEW
39
DATA_DICTIONARY SCHEMAS VIEW
40
DATA_DICTIONARY SCOREBOARD_STATISTICS VIEW
41
DATA_DICTIONARY SESSION_STATEMENTS VIEW
42
DATA_DICTIONARY SESSION_STATUS VIEW
43
DATA_DICTIONARY SESSION_VARIABLES VIEW
44
DATA_DICTIONARY SHOW_COLUMNS VIEW
45
DATA_DICTIONARY SHOW_INDEXES VIEW
46
DATA_DICTIONARY SHOW_SCHEMAS VIEW
47
DATA_DICTIONARY SHOW_TABLES VIEW
48
DATA_DICTIONARY SHOW_TABLE_STATUS VIEW
49
DATA_DICTIONARY SHOW_TEMPORARY_TABLES VIEW
50
DATA_DICTIONARY TABLES VIEW
51
DATA_DICTIONARY TABLE_CACHE VIEW
52
DATA_DICTIONARY TABLE_CONSTRAINTS VIEW
53
DATA_DICTIONARY TABLE_DEFINITION_CACHE VIEW
54
INFORMATION_SCHEMA CHECK_CONSTRAINTS VIEW
55
INFORMATION_SCHEMA COLUMNS VIEW
56
INFORMATION_SCHEMA COLUMN_DOMAIN_USAGE VIEW
57
INFORMATION_SCHEMA COLUMN_PRIVILEGES VIEW
58
INFORMATION_SCHEMA CONSTRAINT_COLUMN_USAGE VIEW
59
INFORMATION_SCHEMA CONSTRAINT_TABLE_USAGE VIEW
60
INFORMATION_SCHEMA DOMAINS VIEW
61
INFORMATION_SCHEMA DOMAIN_CONSTRAINTS VIEW
62
INFORMATION_SCHEMA KEY_COLUMN_USAGE VIEW
63
INFORMATION_SCHEMA PARAMETERS VIEW
64
INFORMATION_SCHEMA REFERENTIAL_CONSTRAINTS VIEW
65
INFORMATION_SCHEMA ROUTINES VIEW
66
INFORMATION_SCHEMA ROUTINE_COLUMNS VIEW
67
INFORMATION_SCHEMA SCHEMATA VIEW
68
INFORMATION_SCHEMA TABLES VIEW
69
INFORMATION_SCHEMA TABLE_CONSTRAINTS VIEW
70
INFORMATION_SCHEMA TABLE_PRIVILEGES VIEW
71
INFORMATION_SCHEMA VIEWS VIEW
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INFORMATION_SCHEMA VIEW_COLUMN_USAGE VIEW
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INFORMATION_SCHEMA VIEW_TABLE_USAGE VIEW
74
use information_schema;
81
select * from INFORMATION_SCHEMA.TABLES;
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TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
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DATA_DICTIONARY CHARACTER_SETS VIEW
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DATA_DICTIONARY COLLATIONS VIEW
85
DATA_DICTIONARY COLUMNS VIEW
86
DATA_DICTIONARY COUNTER VIEW
87
DATA_DICTIONARY CUMULATIVE_SQL_COMMANDS VIEW
88
DATA_DICTIONARY CUMULATIVE_USER_STATS VIEW
89
DATA_DICTIONARY CURRENT_SQL_COMMANDS VIEW
90
DATA_DICTIONARY DRIZZLE_PROTOCOL_STATUS VIEW
91
DATA_DICTIONARY GLOBAL_STATEMENTS VIEW
92
DATA_DICTIONARY GLOBAL_STATUS VIEW
93
DATA_DICTIONARY GLOBAL_VARIABLES VIEW
94
DATA_DICTIONARY INDEXES VIEW
95
DATA_DICTIONARY INDEX_PARTS VIEW
96
DATA_DICTIONARY INNODB_CMP VIEW
97
DATA_DICTIONARY INNODB_CMPMEM VIEW
98
DATA_DICTIONARY INNODB_CMPMEM_RESET VIEW
99
DATA_DICTIONARY INNODB_CMP_RESET VIEW
100
DATA_DICTIONARY INNODB_INTERNAL_TABLES VIEW
101
DATA_DICTIONARY INNODB_LOCKS VIEW
102
DATA_DICTIONARY INNODB_LOCK_WAITS VIEW
103
DATA_DICTIONARY INNODB_STATUS VIEW
104
DATA_DICTIONARY INNODB_TRX VIEW
105
DATA_DICTIONARY MODULES VIEW
106
DATA_DICTIONARY MYSQL_PROTOCOL_STATUS VIEW
107
DATA_DICTIONARY PLUGINS VIEW
108
DATA_DICTIONARY PROCESSLIST VIEW
109
DATA_DICTIONARY RANDOM_NUMBER VIEW
110
DATA_DICTIONARY RANDOM_STRING VIEW
111
DATA_DICTIONARY REFERENTIAL_CONSTRAINTS VIEW
112
DATA_DICTIONARY REPLICATION_STREAMS VIEW
113
DATA_DICTIONARY SCHEMAS VIEW
114
DATA_DICTIONARY SCOREBOARD_STATISTICS VIEW
115
DATA_DICTIONARY SESSION_STATEMENTS VIEW
116
DATA_DICTIONARY SESSION_STATUS VIEW
117
DATA_DICTIONARY SESSION_VARIABLES VIEW
118
DATA_DICTIONARY SHOW_COLUMNS VIEW
119
DATA_DICTIONARY SHOW_INDEXES VIEW
120
DATA_DICTIONARY SHOW_SCHEMAS VIEW
121
DATA_DICTIONARY SHOW_TABLES VIEW
122
DATA_DICTIONARY SHOW_TABLE_STATUS VIEW
123
DATA_DICTIONARY SHOW_TEMPORARY_TABLES VIEW
124
DATA_DICTIONARY TABLES VIEW
125
DATA_DICTIONARY TABLE_CACHE VIEW
126
DATA_DICTIONARY TABLE_CONSTRAINTS VIEW
127
DATA_DICTIONARY TABLE_DEFINITION_CACHE VIEW
128
INFORMATION_SCHEMA CHECK_CONSTRAINTS VIEW
129
INFORMATION_SCHEMA COLUMNS VIEW
130
INFORMATION_SCHEMA COLUMN_DOMAIN_USAGE VIEW
131
INFORMATION_SCHEMA COLUMN_PRIVILEGES VIEW
132
INFORMATION_SCHEMA CONSTRAINT_COLUMN_USAGE VIEW
133
INFORMATION_SCHEMA CONSTRAINT_TABLE_USAGE VIEW
134
INFORMATION_SCHEMA DOMAINS VIEW
135
INFORMATION_SCHEMA DOMAIN_CONSTRAINTS VIEW
136
INFORMATION_SCHEMA KEY_COLUMN_USAGE VIEW
137
INFORMATION_SCHEMA PARAMETERS VIEW
138
INFORMATION_SCHEMA REFERENTIAL_CONSTRAINTS VIEW
139
INFORMATION_SCHEMA ROUTINES VIEW
140
INFORMATION_SCHEMA ROUTINE_COLUMNS VIEW
141
INFORMATION_SCHEMA SCHEMATA VIEW
142
INFORMATION_SCHEMA TABLES VIEW
143
INFORMATION_SCHEMA TABLE_CONSTRAINTS VIEW
144
INFORMATION_SCHEMA TABLE_PRIVILEGES VIEW
145
INFORMATION_SCHEMA VIEWS VIEW
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INFORMATION_SCHEMA VIEW_COLUMN_USAGE VIEW
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INFORMATION_SCHEMA VIEW_TABLE_USAGE VIEW
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select * from INFORMATION_SCHEMA.TABLES WHERE TABLE_CATALOG=NULL;
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TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
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select * from INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA=NULL;
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TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
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select * from INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME=NULL;
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TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
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select * from INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA="information_schema" AND TABLE_TYPE="STANDARD";
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TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
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select * from INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA="information_schema" AND TABLE_TYPE="VIEW";
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TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
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INFORMATION_SCHEMA CHECK_CONSTRAINTS VIEW
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INFORMATION_SCHEMA COLUMNS VIEW
160
INFORMATION_SCHEMA COLUMN_DOMAIN_USAGE VIEW
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INFORMATION_SCHEMA COLUMN_PRIVILEGES VIEW
162
INFORMATION_SCHEMA CONSTRAINT_COLUMN_USAGE VIEW
163
INFORMATION_SCHEMA CONSTRAINT_TABLE_USAGE VIEW
164
INFORMATION_SCHEMA DOMAINS VIEW
165
INFORMATION_SCHEMA DOMAIN_CONSTRAINTS VIEW
166
INFORMATION_SCHEMA KEY_COLUMN_USAGE VIEW
167
INFORMATION_SCHEMA PARAMETERS VIEW
168
INFORMATION_SCHEMA REFERENTIAL_CONSTRAINTS VIEW
169
INFORMATION_SCHEMA ROUTINES VIEW
170
INFORMATION_SCHEMA ROUTINE_COLUMNS VIEW
171
INFORMATION_SCHEMA SCHEMATA VIEW
172
INFORMATION_SCHEMA TABLES VIEW
173
INFORMATION_SCHEMA TABLE_CONSTRAINTS VIEW
174
INFORMATION_SCHEMA TABLE_PRIVILEGES VIEW
175
INFORMATION_SCHEMA VIEWS VIEW
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INFORMATION_SCHEMA VIEW_COLUMN_USAGE VIEW
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INFORMATION_SCHEMA VIEW_TABLE_USAGE VIEW
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select * from INFORMATION_SCHEMA.TABLES ORDER BY TABLE_SCHEMA, TABLE_NAME;
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TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
180
DATA_DICTIONARY CHARACTER_SETS VIEW
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DATA_DICTIONARY COLLATIONS VIEW
182
DATA_DICTIONARY COLUMNS VIEW
183
DATA_DICTIONARY COUNTER VIEW
184
DATA_DICTIONARY CUMULATIVE_SQL_COMMANDS VIEW
185
DATA_DICTIONARY CUMULATIVE_USER_STATS VIEW
186
DATA_DICTIONARY CURRENT_SQL_COMMANDS VIEW
187
DATA_DICTIONARY DRIZZLE_PROTOCOL_STATUS VIEW
188
DATA_DICTIONARY GLOBAL_STATEMENTS VIEW
189
DATA_DICTIONARY GLOBAL_STATUS VIEW
190
DATA_DICTIONARY GLOBAL_VARIABLES VIEW
191
DATA_DICTIONARY INDEXES VIEW
192
DATA_DICTIONARY INDEX_PARTS VIEW
193
DATA_DICTIONARY INNODB_CMP VIEW
194
DATA_DICTIONARY INNODB_CMPMEM VIEW
195
DATA_DICTIONARY INNODB_CMPMEM_RESET VIEW
196
DATA_DICTIONARY INNODB_CMP_RESET VIEW
197
DATA_DICTIONARY INNODB_INTERNAL_TABLES VIEW
198
DATA_DICTIONARY INNODB_LOCKS VIEW
199
DATA_DICTIONARY INNODB_LOCK_WAITS VIEW
200
DATA_DICTIONARY INNODB_STATUS VIEW
201
DATA_DICTIONARY INNODB_TRX VIEW
202
DATA_DICTIONARY MODULES VIEW
203
DATA_DICTIONARY MYSQL_PROTOCOL_STATUS VIEW
204
DATA_DICTIONARY PLUGINS VIEW
205
DATA_DICTIONARY PROCESSLIST VIEW
206
DATA_DICTIONARY RANDOM_NUMBER VIEW
207
DATA_DICTIONARY RANDOM_STRING VIEW
208
DATA_DICTIONARY REFERENTIAL_CONSTRAINTS VIEW
209
DATA_DICTIONARY REPLICATION_STREAMS VIEW
210
DATA_DICTIONARY SCHEMAS VIEW
211
DATA_DICTIONARY SCOREBOARD_STATISTICS VIEW
212
DATA_DICTIONARY SESSION_STATEMENTS VIEW
213
DATA_DICTIONARY SESSION_STATUS VIEW
214
DATA_DICTIONARY SESSION_VARIABLES VIEW
215
DATA_DICTIONARY SHOW_COLUMNS VIEW
216
DATA_DICTIONARY SHOW_INDEXES VIEW
217
DATA_DICTIONARY SHOW_SCHEMAS VIEW
218
DATA_DICTIONARY SHOW_TABLES VIEW
219
DATA_DICTIONARY SHOW_TABLE_STATUS VIEW
220
DATA_DICTIONARY SHOW_TEMPORARY_TABLES VIEW
221
DATA_DICTIONARY TABLES VIEW
222
DATA_DICTIONARY TABLE_CACHE VIEW
223
DATA_DICTIONARY TABLE_CONSTRAINTS VIEW
224
DATA_DICTIONARY TABLE_DEFINITION_CACHE VIEW
225
INFORMATION_SCHEMA CHECK_CONSTRAINTS VIEW
226
INFORMATION_SCHEMA COLUMNS VIEW
227
INFORMATION_SCHEMA COLUMN_DOMAIN_USAGE VIEW
228
INFORMATION_SCHEMA COLUMN_PRIVILEGES VIEW
229
INFORMATION_SCHEMA CONSTRAINT_COLUMN_USAGE VIEW
230
INFORMATION_SCHEMA CONSTRAINT_TABLE_USAGE VIEW
231
INFORMATION_SCHEMA DOMAINS VIEW
232
INFORMATION_SCHEMA DOMAIN_CONSTRAINTS VIEW
233
INFORMATION_SCHEMA KEY_COLUMN_USAGE VIEW
234
INFORMATION_SCHEMA PARAMETERS VIEW
235
INFORMATION_SCHEMA REFERENTIAL_CONSTRAINTS VIEW
236
INFORMATION_SCHEMA ROUTINES VIEW
237
INFORMATION_SCHEMA ROUTINE_COLUMNS VIEW
238
INFORMATION_SCHEMA SCHEMATA VIEW
239
INFORMATION_SCHEMA TABLES VIEW
240
INFORMATION_SCHEMA TABLE_CONSTRAINTS VIEW
241
INFORMATION_SCHEMA TABLE_PRIVILEGES VIEW
242
INFORMATION_SCHEMA VIEWS VIEW
243
INFORMATION_SCHEMA VIEW_COLUMN_USAGE VIEW
244
INFORMATION_SCHEMA VIEW_TABLE_USAGE VIEW
246
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA="a";
247
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
249
create table a (a int );
250
create table b (a int );
251
create table c (a int );
252
create table d (a int );
253
create table ds (a int );
254
create table aa (a int );
263
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME="a";
264
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
266
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME like "a%";
267
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
270
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME like "%a";
271
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
272
INFORMATION_SCHEMA SCHEMATA VIEW
275
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME like "%s";
276
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
277
DATA_DICTIONARY CHARACTER_SETS VIEW
278
DATA_DICTIONARY COLLATIONS VIEW
279
DATA_DICTIONARY COLUMNS VIEW
280
DATA_DICTIONARY CUMULATIVE_SQL_COMMANDS VIEW
281
DATA_DICTIONARY CUMULATIVE_USER_STATS VIEW
282
DATA_DICTIONARY CURRENT_SQL_COMMANDS VIEW
283
DATA_DICTIONARY DRIZZLE_PROTOCOL_STATUS VIEW
284
DATA_DICTIONARY GLOBAL_STATEMENTS VIEW
285
DATA_DICTIONARY GLOBAL_STATUS VIEW
286
DATA_DICTIONARY GLOBAL_VARIABLES VIEW
287
DATA_DICTIONARY INDEXES VIEW
288
DATA_DICTIONARY INDEX_PARTS VIEW
289
DATA_DICTIONARY INNODB_INTERNAL_TABLES VIEW
290
DATA_DICTIONARY INNODB_LOCKS VIEW
291
DATA_DICTIONARY INNODB_LOCK_WAITS VIEW
292
DATA_DICTIONARY INNODB_STATUS VIEW
293
DATA_DICTIONARY MODULES VIEW
294
DATA_DICTIONARY MYSQL_PROTOCOL_STATUS VIEW
295
DATA_DICTIONARY PLUGINS VIEW
296
DATA_DICTIONARY REFERENTIAL_CONSTRAINTS VIEW
297
DATA_DICTIONARY REPLICATION_STREAMS VIEW
298
DATA_DICTIONARY SCHEMAS VIEW
299
DATA_DICTIONARY SCOREBOARD_STATISTICS VIEW
300
DATA_DICTIONARY SESSION_STATEMENTS VIEW
301
DATA_DICTIONARY SESSION_STATUS VIEW
302
DATA_DICTIONARY SESSION_VARIABLES VIEW
303
DATA_DICTIONARY SHOW_COLUMNS VIEW
304
DATA_DICTIONARY SHOW_INDEXES VIEW
305
DATA_DICTIONARY SHOW_SCHEMAS VIEW
306
DATA_DICTIONARY SHOW_TABLES VIEW
307
DATA_DICTIONARY SHOW_TABLE_STATUS VIEW
308
DATA_DICTIONARY SHOW_TEMPORARY_TABLES VIEW
309
DATA_DICTIONARY TABLES VIEW
310
DATA_DICTIONARY TABLE_CONSTRAINTS VIEW
311
INFORMATION_SCHEMA CHECK_CONSTRAINTS VIEW
312
INFORMATION_SCHEMA COLUMNS VIEW
313
INFORMATION_SCHEMA COLUMN_PRIVILEGES VIEW
314
INFORMATION_SCHEMA DOMAINS VIEW
315
INFORMATION_SCHEMA DOMAIN_CONSTRAINTS VIEW
316
INFORMATION_SCHEMA PARAMETERS VIEW
317
INFORMATION_SCHEMA REFERENTIAL_CONSTRAINTS VIEW
318
INFORMATION_SCHEMA ROUTINES VIEW
319
INFORMATION_SCHEMA ROUTINE_COLUMNS VIEW
320
INFORMATION_SCHEMA TABLES VIEW
321
INFORMATION_SCHEMA TABLE_CONSTRAINTS VIEW
322
INFORMATION_SCHEMA TABLE_PRIVILEGES VIEW
323
INFORMATION_SCHEMA VIEWS VIEW
325
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA="a" ORDER BY TABLE_NAME;
326
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE
334
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA="a";
335
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE