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
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
|
SHOW TABLES FROM information_schema LIKE 'TABLES';
Tables_in_information_schema (TABLES)
TABLES
#######################################################################
# Testcase 3.2.1.1: INFORMATION_SCHEMA tables can be queried via SELECT
#######################################################################
DROP VIEW IF EXISTS test.v1;
DROP PROCEDURE IF EXISTS test.p1;
DROP FUNCTION IF EXISTS test.f1;
CREATE VIEW test.v1 AS SELECT * FROM information_schema.TABLES;
CREATE PROCEDURE test.p1() SELECT * FROM information_schema.TABLES;
CREATE FUNCTION test.f1() returns BIGINT
BEGIN
DECLARE counter BIGINT DEFAULT NULL;
SELECT COUNT(*) INTO counter FROM information_schema.TABLES;
RETURN counter;
END//
# Attention: The printing of the next result sets is disabled.
SELECT * FROM information_schema.TABLES;
SELECT * FROM test.v1;
CALL test.p1;
SELECT test.f1();
DROP VIEW test.v1;
DROP PROCEDURE test.p1;
DROP FUNCTION test.f1;
#########################################################################
# Testcase 3.2.12.1: INFORMATION_SCHEMA.TABLES layout
#########################################################################
DESCRIBE information_schema.TABLES;
Field Type Null Key Default Extra
TABLE_CATALOG varchar(512) NO
TABLE_SCHEMA varchar(64) NO
TABLE_NAME varchar(64) NO
TABLE_TYPE varchar(64) NO
ENGINE varchar(64) YES NULL
VERSION bigint(21) unsigned YES NULL
ROW_FORMAT varchar(10) YES NULL
TABLE_ROWS bigint(21) unsigned YES NULL
AVG_ROW_LENGTH bigint(21) unsigned YES NULL
DATA_LENGTH bigint(21) unsigned YES NULL
MAX_DATA_LENGTH bigint(21) unsigned YES NULL
INDEX_LENGTH bigint(21) unsigned YES NULL
DATA_FREE bigint(21) unsigned YES NULL
AUTO_INCREMENT bigint(21) unsigned YES NULL
CREATE_TIME datetime YES NULL
UPDATE_TIME datetime YES NULL
CHECK_TIME datetime YES NULL
TABLE_COLLATION varchar(32) YES NULL
CHECKSUM bigint(21) unsigned YES NULL
CREATE_OPTIONS varchar(2048) YES NULL
TABLE_COMMENT varchar(2048) NO
SHOW CREATE TABLE information_schema.TABLES;
Table Create Table
TABLES CREATE TEMPORARY TABLE `TABLES` (
`TABLE_CATALOG` varchar(512) NOT NULL DEFAULT '',
`TABLE_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`TABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`TABLE_TYPE` varchar(64) NOT NULL DEFAULT '',
`ENGINE` varchar(64) DEFAULT NULL,
`VERSION` bigint(21) unsigned DEFAULT NULL,
`ROW_FORMAT` varchar(10) DEFAULT NULL,
`TABLE_ROWS` bigint(21) unsigned DEFAULT NULL,
`AVG_ROW_LENGTH` bigint(21) unsigned DEFAULT NULL,
`DATA_LENGTH` bigint(21) unsigned DEFAULT NULL,
`MAX_DATA_LENGTH` bigint(21) unsigned DEFAULT NULL,
`INDEX_LENGTH` bigint(21) unsigned DEFAULT NULL,
`DATA_FREE` bigint(21) unsigned DEFAULT NULL,
`AUTO_INCREMENT` bigint(21) unsigned DEFAULT NULL,
`CREATE_TIME` datetime DEFAULT NULL,
`UPDATE_TIME` datetime DEFAULT NULL,
`CHECK_TIME` datetime DEFAULT NULL,
`TABLE_COLLATION` varchar(32) DEFAULT NULL,
`CHECKSUM` bigint(21) unsigned DEFAULT NULL,
`CREATE_OPTIONS` varchar(2048) DEFAULT NULL,
`TABLE_COMMENT` varchar(2048) NOT NULL DEFAULT ''
) ENGINE=MEMORY DEFAULT CHARSET=utf8
SHOW COLUMNS FROM information_schema.TABLES;
Field Type Null Key Default Extra
TABLE_CATALOG varchar(512) NO
TABLE_SCHEMA varchar(64) NO
TABLE_NAME varchar(64) NO
TABLE_TYPE varchar(64) NO
ENGINE varchar(64) YES NULL
VERSION bigint(21) unsigned YES NULL
ROW_FORMAT varchar(10) YES NULL
TABLE_ROWS bigint(21) unsigned YES NULL
AVG_ROW_LENGTH bigint(21) unsigned YES NULL
DATA_LENGTH bigint(21) unsigned YES NULL
MAX_DATA_LENGTH bigint(21) unsigned YES NULL
INDEX_LENGTH bigint(21) unsigned YES NULL
DATA_FREE bigint(21) unsigned YES NULL
AUTO_INCREMENT bigint(21) unsigned YES NULL
CREATE_TIME datetime YES NULL
UPDATE_TIME datetime YES NULL
CHECK_TIME datetime YES NULL
TABLE_COLLATION varchar(32) YES NULL
CHECKSUM bigint(21) unsigned YES NULL
CREATE_OPTIONS varchar(2048) YES NULL
TABLE_COMMENT varchar(2048) NO
SELECT table_catalog, table_schema, table_name
FROM information_schema.tables WHERE table_catalog IS NULL OR table_catalog <> 'def';
table_catalog table_schema table_name
################################################################################
# Testcase 3.2.12.2 + 3.2.12.3: INFORMATION_SCHEMA.TABLES accessible information
################################################################################
DROP DATABASE IF EXISTS db_datadict;
CREATE DATABASE db_datadict;
DROP USER 'testuser1'@'localhost';
CREATE USER 'testuser1'@'localhost';
GRANT CREATE, CREATE VIEW, INSERT, SELECT ON db_datadict.*
TO 'testuser1'@'localhost' WITH GRANT OPTION;
DROP USER 'testuser2'@'localhost';
CREATE USER 'testuser2'@'localhost';
DROP USER 'testuser3'@'localhost';
CREATE USER 'testuser3'@'localhost';
CREATE TABLE db_datadict.tb1 (f1 INT, f2 INT, f3 INT)
ENGINE = <engine_type>;
GRANT SELECT ON db_datadict.tb1 TO 'testuser1'@'localhost';
GRANT ALL ON db_datadict.tb1 TO 'testuser2'@'localhost' WITH GRANT OPTION;
connect testuser1, localhost, testuser1, , db_datadict;
CREATE TABLE tb2 (f1 DECIMAL)
ENGINE = <engine_type>;
CREATE TABLE tb3 (f1 VARCHAR(200))
ENGINE = <engine_type>;
GRANT SELECT ON db_datadict.tb3 to 'testuser3'@'localhost';
GRANT INSERT ON db_datadict.tb3 to 'testuser2'@'localhost';
CREATE VIEW v3 AS SELECT * FROM tb3;
GRANT SELECT ON db_datadict.v3 to 'testuser3'@'localhost';
SELECT * FROM information_schema.tables
WHERE table_schema = 'db_datadict' ORDER BY table_name;
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE ENGINE VERSION ROW_FORMAT TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE AUTO_INCREMENT CREATE_TIME UPDATE_TIME CHECK_TIME TABLE_COLLATION CHECKSUM CREATE_OPTIONS TABLE_COMMENT
def db_datadict tb1 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
def db_datadict tb2 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
def db_datadict tb3 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
def db_datadict v3 VIEW #ENG# NULL #RF# NULL #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# NULL #CS# NULL VIEW
SHOW TABLES FROM db_datadict;
Tables_in_db_datadict
tb1
tb2
tb3
v3
connect testuser2, localhost, testuser2, , db_datadict;
SELECT * FROM information_schema.tables
WHERE table_schema = 'db_datadict' ORDER BY table_name;
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE ENGINE VERSION ROW_FORMAT TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE AUTO_INCREMENT CREATE_TIME UPDATE_TIME CHECK_TIME TABLE_COLLATION CHECKSUM CREATE_OPTIONS TABLE_COMMENT
def db_datadict tb1 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
def db_datadict tb3 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
SHOW TABLES FROM db_datadict;
Tables_in_db_datadict
tb1
tb3
connect testuser3, localhost, testuser3, , db_datadict;
SELECT * FROM information_schema.tables
WHERE table_schema = 'db_datadict' ORDER BY table_name;
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE ENGINE VERSION ROW_FORMAT TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE AUTO_INCREMENT CREATE_TIME UPDATE_TIME CHECK_TIME TABLE_COLLATION CHECKSUM CREATE_OPTIONS TABLE_COMMENT
def db_datadict tb3 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
def db_datadict v3 VIEW #ENG# NULL #RF# NULL #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# NULL #CS# NULL VIEW
SHOW TABLES FROM db_datadict;
Tables_in_db_datadict
tb3
v3
connection default;
SELECT * FROM information_schema.tables
WHERE table_schema = 'db_datadict' ORDER BY table_name;
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE ENGINE VERSION ROW_FORMAT TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE AUTO_INCREMENT CREATE_TIME UPDATE_TIME CHECK_TIME TABLE_COLLATION CHECKSUM CREATE_OPTIONS TABLE_COMMENT
def db_datadict tb1 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
def db_datadict tb2 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
def db_datadict tb3 BASE TABLE #ENG# 10 #RF# 0 #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# latin1_swedish_ci #CS#
def db_datadict v3 VIEW #ENG# NULL #RF# NULL #ARL# #DL# #MDL# #IL# #DF# NULL #CRT #UT# #CT# NULL #CS# NULL VIEW
SHOW TABLES FROM db_datadict;
Tables_in_db_datadict
tb1
tb2
tb3
v3
disconnect testuser1;
disconnect testuser2;
disconnect testuser3;
DROP USER 'testuser1'@'localhost';
DROP USER 'testuser2'@'localhost';
DROP USER 'testuser3'@'localhost';
DROP DATABASE db_datadict;
#########################################################################
# 3.2.1.13+3.2.1.14+3.2.1.15: INFORMATION_SCHEMA.TABLES modifications
#########################################################################
DROP TABLE IF EXISTS test.t1_my_table;
DROP DATABASE IF EXISTS db_datadict;
CREATE DATABASE db_datadict;
SELECT table_name FROM information_schema.tables
WHERE table_name LIKE 't1_my_table%';
table_name
CREATE TABLE test.t1_my_table (f1 BIGINT)
DEFAULT CHARACTER SET latin1 COLLATE latin1_swedish_ci
COMMENT = 'Initial Comment' ENGINE = <engine_type>;
SELECT * FROM information_schema.tables
WHERE table_name = 't1_my_table';
TABLE_CATALOG def
TABLE_SCHEMA test
TABLE_NAME t1_my_table
TABLE_TYPE BASE TABLE
ENGINE #ENG#
VERSION 10
ROW_FORMAT #RF#
TABLE_ROWS 0
AVG_ROW_LENGTH #ARL#
DATA_LENGTH #DL#
MAX_DATA_LENGTH #MDL#
INDEX_LENGTH #IL#
DATA_FREE #DF#
AUTO_INCREMENT NULL
CREATE_TIME #CRT
UPDATE_TIME #UT#
CHECK_TIME #CT#
TABLE_COLLATION latin1_swedish_ci
CHECKSUM #CS#
CREATE_OPTIONS
TABLE_COMMENT Initial Comment
SELECT table_name FROM information_schema.tables
WHERE table_name LIKE 't1_my_table%';
table_name
t1_my_table
RENAME TABLE test.t1_my_table TO test.t1_my_tablex;
SELECT table_name FROM information_schema.tables
WHERE table_name LIKE 't1_my_table%';
table_name
t1_my_tablex
SELECT table_schema,table_name FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_schema table_name
test t1_my_tablex
RENAME TABLE test.t1_my_tablex TO db_datadict.t1_my_tablex;
SELECT table_schema,table_name FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_schema table_name
db_datadict t1_my_tablex
SELECT table_name, engine FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name engine
t1_my_tablex <engine_type>
ALTER TABLE db_datadict.t1_my_tablex
ENGINE = <other_engine_type>;
SELECT table_name, engine FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name engine
t1_my_tablex <other_engine_type>
SELECT table_name, table_rows FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name table_rows
t1_my_tablex 0
INSERT INTO db_datadict.t1_my_tablex VALUES(1),(2);
SELECT table_name, table_rows FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name table_rows
t1_my_tablex 2
SELECT table_name, table_collation FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name table_collation
t1_my_tablex latin1_swedish_ci
ALTER TABLE db_datadict.t1_my_tablex DEFAULT CHARACTER SET utf8;
SELECT table_name, table_collation FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name table_collation
t1_my_tablex utf8_general_ci
SELECT table_name, table_collation FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name table_collation
t1_my_tablex utf8_general_ci
ALTER TABLE db_datadict.t1_my_tablex
DEFAULT CHARACTER SET latin1 COLLATE latin1_german1_ci;
SELECT table_name, table_collation FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name table_collation
t1_my_tablex latin1_german1_ci
SELECT table_name, TABLE_COMMENT FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name TABLE_COMMENT
t1_my_tablex Initial Comment
ALTER TABLE db_datadict.t1_my_tablex COMMENT 'Changed Comment';
SELECT table_name, TABLE_COMMENT FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name TABLE_COMMENT
t1_my_tablex Changed Comment
SELECT table_name, AUTO_INCREMENT FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name AUTO_INCREMENT
t1_my_tablex NULL
ALTER TABLE db_datadict.t1_my_tablex
ADD f2 BIGINT AUTO_INCREMENT, ADD PRIMARY KEY (f2);
SELECT table_name, AUTO_INCREMENT FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name AUTO_INCREMENT
t1_my_tablex 3
SELECT table_name, ROW_FORMAT FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name ROW_FORMAT
t1_my_tablex Fixed
ALTER TABLE db_datadict.t1_my_tablex ROW_FORMAT = dynamic;
SELECT table_name, ROW_FORMAT FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name ROW_FORMAT
t1_my_tablex Dynamic
SELECT table_name, checksum FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name checksum
t1_my_tablex NULL
ALTER TABLE db_datadict.t1_my_tablex CHECKSUM = 1;
SELECT table_name, checksum IS NOT NULL FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name checksum IS NOT NULL
t1_my_tablex 1
SELECT UPDATE_TIME, checksum INTO @UPDATE_TIME, @checksum
FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
INSERT INTO db_datadict.t1_my_tablex SET f1 = 3;
FLUSH TABLES;
SELECT UPDATE_TIME > @UPDATE_TIME
AS "Is current UPDATE_TIME bigger than before last INSERT?"
FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
Is current UPDATE_TIME bigger than before last INSERT?
1
SELECT checksum <> @checksum
AS "Is current CHECKSUM different than before last INSERT?"
FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
Is current CHECKSUM different than before last INSERT?
1
SELECT CREATE_TIME INTO @CREATE_TIME FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
SELECT table_name FROM information_schema.tables
WHERE table_name LIKE 't1_my_table%';
table_name
t1_my_tablex
DROP TABLE db_datadict.t1_my_tablex;
SELECT table_name FROM information_schema.tables
WHERE table_name LIKE 't1_my_table%';
table_name
CREATE TABLE test.t1_my_tablex (f1 BIGINT)
ENGINE = <other_engine_type>;
SELECT CREATE_TIME > @CREATE_TIME
AS "Is current CREATE_TIME bigger than for the old dropped table?"
FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
Is current CREATE_TIME bigger than for the old dropped table?
1
DROP TABLE test.t1_my_tablex;
CREATE VIEW test.t1_my_tablex AS SELECT 1;
SELECT * FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
TABLE_CATALOG def
TABLE_SCHEMA test
TABLE_NAME t1_my_tablex
TABLE_TYPE VIEW
ENGINE NULL
VERSION NULL
ROW_FORMAT NULL
TABLE_ROWS NULL
AVG_ROW_LENGTH NULL
DATA_LENGTH NULL
MAX_DATA_LENGTH NULL
INDEX_LENGTH NULL
DATA_FREE NULL
AUTO_INCREMENT NULL
CREATE_TIME NULL
UPDATE_TIME NULL
CHECK_TIME NULL
TABLE_COLLATION NULL
CHECKSUM NULL
CREATE_OPTIONS NULL
TABLE_COMMENT VIEW
DROP VIEW test.t1_my_tablex;
SELECT table_name FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name
CREATE TEMPORARY TABLE test.t1_my_tablex
ENGINE = <other_engine_type>
AS SELECT 1;
SELECT table_name, table_type FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
DROP TEMPORARY TABLE test.t1_my_tablex;
CREATE TABLE db_datadict.t1_my_tablex
ENGINE = <engine_type> AS
SELECT 1;
SELECT table_name FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name
t1_my_tablex
DROP DATABASE db_datadict;
SELECT table_name FROM information_schema.tables
WHERE table_name = 't1_my_tablex';
table_name
########################################################################
# Testcases 3.2.1.3-3.2.1.5 + 3.2.1.8-3.2.1.12: INSERT/UPDATE/DELETE and
# DDL on INFORMATION_SCHEMA tables are not supported
########################################################################
DROP DATABASE IF EXISTS db_datadict;
CREATE DATABASE db_datadict;
CREATE TABLE db_datadict.t1 (f1 BIGINT)
ENGINE = <engine_type>;
INSERT INTO information_schema.tables
SELECT * FROM information_schema.tables;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
UPDATE information_schema.tables SET table_schema = 'test'
WHERE table_name = 't1';
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
DELETE FROM information_schema.tables WHERE table_name = 't1';
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
TRUNCATE information_schema.tables;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
CREATE INDEX my_idx_on_tables ON information_schema.tables(table_schema);
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
ALTER TABLE information_schema.tables DROP PRIMARY KEY;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
ALTER TABLE information_schema.tables ADD f1 INT;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
DROP TABLE information_schema.tables;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
ALTER TABLE information_schema.tables RENAME db_datadict.tables;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
ALTER TABLE information_schema.tables RENAME information_schema.xtables;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
DROP DATABASE db_datadict;
|