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
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
|
drop table if exists t1,t2,t3;
CREATE TABLE t2 (a int);
INSERT INTO t2 VALUES(1),(2),(3);
#
# Check first syntax and wrong usage
#
CREATE OR REPLACE TABLE IF NOT EXISTS t1 (a int);
ERROR HY000: Incorrect usage of OR REPLACE and IF NOT EXISTS
create or replace table mysql.general_log (a int);
ERROR HY000: You cannot 'CREATE OR REPLACE' a log table if logging is enabled
create or replace table mysql.slow_log (a int);
ERROR HY000: You cannot 'CREATE OR REPLACE' a log table if logging is enabled
#
# Usage when table doesn't exist
#
CREATE OR REPLACE TABLE t1 (a int);
CREATE TABLE t1 (a int);
ERROR 42S01: Table 't1' already exists
DROP TABLE t1;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int);
CREATE TEMPORARY TABLE t1 (a int, b int, c int);
ERROR 42S01: Table 't1' already exists
DROP TEMPORARY TABLE t1;
#
# Testing with temporary tables
#
CREATE OR REPLACE TABLE t1 (a int);
CREATE OR REPLACE TEMPORARY TABLE t1 (a int);
CREATE OR REPLACE TEMPORARY TABLE t1 (a int, b int);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TEMPORARY TABLE t1;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
create temporary table t1 (i int) engine=InnoDB;
create or replace temporary table t1 (a int, b int) engine=InnoDB;
create or replace temporary table t1 (j int);
show create table t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`j` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLES t1 write;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int);
CREATE OR REPLACE TEMPORARY TABLE t1 (a int, b int);
CREATE OR REPLACE TEMPORARY TABLE t1 (a int, b int) engine= innodb;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int) engine= innodb;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int, b int) engine=myisam;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TEMPORARY TABLE t1;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
CREATE OR REPLACE TABLE t2 (a int);
ERROR HY000: Table 't2' was not locked with LOCK TABLES
DROP TABLE t1;
UNLOCK TABLES;
CREATE OR REPLACE TEMPORARY TABLE t1 (a int) SELECT * from t2;
SELECT * FROM t1;
a
1
2
3
CREATE OR REPLACE TEMPORARY TABLE t1 (b int) SELECT * from t2;
SELECT * FROM t1;
b a
NULL 1
NULL 2
NULL 3
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`b` int(11) DEFAULT NULL,
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 AS SELECT a FROM t2;
CREATE TEMPORARY TABLE IF NOT EXISTS t1(a int, b int) SELECT 1,2 FROM t2;
Warnings:
Note 1050 Table 't1' already exists
DROP TABLE t1;
CREATE TABLE t1 (a int);
CREATE OR REPLACE TABLE t1 AS SELECT 1;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`1` int(1) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
create table t1 (a int);
create or replace table t1 as select * from t1;
ERROR HY000: Table 't1' is specified twice, both as a target for 'CREATE' and as a separate source for data
create or replace table t1 as select a from (select a from t1) as t3;
ERROR HY000: Table 't1' is specified twice, both as a target for 'CREATE' and as a separate source for data
create or replace table t1 as select a from t2 where t2.a in (select a from t1);
ERROR HY000: Table 't1' is specified twice, both as a target for 'CREATE' and as a separate source for data
drop table t1;
#
# Testing with normal tables
#
CREATE OR REPLACE TABLE t1 (a int);
CREATE OR REPLACE TABLE t1 (a int, b int);
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (a int) SELECT * from t2;
SELECT * FROM t1;
a
1
2
3
TRUNCATE TABLE t1;
CREATE TABLE IF NOT EXISTS t1 (a int) SELECT * from t2;
Warnings:
Note 1050 Table 't1' already exists
SELECT * FROM t1;
a
DROP TABLE t1;
CREATE TABLE t1 (i int);
CREATE OR REPLACE TABLE t1 AS SELECT 1;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`1` int(1) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLES t1 write,t2 write;
CREATE OR REPLACE TABLE t1 (a int, b int);
SELECT * FROM t1;
a b
INSERT INTO t1 values(1,1);
CREATE OR REPLACE TABLE t1 (a int, b int, c int);
INSERT INTO t1 values(1,1,1);
CREATE OR REPLACE TABLE t3 (a int);
ERROR HY000: Table 't3' was not locked with LOCK TABLES
UNLOCK TABLES;
DROP TABLE t1;
CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLES t1 write,t2 write;
CREATE OR REPLACE TABLE t1 (a int, b int) select a,1 from t2;
SELECT * FROM t2;
a
1
2
3
SELECT * FROM t1;
b a 1
NULL 1 1
NULL 2 1
NULL 3 1
SELECT * FROM t1;
b a 1
NULL 1 1
NULL 2 1
NULL 3 1
INSERT INTO t1 values(1,1,1);
CREATE OR REPLACE TABLE t1 (a int, b int, c int, d int);
INSERT INTO t1 values(1,1,1,1);
CREATE OR REPLACE TABLE t3 (a int);
ERROR HY000: Table 't3' was not locked with LOCK TABLES
UNLOCK TABLES;
DROP TABLE t1;
CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLES t1 write,t2 write, t1 as t1_read read;
CREATE OR REPLACE TABLE t1 (a int, b int) select a,1 from t2;
SELECT * FROM t1;
b a 1
NULL 1 1
NULL 2 1
NULL 3 1
SELECT * FROM t2;
a
1
2
3
SELECT * FROM t1 as t1_read;
ERROR HY000: Table 't1_read' was not locked with LOCK TABLES
DROP TABLE t1;
UNLOCK TABLES;
CREATE OR REPLACE TABLE t1 (a int);
LOCK TABLE t1 WRITE;
CREATE OR REPLACE TABLE t1 AS SELECT 1;
SELECT * from t1;
1
1
SELECT * from t2;
ERROR HY000: Table 't2' was not locked with LOCK TABLES
DROP TABLE t1;
#
# Test also with InnoDB (transactional engine)
#
create table t1 (i int) engine=innodb;
lock table t1 write;
create or replace table t1 (j int);
unlock tables;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`j` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 (i int) engine=InnoDB;
lock table t1 write, t2 write;
create or replace table t1 (j int) engine=innodb;
unlock tables;
drop table t1;
create table t1 (i int) engine=InnoDB;
create table t3 (i int) engine=InnoDB;
insert into t3 values(1),(2),(3);
create table t4 (i int) engine=InnoDB;
insert into t4 values(1);
lock table t1 write, t2 write, t3 write, t4 write;
create or replace table t1 (a int, i int) engine=innodb select t2.a,t3.i from t2,t3;
select * from t4;
i
1
unlock tables;
select * from t1 order by a,i;
a i
1 1
1 2
1 3
2 1
2 2
2 3
3 1
3 2
3 3
drop table t1,t3,t4;
#
# Test the meta data locks are freed properly
#
create database mysqltest2;
drop table if exists test.t1,mysqltest2.t2;
Warnings:
Note 1051 Unknown table 'test.t1'
Note 1051 Unknown table 'mysqltest2.t2'
create table test.t1 (i int);
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_INTENTION_EXCLUSIVE NULL Global read lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
create or replace table test.t1;
ERROR 42000: A table must have at least 1 column
show tables;
Tables_in_test
t2
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_INTENTION_EXCLUSIVE NULL Global read lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
create or replace table mysqltest2.t2;
ERROR 42000: A table must have at least 1 column
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
create table t1 (i int);
drop table t1;
create table test.t1 (i int);
create table mysqltest2.t2 like test.t1;
lock table test.t1 write, mysqltest2.t2 write;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_INTENTION_EXCLUSIVE NULL Global read lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
create or replace table test.t1 (a int) select 1 as 'a', 2 as 'a';
ERROR 42S21: Duplicate column name 'a'
show tables;
Tables_in_test
t2
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_INTENTION_EXCLUSIVE NULL Global read lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock mysqltest2
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock mysqltest2 t2
create or replace table mysqltest2.t2 (a int) select 1 as 'a', 2 as 'a';
ERROR 42S21: Duplicate column name 'a'
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
create table t1 (i int);
drop table t1;
drop database mysqltest2;
#
# Testing CREATE .. LIKE
#
create or replace table t1 like t2;
create or replace table t1 like t2;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 (b int);
lock tables t1 write, t2 read;
create or replace table t1 like t2;
SELECT * FROM t1;
a
INSERT INTO t1 values(1);
CREATE OR REPLACE TABLE t1 like t2;
INSERT INTO t1 values(2);
unlock tables;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create or replace table t1 like t2;
create or replace table t1 like t1;
ERROR 42000: Not unique table/alias: 't1'
drop table t1;
CREATE TEMPORARY TABLE t1 like t2;
CREATE OR REPLACE TABLE t1 like t1;
ERROR 42000: Not unique table/alias: 't1'
CREATE OR REPLACE TABLE t1 like t1;
ERROR 42000: Not unique table/alias: 't1'
drop table t1;
CREATE TEMPORARY TABLE t1 like t2;
CREATE OR REPLACE TEMPORARY TABLE t3 like t1;
CREATE OR REPLACE TEMPORARY TABLE t3 like t3;
ERROR 42000: Not unique table/alias: 't3'
drop table t1,t3;
#
# Test with prepared statements
#
prepare stmt1 from 'create or replace table t1 select * from t2';
execute stmt1;
select * from t1;
a
1
2
3
execute stmt1;
select * from t1;
a
1
2
3
drop table t1;
execute stmt1;
select * from t1;
a
1
2
3
deallocate prepare stmt1;
drop table t1;
#
# Test with views
#
create view t1 as select 1;
create table if not exists t1 (a int);
Warnings:
Note 1050 Table 't1' already exists
create or replace table t1 (a int);
ERROR 42S02: 'test.t1' is a view
drop table t1;
ERROR 42S02: 'test.t1' is a view
drop view t1;
#
# MDEV-5602 CREATE OR REPLACE obtains stricter locks than the
# connection had before
#
create table t1 (a int);
lock table t1 write, t2 read;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_INTENTION_EXCLUSIVE NULL Global read lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
# MDL_SHARED_READ NULL Table metadata lock test t2
create or replace table t1 (i int);
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_INTENTION_EXCLUSIVE NULL Global read lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
# MDL_SHARED_READ NULL Table metadata lock test t2
create or replace table t1 like t2;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_INTENTION_EXCLUSIVE NULL Global read lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
# MDL_SHARED_READ NULL Table metadata lock test t2
create or replace table t1 select 1 as f1;
select * from information_schema.metadata_lock_info;
THREAD_ID LOCK_MODE LOCK_DURATION LOCK_TYPE TABLE_SCHEMA TABLE_NAME
# MDL_INTENTION_EXCLUSIVE NULL Global read lock
# MDL_INTENTION_EXCLUSIVE NULL Schema metadata lock test
# MDL_SHARED_NO_READ_WRITE NULL Table metadata lock test t1
# MDL_SHARED_READ NULL Table metadata lock test t2
drop table t1;
unlock tables;
#
# MDEV-6560
# Assertion `! is_set() ' failed in Diagnostics_area::set_ok_status
#
CREATE TABLE t1 (col_int_nokey INT) ENGINE=InnoDB;
CREATE OR REPLACE TEMPORARY TABLE tmp LIKE t1;
LOCK TABLE t1 WRITE;
connect con1,localhost,root,,test;
CREATE OR REPLACE TABLE t1 LIKE tmp;
connection default;
KILL QUERY con_id;
connection con1;
ERROR 70100: Query execution was interrupted
CREATE OR REPLACE TABLE t1 (a int);
connection default;
KILL QUERY con_id;
connection con1;
ERROR 70100: Query execution was interrupted
disconnect con1;
connection default;
drop table t1;
DROP TABLE t2;
#
# MDEV-10824 - Crash in CREATE OR REPLACE TABLE t1 AS SELECT spfunc()
#
CREATE TABLE t1(a INT);
CREATE FUNCTION f1() RETURNS VARCHAR(16383) RETURN 'test';
CREATE OR REPLACE TABLE t1 AS SELECT f1();
LOCK TABLE t1 WRITE;
CREATE OR REPLACE TABLE t1 AS SELECT f1();
UNLOCK TABLES;
DROP FUNCTION f1;
DROP TABLE t1;
#
# MDEV-11129
# CREATE OR REPLACE TABLE t1 AS SELECT spfunc() crashes if spfunc()
# references t1
#
CREATE OR REPLACE TABLE t1(a INT);
CREATE FUNCTION f1() RETURNS VARCHAR(16383)
BEGIN
INSERT INTO t1 VALUES(1);
RETURN 'test';
END;
$$
CREATE OR REPLACE TABLE t1 AS SELECT f1();
ERROR HY000: Table 't1' is specified twice, both as a target for 'CREATE' and as a separate source for data
LOCK TABLE t1 WRITE;
CREATE OR REPLACE TABLE t1 AS SELECT f1();
ERROR HY000: Table 't1' was not locked with LOCK TABLES
UNLOCK TABLES;
DROP FUNCTION f1;
DROP TABLE t1;
#
# MDEV-11071 - Assertion `thd->transaction.stmt.is_empty()' failed in
# Locked_tables_list::unlock_locked_tables
#
CREATE TEMPORARY TABLE t1(a INT) ENGINE=InnoDB;
CREATE TEMPORARY TABLE t2(a INT);
CREATE TABLE t3(a INT);
LOCK TABLE t2 WRITE;
SELECT * FROM t2;
a
CREATE OR REPLACE TEMPORARY TABLE t1(a INT) ENGINE=InnoDB ROW_FORMAT=COMPRESSED;
ERROR HY000: CREATE TEMPORARY TABLE is not allowed with ROW_FORMAT=COMPRESSED or KEY_BLOCK_SIZE.
SELECT * FROM t3;
ERROR HY000: Table 't3' was not locked with LOCK TABLES
CREATE OR REPLACE TEMPORARY TABLE t2(a INT) ENGINE=InnoDB ROW_FORMAT=COMPRESSED;
ERROR HY000: CREATE TEMPORARY TABLE is not allowed with ROW_FORMAT=COMPRESSED or KEY_BLOCK_SIZE.
SELECT * FROM t3;
ERROR HY000: Table 't3' was not locked with LOCK TABLES
UNLOCK TABLES;
DROP TABLE t3;
|
