~drizzle-trunk/drizzle/development

1 by brian
clean slate
1
#
2
# Test of alter table
3
#
4
--disable_warnings
5
drop table if exists t1,t2;
6
drop database if exists mysqltest;
7
--enable_warnings
8
9
create table t1 (
10
col1 int not null auto_increment primary key,
11
col2 varchar(30) not null,
12
col3 varchar (20) not null,
13
col4 varchar(4) not null,
14
col5 enum('PENDING', 'ACTIVE', 'DISABLED') not null,
15
col6 int not null, to_be_deleted int);
16
insert into t1 values (2,4,3,5,"PENDING",1,7);
17
alter table t1
18
add column col4_5 varchar(20) not null after col4,
19
add column col7 varchar(30) not null after col5,
20
add column col8 datetime not null, drop column to_be_deleted,
21
change column col2 fourth varchar(30) not null after col3,
22
modify column col6 int not null first;
23
select * from t1;
24
drop table t1;
25
26
create table t1 (bandID MEDIUMINT UNSIGNED NOT NULL PRIMARY KEY, payoutID SMALLINT UNSIGNED NOT NULL);
27
insert into t1 (bandID,payoutID) VALUES (1,6),(2,6),(3,4),(4,9),(5,10),(6,1),(7,12),(8,12);
28
alter table t1 add column new_col int, order by payoutid,bandid;
29
select * from t1;
30
alter table t1 order by bandid,payoutid;
31
select * from t1;
32
drop table t1;
33
34
# Check that pack_keys and dynamic length rows are not forced. 
35
36
CREATE TABLE t1 (
37
GROUP_ID int(10) unsigned DEFAULT '0' NOT NULL,
38
LANG_ID smallint(5) unsigned DEFAULT '0' NOT NULL,
39
NAME varchar(80) DEFAULT '' NOT NULL,
40
PRIMARY KEY (GROUP_ID,LANG_ID),
41
KEY NAME (NAME));
42
#show table status like "t1";
43
ALTER TABLE t1 CHANGE NAME NAME CHAR(80) not null;
44
--replace_column 8 #
45
SHOW FULL COLUMNS FROM t1;
46
DROP TABLE t1;
47
48
#
49
# Test of ALTER TABLE ... ORDER BY
50
#
51
52
create table t1 (n int);
53
insert into t1 values(9),(3),(12),(10);
54
alter table t1 order by n;
55
select * from t1;
56
drop table t1;
57
58
CREATE TABLE t1 (
59
  id int(11) unsigned NOT NULL default '0',
60
  category_id tinyint(4) unsigned NOT NULL default '0',
61
  type_id tinyint(4) unsigned NOT NULL default '0',
62
  body text NOT NULL,
63
  user_id int(11) unsigned NOT NULL default '0',
64
  status enum('new','old') NOT NULL default 'new',
65
  PRIMARY KEY (id)
66
) ENGINE=MyISAM;
67
68
ALTER TABLE t1 ORDER BY t1.id, t1.status, t1.type_id, t1.user_id, t1.body;
69
DROP TABLE t1;
70
71
#
72
# The following combination found a hang-bug in MyISAM
73
#
74
75
CREATE TABLE t1 (AnamneseId int(10) unsigned NOT NULL auto_increment,B BLOB,PRIMARY KEY (AnamneseId)) engine=myisam;
76
insert into t1 values (null,"hello");
77
LOCK TABLES t1 WRITE;
78
ALTER TABLE t1 ADD Column new_col int not null;
79
UNLOCK TABLES;
80
OPTIMIZE TABLE t1;
81
DROP TABLE t1;
82
83
#
84
# Drop and add an auto_increment column
85
#
86
87
create table t1 (i int unsigned not null auto_increment primary key);
88
insert into t1 values (null),(null),(null),(null);
89
alter table t1 drop i,add i int unsigned not null auto_increment, drop primary key, add primary key (i);
90
select * from t1;
91
drop table t1;
92
93
#
94
# Bug #2628: 'alter table t1 rename mysqltest.t1' silently drops mysqltest.t1 
95
# if it exists
96
#
97
create table t1 (name char(15));
98
insert into t1 (name) values ("current");
99
create database mysqltest;
100
create table mysqltest.t1 (name char(15));
101
insert into mysqltest.t1 (name) values ("mysqltest");
102
select * from t1;
103
select * from mysqltest.t1;
104
--error ER_TABLE_EXISTS_ERROR
105
alter table t1 rename mysqltest.t1;
106
select * from t1;
107
select * from mysqltest.t1;
108
drop table t1;
109
drop database mysqltest;
110
111
#
112
# ALTER TABLE ... ENABLE/DISABLE KEYS
113
114
create table t1 (n1 int not null, n2 int, n3 int, n4 float,
115
                unique(n1),
116
                key (n1, n2, n3, n4),
117
                key (n2, n3, n4, n1),
118
                key (n3, n4, n1, n2),
119
                key (n4, n1, n2, n3) );
120
alter table t1 disable keys;
121
show keys from t1;
122
#let $1=10000;
123
let $1=10;
124
while ($1)
125
{
126
 eval insert into t1 values($1,RAND()*1000,RAND()*1000,RAND());
127
 dec $1;
128
}
129
alter table t1 enable keys;
130
show keys from t1;
131
drop table t1;
132
133
#
134
# Alter table and rename
135
#
136
137
create table t1 (i int unsigned not null auto_increment primary key);
138
alter table t1 rename t2;
139
alter table t2 rename t1, add c char(10) comment "no comment";
140
show columns from t1;
141
drop table t1;
142
143
# implicit analyze
144
145
create table t1 (a int, b int);
146
let $1=100;
147
while ($1)
148
{
149
 eval insert into t1 values(1,$1), (2,$1), (3, $1);
150
 dec $1;
151
}
152
alter table t1 add unique (a,b), add key (b);
153
show keys from t1;
154
analyze table t1;
155
show keys from t1;
156
drop table t1;
157
158
#
159
# Test ALTER TABLE ENABLE/DISABLE keys when things are locked
160
#
161
162
CREATE TABLE t1 (
163
  Host varchar(16) binary NOT NULL default '',
164
  User varchar(16) binary NOT NULL default '',
165
  PRIMARY KEY  (Host,User)
166
) ENGINE=MyISAM;
167
168
ALTER TABLE t1 DISABLE KEYS;
169
LOCK TABLES t1 WRITE;
170
INSERT INTO t1 VALUES ('localhost','root'),('localhost',''),('games','monty');
171
SHOW INDEX FROM t1;
172
ALTER TABLE t1 ENABLE KEYS;
173
UNLOCK TABLES;
174
CHECK TABLES t1;
175
DROP TABLE t1;
176
177
#
178
# Test with two keys
179
#
180
181
CREATE TABLE t1 (
182
  Host varchar(16) binary NOT NULL default '',
183
  User varchar(16) binary NOT NULL default '',
184
  PRIMARY KEY  (Host,User),
185
  KEY  (Host)
186
) ENGINE=MyISAM;
187
188
ALTER TABLE t1 DISABLE KEYS;
189
SHOW INDEX FROM t1;
190
LOCK TABLES t1 WRITE;
191
INSERT INTO t1 VALUES ('localhost','root'),('localhost','');
192
SHOW INDEX FROM t1;
193
ALTER TABLE t1 ENABLE KEYS;
194
SHOW INDEX FROM t1;
195
UNLOCK TABLES;
196
CHECK TABLES t1;
197
198
# Test RENAME with LOCK TABLES
199
LOCK TABLES t1 WRITE;
200
ALTER TABLE t1 RENAME t2;
201
UNLOCK TABLES;
202
select * from t2;
203
DROP TABLE t2;
204
205
#
206
# Test disable keys with locking
207
#
208
CREATE TABLE t1 (
209
  Host varchar(16) binary NOT NULL default '',
210
  User varchar(16) binary NOT NULL default '',
211
  PRIMARY KEY  (Host,User),
212
  KEY  (Host)
213
) ENGINE=MyISAM;
214
215
LOCK TABLES t1 WRITE;
216
ALTER TABLE t1 DISABLE KEYS;
217
SHOW INDEX FROM t1;
218
DROP TABLE t1;
219
220
#
221
# BUG#4717 - check for valid table names
222
#
223
create table t1 (a int);
224
--error ER_WRONG_TABLE_NAME
225
alter table t1 rename to ``;
226
--error ER_WRONG_TABLE_NAME
227
rename table t1 to ``;
228
drop table t1;
229
230
#
231
# BUG#6236 - ALTER TABLE MODIFY should set implicit NOT NULL on PK columns
232
#
233
drop table if exists t1;
234
create table t1 ( a varchar(10) not null primary key ) engine=myisam;
235
flush tables;
236
alter table t1 modify a varchar(10);
237
flush tables;
238
alter table t1 modify a varchar(10) not null;
239
drop table if exists t1;
240
241
# The following is also part of bug #6236 (CREATE TABLE didn't properly count
242
# not null columns for primary keys)
243
244
create table t1 (a int, b int, c int, d int, e int, f int, g int, h int,i int, primary key (a,b,c,d,e,f,g,i,h)) engine=MyISAM;
245
insert into t1 (a) values(1);
246
--replace_column 7 X 8 X 9 X 10 X 11 X 12 X 13 X 14 X
247
show table status like 't1';
248
alter table t1 modify a int;
249
--replace_column 7 X 8 X 9 X 10 X 11 X 12 X 13 X 14 X
250
show table status like 't1';
251
drop table t1;
252
create table t1 (a int not null default 0, b int not null default 0, c int not null default 0, d int not null default 0, e int not null default 0, f int not null default 0, g int not null default 0, h int not null default 0,i int not null default 0, primary key (a,b,c,d,e,f,g,i,h)) engine=MyISAM;
253
insert into t1 (a) values(1);
254
--replace_column 7 X 8 X 9 X 10 X 11 X 12 X 13 X 14 X
255
show table status like 't1';
256
drop table t1;
257
258
#
259
# Test that data get converted when character set is changed
260
# Test that data doesn't get converted when src or dst is BINARY/BLOB
261
#
262
set names koi8r;
263
create table t1 (a char(10) character set koi8r);
264
insert into t1 values ('ÔÅÓÔ');
265
select a,hex(a) from t1;
266
alter table t1 change a a char(10) character set cp1251;
267
select a,hex(a) from t1;
268
alter table t1 change a a binary(4);
269
select a,hex(a) from t1;
270
alter table t1 change a a char(10) character set cp1251;
271
select a,hex(a) from t1;
272
alter table t1 change a a char(10) character set koi8r;
273
select a,hex(a) from t1;
274
alter table t1 change a a varchar(10) character set cp1251;
275
select a,hex(a) from t1;
276
alter table t1 change a a char(10) character set koi8r;
277
select a,hex(a) from t1;
278
alter table t1 change a a text character set cp1251;
279
select a,hex(a) from t1;
280
alter table t1 change a a char(10) character set koi8r;
281
select a,hex(a) from t1;
282
delete from t1;
283
284
#
285
# Test ALTER TABLE .. CHARACTER SET ..
286
#
287
show create table t1;
288
alter table t1 DEFAULT CHARACTER SET latin1;
289
show create table t1;
290
alter table t1 CONVERT TO CHARACTER SET latin1;
291
show create table t1;
292
alter table t1 DEFAULT CHARACTER SET cp1251;
293
show create table t1;
294
295
drop table t1;
296
297
#
298
# Bug#2821
299
# Test that table CHARACTER SET does not affect blobs
300
#
301
create table t1 (myblob longblob,mytext longtext) 
302
default charset latin1 collate latin1_general_cs;
303
show create table t1;
304
alter table t1 character set latin2;
305
show create table t1;
306
drop table t1;
307
308
#
309
# Bug 2361 (Don't drop UNIQUE with DROP PRIMARY KEY)
310
#
311
312
CREATE TABLE t1 (a int PRIMARY KEY, b INT UNIQUE);
313
ALTER TABLE t1 DROP PRIMARY KEY;
314
SHOW CREATE TABLE t1;
315
--error ER_CANT_DROP_FIELD_OR_KEY
316
ALTER TABLE t1 DROP PRIMARY KEY;
317
DROP TABLE t1;
318
319
# BUG#3899
320
create table t1 (a int, b int, key(a));
321
insert into t1 values (1,1), (2,2);
322
--error ER_CANT_DROP_FIELD_OR_KEY
323
alter table t1 drop key no_such_key;
324
alter table t1 drop key a;
325
drop table t1;
326
327
#
328
# BUG 12207 alter table ... discard table space on MyISAM table causes ERROR 2013 (HY000)
329
#
330
# Some platforms (Mac OS X, Windows) will send the error message using small letters.
331
CREATE TABLE T12207(a int) ENGINE=MYISAM;
332
--replace_result t12207 T12207
333
--error ER_ILLEGAL_HA
334
ALTER TABLE T12207 DISCARD TABLESPACE;
335
DROP TABLE T12207;
336
337
#
338
# Bug #6479  ALTER TABLE ... changing charset fails for TEXT columns
339
#
340
# The column's character set was changed but the actual data was not
341
# modified. In other words, the values were reinterpreted
342
# as UTF8 instead of being converted.
343
create table t1 (a text) character set koi8r;
344
insert into t1 values (_koi8r'ÔÅÓÔ');
345
select hex(a) from t1;
346
alter table t1 convert to character set cp1251;
347
select hex(a) from t1;
348
drop table t1;
349
350
#
351
# Test for bug #7884 "Able to add invalid unique index on TIMESTAMP prefix"
352
# MySQL should not think that packed field with non-zero decimals is
353
# geometry field and allow to create prefix index which is
354
# shorter than packed field length.
355
#
356
create table t1 ( a timestamp );
357
--error ER_WRONG_SUB_KEY
358
alter table t1 add unique ( a(1) );
359
drop table t1;
360
361
#
362
# Bug #24395: ALTER TABLE DISABLE KEYS doesn't work when modifying the table
363
#
364
# This problem happens if the data change is compatible.
365
# Changing to the same type is compatible for example.
366
#
367
--disable_warnings
368
drop table if exists t1;
369
--enable_warnings
370
create table t1 (a int, key(a));
371
show indexes from t1;
372
--echo "this used not to disable the index"
373
alter table t1 modify a int, disable keys;
374
show indexes from t1;
375
376
alter table t1 enable keys;
377
show indexes from t1;
378
379
alter table t1 modify a bigint, disable keys;
380
show indexes from t1;
381
382
alter table t1 enable keys;
383
show indexes from t1;
384
385
alter table t1 add b char(10), disable keys;
386
show indexes from t1;
387
388
alter table t1 add c decimal(10,2), enable keys;
389
show indexes from t1;
390
391
--echo "this however did"
392
alter table t1 disable keys;
393
show indexes from t1;
394
395
desc t1;
396
397
alter table t1 add d decimal(15,5);
398
--echo "The key should still be disabled"
399
show indexes from t1;
400
401
drop table t1;
402
403
--echo "Now will test with one unique index"
404
create table t1(a int, b char(10), unique(a));
405
show indexes from t1;
406
alter table t1 disable keys;
407
show indexes from t1;
408
alter table t1 enable keys;
409
410
--echo "If no copy on noop change, this won't touch the data file"
411
--echo "Unique index, no change"
412
alter table t1 modify a int, disable keys;
413
show indexes from t1;
414
415
--echo "Change the type implying data copy"
416
--echo "Unique index, no change"
417
alter table t1 modify a bigint, disable keys;
418
show indexes from t1;
419
420
alter table t1 modify a bigint;
421
show indexes from t1;
422
423
alter table t1 modify a int;
424
show indexes from t1;
425
426
drop table t1;
427
428
--echo "Now will test with one unique and one non-unique index"
429
create table t1(a int, b char(10), unique(a), key(b));
430
show indexes from t1;
431
alter table t1 disable keys;
432
show indexes from t1;
433
alter table t1 enable keys;
434
435
436
--echo "If no copy on noop change, this won't touch the data file"
437
--echo "The non-unique index will be disabled"
438
alter table t1 modify a int, disable keys;
439
show indexes from t1;
440
alter table t1 enable keys;
441
show indexes from t1;
442
443
--echo "Change the type implying data copy"
444
--echo "The non-unique index will be disabled"
445
alter table t1 modify a bigint, disable keys;
446
show indexes from t1;
447
448
--echo "Change again the type, but leave the indexes as_is"
449
alter table t1 modify a int;
450
show indexes from t1;
451
--echo "Try the same. When data is no copied on similar tables, this is noop"
452
alter table t1 modify a int;
453
show indexes from t1;
454
455
drop table t1;
456
457
458
#
459
# Bug#11493 - Alter table rename to default database does not work without
460
#             db name qualifying
461
#
462
create database mysqltest;
463
create table t1 (c1 int);
464
# Move table to other database.
465
alter table t1 rename mysqltest.t1;
466
# Assure that it has moved.
467
--error ER_BAD_TABLE_ERROR
468
drop table t1;
469
# Move table back.
470
alter table mysqltest.t1 rename t1;
471
# Assure that it is back.
472
drop table t1;
473
# Now test for correct message if no database is selected.
474
# Create t1 in 'test'.
475
create table t1 (c1 int);
476
# Change to other db.
477
use mysqltest;
478
# Drop the current db. This de-selects any db.
479
drop database mysqltest;
480
# Now test for correct message.
481
--error ER_NO_DB_ERROR
482
alter table test.t1 rename t1;
483
# Check that explicit qualifying works even with no selected db.
484
alter table test.t1 rename test.t1;
485
# Go back to standard 'test' db.
486
use test;
487
drop table t1;
488
489
#
490
# BUG#23404 - ROW_FORMAT=FIXED option is lost is an index is added to the
491
# table
492
#
493
CREATE TABLE t1(a INT) ROW_FORMAT=FIXED;
494
CREATE INDEX i1 ON t1(a);
495
SHOW CREATE TABLE t1;
496
DROP INDEX i1 ON t1;
497
SHOW CREATE TABLE t1;
498
DROP TABLE t1;
499
500
#
501
# Bug#24219 - ALTER TABLE ... RENAME TO ... , DISABLE KEYS leads to crash
502
#
503
--disable_warnings
504
DROP TABLE IF EXISTS bug24219;
505
DROP TABLE IF EXISTS bug24219_2;
506
--enable_warnings
507
508
CREATE TABLE bug24219 (a INT, INDEX(a));
509
510
SHOW INDEX FROM bug24219;
511
512
ALTER TABLE bug24219 RENAME TO bug24219_2, DISABLE KEYS;
513
514
SHOW INDEX FROM bug24219_2;
515
516
DROP TABLE bug24219_2;
517
518
#
519
# Bug#24562 (ALTER TABLE ... ORDER BY ... with complex expression asserts)
520
#
521
522
--disable_warnings
523
drop table if exists table_24562;
524
--enable_warnings
525
526
create table table_24562(
527
  section int,
528
  subsection int,
529
  title varchar(50));
530
531
insert into table_24562 values
532
(1, 0, "Introduction"),
533
(1, 1, "Authors"),
534
(1, 2, "Acknowledgements"),
535
(2, 0, "Basics"),
536
(2, 1, "Syntax"),
537
(2, 2, "Client"),
538
(2, 3, "Server"),
539
(3, 0, "Intermediate"),
540
(3, 1, "Complex queries"),
541
(3, 2, "Stored Procedures"),
542
(3, 3, "Stored Functions"),
543
(4, 0, "Advanced"),
544
(4, 1, "Replication"),
545
(4, 2, "Load balancing"),
546
(4, 3, "High availability"),
547
(5, 0, "Conclusion");
548
549
select * from table_24562;
550
551
alter table table_24562 add column reviewer varchar(20),
552
order by title;
553
554
select * from table_24562;
555
556
update table_24562 set reviewer="Me" where section=2;
557
update table_24562 set reviewer="You" where section=3;
558
559
alter table table_24562
560
order by section ASC, subsection DESC;
561
562
select * from table_24562;
563
564
alter table table_24562
565
order by table_24562.subsection ASC, table_24562.section DESC;
566
567
select * from table_24562;
568
569
--error ER_PARSE_ERROR
570
alter table table_24562 order by 12;
571
--error ER_PARSE_ERROR
572
alter table table_24562 order by (section + 12);
573
--error ER_PARSE_ERROR
574
alter table table_24562 order by length(title);
575
--error ER_PARSE_ERROR
576
alter table table_24562 order by (select 12 from dual);
577
578
--error ER_BAD_FIELD_ERROR
579
alter table table_24562 order by no_such_col;
580
581
drop table table_24562;
582
583
# End of 4.1 tests
584
585
#
586
# Bug #14693 (ALTER SET DEFAULT doesn't work)
587
#
588
589
create table t1 (mycol int(10) not null);
590
alter table t1 alter column mycol set default 0;
591
desc t1;
592
drop table t1;
593
594
#
595
# Bug#25262 Auto Increment lost when changing Engine type
596
#
597
598
create table t1(id int(8) primary key auto_increment) engine=heap;
599
600
insert into t1 values (null);
601
insert into t1 values (null);
602
603
select * from t1;
604
605
# Set auto increment to 50
606
alter table t1 auto_increment = 50;
607
608
# Alter to myisam
609
alter table t1 engine = myisam;
610
611
# This insert should get id 50
612
insert into t1 values (null);
613
select * from t1;
614
615
# Alter to heap again
616
alter table t1 engine = heap;
617
insert into t1 values (null);
618
select * from t1;
619
620
drop table t1;
621
622
#
623
# Bug#27507: Wrong DATETIME value was allowed by ALTER TABLE in the
624
#            NO_ZERO_DATE mode.
625
#
626
create table t1(f1 int);
627
alter table t1 add column f2 datetime not null, add column f21 date not null;
628
insert into t1 values(1,'2000-01-01','2000-01-01');
629
--error 1292
630
alter table t1 add column f3 datetime not null;
631
--error 1292
632
alter table t1 add column f3 date not null;
633
--error 1292
634
alter table t1 add column f4 datetime not null default '2002-02-02',
635
  add column f41 date not null;
636
alter table t1 add column f4 datetime not null default '2002-02-02',
637
  add column f41 date not null default '2002-02-02';
638
select * from t1;
639
drop table t1;
640
set sql_mode= @orig_sql_mode;
641
642
#
643
# Some additional tests for new, faster alter table.  Note that most of the
644
# whole alter table code is being tested all around the test suite already.
645
#
646
647
create table t1 (v varchar(32));
648
insert into t1 values ('def'),('abc'),('hij'),('3r4f');
649
select * from t1;
650
# Fast alter, no copy performed
651
alter table t1 change v v2 varchar(32);
652
select * from t1;
653
# Fast alter, no copy performed
654
alter table t1 change v2 v varchar(64);
655
select * from t1;
656
update t1 set v = 'lmn' where v = 'hij';
657
select * from t1;
658
# Regular alter table
659
alter table t1 add i int auto_increment not null primary key first;
660
select * from t1;
661
update t1 set i=5 where i=3;
662
select * from t1;
663
alter table t1 change i i bigint;
664
select * from t1;
665
alter table t1 add unique key (i, v);
666
select * from t1 where i between 2 and 4 and v in ('def','3r4f','lmn');
667
drop table t1;
668
669
#
670
# Bug#6073 "ALTER table minor glich": ALTER TABLE complains that an index
671
# without # prefix is not allowed for TEXT columns, while index
672
# is defined with prefix.
673
# 
674
create table t1 (t varchar(255) default null, key t (t(80)))
675
engine=myisam default charset=latin1;
676
alter table t1 change t t text;
677
drop table t1;
678
679
#
680
# Bug #26794: Adding an index with a prefix on a SPATIAL type breaks ALTER
681
# TABLE
682
#
683
CREATE TABLE t1 (a varchar(500));
684
685
ALTER TABLE t1 ADD b GEOMETRY NOT NULL, ADD SPATIAL INDEX(b);
686
SHOW CREATE TABLE t1;
687
ALTER TABLE t1 ADD KEY(b(50));
688
SHOW CREATE TABLE t1;
689
690
ALTER TABLE t1 ADD c POINT;
691
SHOW CREATE TABLE t1;
692
693
--error ER_WRONG_SUB_KEY
694
CREATE TABLE t2 (a INT, KEY (a(20)));
695
696
ALTER TABLE t1 ADD d INT;
697
--error ER_WRONG_SUB_KEY
698
ALTER TABLE t1 ADD KEY (d(20));
699
700
# the 5.1 part of the test
701
--error ER_WRONG_SUB_KEY
702
ALTER TABLE t1 ADD e GEOMETRY NOT NULL, ADD SPATIAL KEY (e(30));
703
704
DROP TABLE t1;
705
706
#
707
# Bug#18038  MySQL server corrupts binary columns data
708
#
709
710
CREATE TABLE t1 (s CHAR(8) BINARY);
711
INSERT INTO t1 VALUES ('test');
712
SELECT LENGTH(s) FROM t1;
713
ALTER TABLE t1 MODIFY s CHAR(10) BINARY;
714
SELECT LENGTH(s) FROM t1;
715
DROP TABLE t1;
716
717
CREATE TABLE t1 (s BINARY(8));
718
INSERT INTO t1 VALUES ('test');
719
SELECT LENGTH(s) FROM t1;
720
SELECT HEX(s) FROM t1;
721
ALTER TABLE t1 MODIFY s BINARY(10);
722
SELECT HEX(s) FROM t1;
723
SELECT LENGTH(s) FROM t1;
724
DROP TABLE t1;
725
726
#
727
# Bug#19386: Multiple alter causes crashed table
728
# The trailing column would get corrupted data, or server could not even read
729
# it.
730
#
731
732
CREATE TABLE t1 (v VARCHAR(3), b INT);
733
INSERT INTO t1 VALUES ('abc', 5);
734
SELECT * FROM t1;
735
ALTER TABLE t1 MODIFY COLUMN v VARCHAR(4);
736
SELECT * FROM t1;
737
DROP TABLE t1;
738
739
--echo End of 5.0 tests
740
741
#
742
# Extended test coverage for ALTER TABLE behaviour under LOCK TABLES
743
# It should be consistent across all platforms and for all engines
744
# (Before 5.1 this was not true as behavior was different between 
745
# Unix/Windows and transactional/non-transactional tables).
746
# See also innodb_mysql.test
747
#
748
--disable_warnings
749
drop table if exists t1, t2, t3;
750
--enable_warnings
751
create table t1 (i int);
752
create table t3 (j int);
753
insert into t1 values ();
754
insert into t3 values ();
755
# Table which is altered under LOCK TABLES it should stay in list of locked
756
# tables and be available after alter takes place unless ALTER contains RENAME
757
# clause. We should see the new definition of table, of course.
758
lock table t1 write, t3 read;
759
# Example of so-called 'fast' ALTER TABLE
760
alter table t1 modify i int default 1;
761
insert into t1 values ();
762
select * from t1;
763
# And now full-blown ALTER TABLE
764
alter table t1 change i c char(10) default "Two";
765
insert into t1 values ();
766
select * from t1;
767
# If table is renamed then it should be removed from the list
768
# of locked tables. 'Fast' ALTER TABLE with RENAME clause:
769
alter table t1 modify c char(10) default "Three", rename to t2;
770
--error ER_TABLE_NOT_LOCKED
771
select * from t1;
772
--error ER_TABLE_NOT_LOCKED
773
select * from t2;
774
select * from t3;
775
unlock tables;
776
insert into t2 values ();
777
select * from t2;
778
lock table t2 write, t3 read;
779
# Full ALTER TABLE with RENAME
780
alter table t2 change c vc varchar(100) default "Four", rename to t1;
781
--error ER_TABLE_NOT_LOCKED
782
select * from t1;
783
--error ER_TABLE_NOT_LOCKED
784
select * from t2;
785
select * from t3;
786
unlock tables;
787
insert into t1 values ();
788
select * from t1;
789
drop tables t1, t3;
790
791
792
#
793
# Bug#18775 - Temporary table from alter table visible to other threads
794
#
795
# Check if special characters work and duplicates are detected.
796
--disable_warnings
797
DROP TABLE IF EXISTS `t+1`, `t+2`;
798
--enable_warnings
799
CREATE TABLE `t+1` (c1 INT);
800
ALTER TABLE  `t+1` RENAME `t+2`;
801
CREATE TABLE `t+1` (c1 INT);
802
--error ER_TABLE_EXISTS_ERROR
803
ALTER TABLE  `t+1` RENAME `t+2`;
804
DROP TABLE   `t+1`, `t+2`;
805
#
806
# Same for temporary tables though these names do not become file names.
807
CREATE TEMPORARY TABLE `tt+1` (c1 INT);
808
ALTER TABLE  `tt+1` RENAME `tt+2`;
809
CREATE TEMPORARY TABLE `tt+1` (c1 INT);
810
--error ER_TABLE_EXISTS_ERROR
811
ALTER TABLE  `tt+1` RENAME `tt+2`;
812
SHOW CREATE TABLE `tt+1`;
813
SHOW CREATE TABLE `tt+2`;
814
DROP TABLE   `tt+1`, `tt+2`;
815
#
816
# Check if special characters as in tmp_file_prefix work.
817
CREATE TABLE `#sql1` (c1 INT);
818
CREATE TABLE `@0023sql2` (c1 INT);
819
SHOW TABLES;
820
RENAME TABLE `#sql1`     TO `@0023sql1`;
821
RENAME TABLE `@0023sql2` TO `#sql2`;
822
SHOW TABLES;
823
ALTER TABLE `@0023sql1`  RENAME `#sql-1`;
824
ALTER TABLE `#sql2`      RENAME `@0023sql-2`;
825
SHOW TABLES;
826
INSERT INTO `#sql-1`     VALUES (1);
827
INSERT INTO `@0023sql-2` VALUES (2);
828
DROP TABLE `#sql-1`, `@0023sql-2`;
829
#
830
# Same for temporary tables though these names do not become file names.
831
CREATE TEMPORARY TABLE `#sql1` (c1 INT);
832
CREATE TEMPORARY TABLE `@0023sql2` (c1 INT);
833
SHOW TABLES;
834
ALTER TABLE `#sql1`      RENAME `@0023sql1`;
835
ALTER TABLE `@0023sql2`  RENAME `#sql2`;
836
SHOW TABLES;
837
INSERT INTO `#sql2`      VALUES (1);
838
INSERT INTO `@0023sql1`  VALUES (2);
839
SHOW CREATE TABLE `#sql2`;
840
SHOW CREATE TABLE `@0023sql1`;
841
DROP TABLE `#sql2`, `@0023sql1`;
842
843
#
844
# Bug #22369: Alter table rename combined with other alterations causes lost tables
845
#
846
# This problem happens if the data change is compatible.
847
# Changing to the same type is compatible for example.
848
#
849
--disable_warnings
850
DROP TABLE IF EXISTS t1;
851
DROP TABLE IF EXISTS t2;
852
--enable_warnings
853
CREATE TABLE t1 (
854
  int_field INTEGER UNSIGNED NOT NULL,
855
  char_field CHAR(10),
856
  INDEX(`int_field`)
857
);
858
859
DESCRIBE t1;
860
861
SHOW INDEXES FROM t1;
862
863
INSERT INTO t1 VALUES (1, "edno"), (1, "edno"), (2, "dve"), (3, "tri"), (5, "pet"); 
864
--echo "Non-copy data change - new frm, but old data and index files"
865
ALTER TABLE t1
866
  CHANGE int_field unsigned_int_field INTEGER UNSIGNED NOT NULL,
867
  RENAME t2;
868
869
--error ER_NO_SUCH_TABLE
870
SELECT * FROM t1 ORDER BY int_field;
871
SELECT * FROM t2 ORDER BY unsigned_int_field;
872
DESCRIBE t2;
873
DESCRIBE t2;
874
ALTER TABLE t2 MODIFY unsigned_int_field BIGINT UNSIGNED NOT NULL;
875
DESCRIBE t2;
876
877
DROP TABLE t2;
878
879
#
880
# Bug#28427: Columns were renamed instead of moving by ALTER TABLE.
881
#
882
CREATE TABLE t1 (f1 INT, f2 INT, f3 INT);
883
INSERT INTO t1 VALUES (1, 2, NULL);
884
SELECT * FROM t1;
885
ALTER TABLE t1 MODIFY COLUMN f3 INT AFTER f1;
886
SELECT * FROM t1;
887
ALTER TABLE t1 MODIFY COLUMN f3 INT AFTER f2;
888
SELECT * FROM t1;
889
DROP TABLE t1;
890
891
#
892
# BUG#29957 - alter_table.test fails
893
#
894
create table t1 (c char(10) default "Two");
895
lock table t1 write;
896
insert into t1 values ();
897
alter table t1 modify c char(10) default "Three";
898
unlock tables;
899
select * from t1;
900
check table t1;
901
drop table t1;