summaryrefslogtreecommitdiff
path: root/mysql-test/r/func_misc.result
blob: 1d1300a96dbef0e87992c56a81cf0251ed5c2638 (plain)
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
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
DROP TABLE IF EXISTS t1, t2;
select format(1.5555,0),format(123.5555,1),format(1234.5555,2),format(12345.55555,3),format(123456.5555,4),format(1234567.5555,5),format("12345.2399",2);
format(1.5555,0)	format(123.5555,1)	format(1234.5555,2)	format(12345.55555,3)	format(123456.5555,4)	format(1234567.5555,5)	format("12345.2399",2)
2	123.6	1,234.56	12,345.556	123,456.5555	1,234,567.55550	12,345.24
select inet_ntoa(inet_aton("255.255.255.255.255.255.255.255"));
inet_ntoa(inet_aton("255.255.255.255.255.255.255.255"))
NULL
select inet_aton("255.255.255.255.255"),inet_aton("255.255.1.255"),inet_aton("0.1.255");
inet_aton("255.255.255.255.255")	inet_aton("255.255.1.255")	inet_aton("0.1.255")
1099511627775	4294902271	65791
select inet_ntoa(1099511627775),inet_ntoa(4294902271),inet_ntoa(511);
inet_ntoa(1099511627775)	inet_ntoa(4294902271)	inet_ntoa(511)
NULL	255.255.1.255	0.0.1.255
select hex(inet_aton('127'));
hex(inet_aton('127'))
7F
select hex(inet_aton('127.1'));
hex(inet_aton('127.1'))
7F000001
select hex(inet_aton('127.1.1'));
hex(inet_aton('127.1.1'))
7F010001
select length(uuid()), charset(uuid()), length(unhex(replace(uuid(),_utf8'-',_utf8'')));
length(uuid())	charset(uuid())	length(unhex(replace(uuid(),_utf8'-',_utf8'')))
36	utf8	16
set @a= uuid_short();
set @b= uuid_short();
select @b - @a;
@b - @a
1
select length(format('nan', 2)) > 0;
length(format('nan', 2)) > 0
1
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: 'nan'
select concat("$",format(2500,2));
concat("$",format(2500,2))
$2,500.00
create table t1 ( a timestamp );
insert into t1 values ( '2004-01-06 12:34' );
select a from t1 where left(a+0,6) in ( left(20040106,6) );
a
2004-01-06 12:34:00
select a from t1 where left(a+0,6) = ( left(20040106,6) );
a
2004-01-06 12:34:00
select a from t1 where right(a+0,6) in ( right(20040106123400,6) );
a
2004-01-06 12:34:00
select a from t1 where right(a+0,6) = ( right(20040106123400,6) );
a
2004-01-06 12:34:00
select a from t1 where mid(a+0,6,3) in ( mid(20040106123400,6,3) );
a
2004-01-06 12:34:00
select a from t1 where mid(a+0,6,3) = ( mid(20040106123400,6,3) );
a
2004-01-06 12:34:00
drop table t1;
CREATE TABLE t1 (conn CHAR(7), connection_id INT);
INSERT INTO t1 VALUES ('default', CONNECTION_ID());
SELECT GET_LOCK('bug16501',600);
GET_LOCK('bug16501',600)
1
INSERT INTO t1 VALUES ('con1', CONNECTION_ID());
SELECT IS_USED_LOCK('bug16501') = connection_id
FROM t1
WHERE conn = 'default';
IS_USED_LOCK('bug16501') = connection_id
1
SELECT GET_LOCK('bug16501',600);
SELECT IS_USED_LOCK('bug16501') = CONNECTION_ID();
IS_USED_LOCK('bug16501') = CONNECTION_ID()
1
SELECT RELEASE_LOCK('bug16501');
RELEASE_LOCK('bug16501')
1
GET_LOCK('bug16501',600)
1
SELECT IS_USED_LOCK('bug16501') = connection_id
FROM t1
WHERE conn = 'con1';
IS_USED_LOCK('bug16501') = connection_id
1
SELECT IS_USED_LOCK('bug16501') = CONNECTION_ID();
IS_USED_LOCK('bug16501') = CONNECTION_ID()
1
SELECT RELEASE_LOCK('bug16501');
RELEASE_LOCK('bug16501')
1
SELECT IS_USED_LOCK('bug16501');
IS_USED_LOCK('bug16501')
NULL
DROP TABLE t1;
select export_set(3, _latin1'foo', _utf8'bar', ',', 4);
export_set(3, _latin1'foo', _utf8'bar', ',', 4)
foo,foo,bar,bar
End of 4.1 tests
create table t1 as select uuid(), length(uuid());
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `uuid()` varchar(36) CHARACTER SET utf8 NOT NULL DEFAULT '',
  `length(uuid())` int(10) NOT NULL DEFAULT '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 select INET_ATON('255.255.0.1') as `a`;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` bigint(21) unsigned DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
drop table if exists table_26093;
drop function if exists func_26093_a;
drop function if exists func_26093_b;
create table table_26093(a int);
insert into table_26093 values
(1), (2), (3), (4), (5),
(6), (7), (8), (9), (10);
create function func_26093_a(x int) returns int
begin
set @invoked := @invoked + 1;
return x;
end//
create function func_26093_b(x int, y int) returns int
begin
set @invoked := @invoked + 1;
return x;
end//
select avg(a) from table_26093;
avg(a)
5.5000
select benchmark(100, (select avg(a) from table_26093));
benchmark(100, (select avg(a) from table_26093))
0
set @invoked := 0;
select benchmark(100, (select avg(func_26093_a(a)) from table_26093));
benchmark(100, (select avg(func_26093_a(a)) from table_26093))
0
select @invoked;
@invoked
10
set @invoked := 0;
select benchmark(100, (select avg(func_26093_b(a, rand())) from table_26093));
benchmark(100, (select avg(func_26093_b(a, rand())) from table_26093))
0
select @invoked;
@invoked
1000
select benchmark(100, (select (a) from table_26093));
ERROR 21000: Subquery returns more than 1 row
select benchmark(100, (select 1, 1));
ERROR 21000: Operand should contain 1 column(s)
drop table table_26093;
drop function func_26093_a;
drop function func_26093_b;
SELECT NAME_CONST('test', NOW());
ERROR HY000: Incorrect arguments to NAME_CONST
SELECT NAME_CONST('test', UPPER('test'));
ERROR HY000: Incorrect arguments to NAME_CONST
SELECT NAME_CONST('test', NULL);
test
NULL
SELECT NAME_CONST('test', 1);
test
1
SELECT NAME_CONST('test', -1);
test
-1
SELECT NAME_CONST('test', 1.0);
test
1.0
SELECT NAME_CONST('test', -1.0);
test
-1.0
SELECT NAME_CONST('test', 'test');
test
test
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2),(3);
SELECT NAME_CONST('flag',1)    * MAX(a) FROM t1;
NAME_CONST('flag',1)    * MAX(a)
3
SELECT NAME_CONST('flag',1.5)  * MAX(a) FROM t1;
NAME_CONST('flag',1.5)  * MAX(a)
4.5
SELECT NAME_CONST('flag',-1)   * MAX(a) FROM t1;
NAME_CONST('flag',-1)   * MAX(a)
-3
SELECT NAME_CONST('flag',-1.5) * MAX(a) FROM t1;
NAME_CONST('flag',-1.5) * MAX(a)
-4.5
SELECT NAME_CONST('flag', SQRT(4)) * MAX(a) FROM t1;
ERROR HY000: Incorrect arguments to NAME_CONST
SELECT NAME_CONST('flag',-SQRT(4)) * MAX(a) FROM t1;
ERROR HY000: Incorrect arguments to NAME_CONST
DROP TABLE t1;
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (5), (2);
SELECT NAME_CONST(x,2) FROM (SELECT a x FROM t1) t;
ERROR HY000: Incorrect arguments to NAME_CONST
DROP TABLE t1;
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES (), (), ();
SELECT NAME_CONST(a, '1') FROM t1;
ERROR HY000: Incorrect arguments to NAME_CONST
SET INSERT_ID= NAME_CONST(a, a);
ERROR HY000: Incorrect arguments to NAME_CONST
DROP TABLE t1;
create table t1 (a int not null);
insert into t1 values (-1), (-2);
select min(a) from t1 group by inet_ntoa(a);
min(a)
-2
drop table t1;
SELECT NAME_CONST('var', 'value') COLLATE latin1_general_cs;
NAME_CONST('var', 'value') COLLATE latin1_general_cs
value
select @@session.time_zone into @save_tz;
set @@session.time_zone='UTC';
select uuid() into @my_uuid;
select mid(@my_uuid,15,1);
mid(@my_uuid,15,1)
1
select 24 * 60 * 60 * 1000 * 1000 * 10 into @my_uuid_one_day;
select concat('0',mid(@my_uuid,16,3),mid(@my_uuid,10,4),left(@my_uuid,8)) into @my_uuidate;
select floor(conv(@my_uuidate,16,10)/@my_uuid_one_day) into @my_uuid_date;
select 141427 + datediff(curdate(),'1970-01-01') into @my_uuid_synthetic;
select @my_uuid_date - @my_uuid_synthetic;
@my_uuid_date - @my_uuid_synthetic
0
set @@session.time_zone=@save_tz;
CREATE TABLE t1 (a DATE);
SELECT * FROM t1 WHERE a = NAME_CONST('reportDate',
_binary'2009-01-09' COLLATE 'binary');
a
DROP TABLE t1;
select NAME_CONST('_id',1234) as id;
id
1234
End of 5.0 tests
select connection_id() > 0;
connection_id() > 0
1
#
# Bug #54461: crash with longblob and union or update with subquery
#
CREATE TABLE t1 (a INT, b LONGBLOB);
INSERT INTO t1 VALUES (1, '2'), (2, '3'), (3, '2');
SELECT DISTINCT LEAST(a, (SELECT b FROM t1 LIMIT 1)) FROM t1 UNION SELECT 1;
LEAST(a, (SELECT b FROM t1 LIMIT 1))
1
2
SELECT DISTINCT GREATEST(a, (SELECT b FROM t1 LIMIT 1)) FROM t1 UNION SELECT 1;
GREATEST(a, (SELECT b FROM t1 LIMIT 1))
2
3
1
DROP TABLE t1;
SELECT INET_NTOA(0);
INET_NTOA(0)
0.0.0.0
SELECT '1' IN ('1', INET_NTOA(0));
'1' IN ('1', INET_NTOA(0))
1
SELECT NAME_CONST('a', -(1 OR 2)) OR 1;
ERROR HY000: Incorrect arguments to NAME_CONST
SELECT NAME_CONST('a', -(1 AND 2)) AND 1;
ERROR HY000: Incorrect arguments to NAME_CONST
SELECT NAME_CONST('a', -(1)) OR 1;
NAME_CONST('a', -(1)) OR 1
1
#
# Bug #52165: Assertion failed: file .\dtoa.c, line 465
# 
CREATE TABLE t1 (a SET('a'), b INT);
INSERT INTO t1 VALUES ('', 0);
SELECT COALESCE(a) = COALESCE(b) FROM t1;
COALESCE(a) = COALESCE(b)
1
DROP TABLE t1;
#
# Bug #54461: crash with longblob and union or update with subquery
#
CREATE TABLE t1 (a INT, b LONGBLOB);
INSERT INTO t1 VALUES (1, '2'), (2, '3'), (3, '2');
SELECT DISTINCT LEAST(a, (SELECT b FROM t1 LIMIT 1)) FROM t1 UNION SELECT 1;
LEAST(a, (SELECT b FROM t1 LIMIT 1))
1
2
SELECT DISTINCT GREATEST(a, (SELECT b FROM t1 LIMIT 1)) FROM t1 UNION SELECT 1;
GREATEST(a, (SELECT b FROM t1 LIMIT 1))
2
3
1
DROP TABLE t1;
SELECT INET_NTOA(0);
INET_NTOA(0)
0.0.0.0
SELECT '1' IN ('1', INET_NTOA(0));
'1' IN ('1', INET_NTOA(0))
1
#
# End of 5.1 tests
#
#
# Bug #58199: name_const in the having clause crashes
#
CREATE TABLE t1 (a INT);
SELECT 1 from t1 HAVING NAME_CONST('', a);
ERROR HY000: Incorrect arguments to NAME_CONST
DROP TABLE t1;
#
# Test or correct maybe_null of last_value
#
CREATE TABLE t1 (a char(2) not null );
INSERT INTO t1 VALUES (4),(7),(1);
set @optimizer_switch_save= @@optimizer_switch;
set optimizer_switch='materialization=off';
CREATE TABLE tv (e char(2) not null ) engine=mysql;
Warnings:
Warning	1286	Unknown storage engine 'mysql'
Warning	1266	Using storage engine MyISAM for table 'tv'
INSERT INTO tv VALUES (1);
CREATE ALGORITHM=MERGE VIEW v_merge AS SELECT * FROM tv;
CREATE ALGORITHM=MERGE VIEW vm AS SELECT * FROM tv;
explain extended
select a from t1 left join v_merge on (a=e) where last_value(NULL,e) not in (select last_value(NULL,e) from vm);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	
1	PRIMARY	tv	ALL	NULL	NULL	NULL	NULL	1	100.00	Using where; Using join buffer (flat, BNL join)
2	DEPENDENT SUBQUERY	tv	system	NULL	NULL	NULL	NULL	1	100.00	
Warnings:
Note	1003	select `test`.`t1`.`a` AS `a` from `test`.`t1` left join (`test`.`tv`) on((`test`.`tv`.`e` = `test`.`t1`.`a`)) where (not(<expr_cache><last_value(NULL,`test`.`tv`.`e`)>(<in_optimizer>(last_value(NULL,`test`.`tv`.`e`),<exists>(select last_value(NULL,'1') from dual where trigcond((<cache>(last_value(NULL,`test`.`tv`.`e`)) = last_value(NULL,'1'))))))))
explain extended
select a from t1 left join v_merge on (a=e) where e not in (select last_value(NULL,e) from vm);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	
1	PRIMARY	tv	ALL	NULL	NULL	NULL	NULL	1	100.00	Using where; Using join buffer (flat, BNL join)
2	DEPENDENT SUBQUERY	tv	system	NULL	NULL	NULL	NULL	1	100.00	
Warnings:
Note	1003	select `test`.`t1`.`a` AS `a` from `test`.`t1` left join (`test`.`tv`) on((`test`.`tv`.`e` = `test`.`t1`.`a`)) where (not(<expr_cache><`test`.`tv`.`e`>(<in_optimizer>(`test`.`tv`.`e`,<exists>(select last_value(NULL,'1') from dual where trigcond((<cache>(`test`.`tv`.`e`) = last_value(NULL,'1'))))))))
set optimizer_switch=@optimizer_switch_save;
drop view  v_merge, vm;
drop table t1,tv;
#
# GET_LOCK, RELEASE_LOCK, IS_USED_LOCK functions test
#
# IS_USED_LOCK, IS_FREE_LOCK: the  lock is not acquired
# Note: IS_USED_LOCK returns NULL if the lock is unused
select is_used_lock('test');
is_used_lock('test')
NULL
select is_free_lock('test');
is_free_lock('test')
1
# GET_LOCK returns 1 if it manages to acquire a lock
select get_lock('test', 0);
get_lock('test', 0)
1
# IS_USED_LOCK, IS_FREE_LOCK: the  lock is acquired
select is_free_lock('test');
is_free_lock('test')
0
select is_used_lock('test') = connection_id();
is_used_lock('test') = connection_id()
1
# -> Switching to connection 'con1'
# IS_USED_LOCK, IS_FREE_LOCK: the  lock is acquired in another
# connection
select is_used_lock('test') = connection_id();
is_used_lock('test') = connection_id()
0
select is_free_lock('test');
is_free_lock('test')
0
# GET_LOCK returns 0 if it can't acquire a lock (wait timeout)
select get_lock('test', 0);
get_lock('test', 0)
0
# RELEASE_LOCK returns 0 if the lock belongs to another connection 
select release_lock('test');
release_lock('test')
0
# -> Switching to connection 'default'
# RELEASE_LOCK returns 1 if it successfully releases a lock
select release_lock('test');
release_lock('test')
1
# RELEASE_LOCK returns NULL if it doesn't release a lock and there is no such lock
select release_lock('test');
release_lock('test')
NULL
# Test that get_lock() returns NULL if error.
select get_lock('test', 0);
get_lock('test', 0)
1
# -> Switching to connection 'con1'
create table t1 select connection_id() as id;
select get_lock('test', 7200);
# -> Switching to connection 'default'
select (@id := id) - id from t1;
(@id := id) - id
0
kill query @id;
# -> Switching to connection 'con1'
get_lock('test', 7200)
NULL
# -> Switching to connection 'default'
# GET_LOCK() works recursively 
select get_lock('test', 0);
get_lock('test', 0)
1
select get_lock('test', 0);
get_lock('test', 0)
1
select get_lock('test', 0);
get_lock('test', 0)
1
# RELEASE_LOCK() needs to be called recursively then, too
select release_lock('test');
release_lock('test')
1
select release_lock('test');
release_lock('test')
1
select release_lock('test');
release_lock('test')
1
# Once the last instance of the lock is released, 
# the next call returns NULL
select release_lock('test');
release_lock('test')
1
# Multiple locks in the same session are OK
select get_lock('test1', 0);
get_lock('test1', 0)
1
select get_lock('test2', 0);
get_lock('test2', 0)
1
select get_lock('test3', 0);
get_lock('test3', 0)
1
select release_lock('test1');
release_lock('test1')
1
select release_lock('test2');
release_lock('test2')
1
select release_lock('test3');
release_lock('test3')
1
# Deadlocks are detected e.g. in case of a mutual wait
select get_lock('test1', 0);
get_lock('test1', 0)
1
# -> Switching to connection 'con1'
select get_lock('test2', 0);
get_lock('test2', 0)
1
select get_lock('test1', 7200);
# -> Switching to connection 'default'
select get_lock('test2', 7200);
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
select release_lock('test1');
release_lock('test1')
1
# -> Switching to connection 'con1'
get_lock('test1', 7200)
1
select release_lock('test2');
release_lock('test2')
1
select release_lock('test1');
release_lock('test1')
1
# -> Switching to connection 'default'
# LOCK/UNLOCK TABLES works fine with a user lock.
lock table t1 write;
select get_lock('test', 0);
get_lock('test', 0)
1
unlock tables;
commit;
select release_lock('test');
release_lock('test')
1
# GLOBAL READ LOCK works with fine with user locks
select get_lock('test1', 0);
get_lock('test1', 0)
1
flush tables with read lock;
select get_lock('test2', 0);
get_lock('test2', 0)
1
unlock tables;
commit;
select release_lock('test1');
release_lock('test1')
1
select release_lock('test2');
release_lock('test2')
1
# BEGIN/COMMIT/ROLLBACK don't unlock user locks.
begin;
select get_lock('test1', 0);
get_lock('test1', 0)
1
select  get_lock('test2', 0);
get_lock('test2', 0)
1
select count(*) from t1;
count(*)
1
rollback;
select release_lock('test1');
release_lock('test1')
1
select release_lock('test2');
release_lock('test2')
1
# Deadlocks between user locks and LOCK TABLES locks
# are detected OK.
select get_lock('test', 0);
get_lock('test', 0)
1
# -> Switching to connection 'con1'
lock table t1 write;
select get_lock('test', 7200);
# -> Switching to connection 'default'
lock table t1 read;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
select release_lock('test');
release_lock('test')
1
# -> Switching to connection 'con1'
get_lock('test', 7200)
1
select release_lock('test');
release_lock('test')
1
unlock tables;
# cleanup
drop table t1;
# check too long identifier names
select get_lock(repeat('a', 192), 0);
get_lock(repeat('a', 192), 0)
1
select is_used_lock(repeat('a', 192)) = connection_id();
is_used_lock(repeat('a', 192)) = connection_id()
1
select is_free_lock(repeat('a', 192));
is_free_lock(repeat('a', 192))
0
select release_lock(repeat('a', 192));
release_lock(repeat('a', 192))
1
select get_lock(repeat('a', 193), 0);
ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
select is_used_lock(repeat('a', 193));
ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
select is_free_lock(repeat('a', 193));
ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
select release_lock(repeat('a', 193));
ERROR 42000: Identifier name 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' is too long
#
# End of 5.5 tests
#