~linuxjedi/drizzle/trunk-bug-667053

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
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
use mysql;
truncate table general_log;
select * from general_log;
event_time	user_host	thread_id	server_id	command_type	argument
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from general_log
truncate table slow_log;
select * from slow_log;
start_time	user_host	query_time	lock_time	rows_sent	rows_examined	db	last_insert_id	insert_id	server_id	sql_text
truncate table general_log;
select * from general_log where argument like '%general_log%';
event_time	user_host	thread_id	server_id	command_type	argument
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from general_log where argument like '%general_log%'
create table join_test (verbose_comment varchar (80), command_type varchar(64));
insert into join_test values ("User performed a usual SQL query", "Query");
insert into join_test values ("New DB connection was registered", "Connect");
insert into join_test values ("Get the table info", "Field List");
select verbose_comment, user_host, argument
from  mysql.general_log join join_test
on (mysql.general_log.command_type = join_test.command_type);
verbose_comment	user_host	argument
User performed a usual SQL query	USER_HOST	select * from general_log where argument like '%general_log%'
User performed a usual SQL query	USER_HOST	create table join_test (verbose_comment varchar (80), command_type varchar(64))
User performed a usual SQL query	USER_HOST	insert into join_test values ("User performed a usual SQL query", "Query")
User performed a usual SQL query	USER_HOST	insert into join_test values ("New DB connection was registered", "Connect")
User performed a usual SQL query	USER_HOST	insert into join_test values ("Get the table info", "Field List")
User performed a usual SQL query	USER_HOST	select verbose_comment, user_host, argument
from  mysql.general_log join join_test
on (mysql.general_log.command_type = join_test.command_type)
drop table join_test;
flush logs;
lock tables mysql.general_log WRITE;
ERROR HY000: You can't use locks with log tables.
lock tables mysql.slow_log WRITE;
ERROR HY000: You can't use locks with log tables.
lock tables mysql.general_log READ;
ERROR HY000: You can't use locks with log tables.
lock tables mysql.slow_log READ;
ERROR HY000: You can't use locks with log tables.
lock tables mysql.slow_log READ LOCAL, mysql.general_log READ LOCAL;
ERROR HY000: You can't use locks with log tables.
show create table mysql.general_log;
Table	Create Table
general_log	CREATE TABLE `general_log` (
  `event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(11) NOT NULL,
  `command_type` varchar(64) NOT NULL,
  `argument` mediumtext NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='General log'
show fields from mysql.general_log;
Field	Type	Null	Key	Default	Extra
event_time	timestamp	NO		CURRENT_TIMESTAMP	on update CURRENT_TIMESTAMP
user_host	mediumtext	NO		NULL	
thread_id	int(11)	NO		NULL	
server_id	int(11)	NO		NULL	
command_type	varchar(64)	NO		NULL	
argument	mediumtext	NO		NULL	
show create table mysql.slow_log;
Table	Create Table
slow_log	CREATE TABLE `slow_log` (
  `start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `user_host` mediumtext NOT NULL,
  `query_time` time NOT NULL,
  `lock_time` time NOT NULL,
  `rows_sent` int(11) NOT NULL,
  `rows_examined` int(11) NOT NULL,
  `db` varchar(512) NOT NULL,
  `last_insert_id` int(11) NOT NULL,
  `insert_id` int(11) NOT NULL,
  `server_id` int(11) NOT NULL,
  `sql_text` mediumtext NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log'
show fields from mysql.slow_log;
Field	Type	Null	Key	Default	Extra
start_time	timestamp	NO		CURRENT_TIMESTAMP	on update CURRENT_TIMESTAMP
user_host	mediumtext	NO		NULL	
query_time	time	NO		NULL	
lock_time	time	NO		NULL	
rows_sent	int(11)	NO		NULL	
rows_examined	int(11)	NO		NULL	
db	varchar(512)	NO		NULL	
last_insert_id	int(11)	NO		NULL	
insert_id	int(11)	NO		NULL	
server_id	int(11)	NO		NULL	
sql_text	mediumtext	NO		NULL	
flush logs;
flush tables;
SET GLOBAL GENERAL_LOG=ON;
SET GLOBAL SLOW_QUERY_LOG=ON;
show open tables;
Database	Table	In_use	Name_locked
mysql	general_log	0	0
flush logs;
show open tables;
Database	Table	In_use	Name_locked
mysql	general_log	0	0
flush tables;
show open tables;
Database	Table	In_use	Name_locked
mysql	general_log	0	0
SET GLOBAL GENERAL_LOG=OFF;
SET GLOBAL SLOW_QUERY_LOG=OFF;
flush tables;
show open tables;
Database	Table	In_use	Name_locked
SET GLOBAL GENERAL_LOG=ON;
SET GLOBAL SLOW_QUERY_LOG=ON;
truncate table mysql.general_log;
set names binary;
select _koi8r'ÔÅÓÔ' as test;
test
ÔÅÓÔ
select * from mysql.general_log;
event_time	user_host	thread_id	server_id	command_type	argument
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	set names binary
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select _koi8r'\xD4\xC5\xD3\xD4' as test
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from mysql.general_log
set names utf8;
truncate table mysql.general_log;
set names utf8;
create table bug16905 (s char(15) character set utf8 default 'пустП');
insert into bug16905 values ('МПвПе');
select * from mysql.general_log;
event_time	user_host	thread_id	server_id	command_type	argument
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	set names utf8
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	create table bug16905 (s char(15) character set utf8 default 'пустП')
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	insert into bug16905 values ('МПвПе')
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from mysql.general_log
drop table bug16905;
truncate table mysql.slow_log;
set session long_query_time=1;
select sleep(2);
sleep(2)
0
select * from mysql.slow_log;
start_time	user_host	query_time	lock_time	rows_sent	rows_examined	db	last_insert_id	insert_id	server_id	sql_text
TIMESTAMP	USER_HOST	QUERY_TIME	00:00:00	1	0	mysql	0	0	1	select sleep(2)
alter table mysql.general_log engine=myisam;
ERROR HY000: You cannot 'ALTER' a log table if logging is enabled
alter table mysql.slow_log engine=myisam;
ERROR HY000: You cannot 'ALTER' a log table if logging is enabled
drop table mysql.general_log;
ERROR HY000: You cannot 'DROP' a log table if logging is enabled
drop table mysql.slow_log;
ERROR HY000: You cannot 'DROP' a log table if logging is enabled
set global general_log='OFF';
alter table mysql.slow_log engine=myisam;
ERROR HY000: You cannot 'ALTER' a log table if logging is enabled
set global slow_query_log='OFF';
show create table mysql.general_log;
Table	Create Table
general_log	CREATE TABLE `general_log` (
  `event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(11) NOT NULL,
  `command_type` varchar(64) NOT NULL,
  `argument` mediumtext NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='General log'
show create table mysql.slow_log;
Table	Create Table
slow_log	CREATE TABLE `slow_log` (
  `start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `user_host` mediumtext NOT NULL,
  `query_time` time NOT NULL,
  `lock_time` time NOT NULL,
  `rows_sent` int(11) NOT NULL,
  `rows_examined` int(11) NOT NULL,
  `db` varchar(512) NOT NULL,
  `last_insert_id` int(11) NOT NULL,
  `insert_id` int(11) NOT NULL,
  `server_id` int(11) NOT NULL,
  `sql_text` mediumtext NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log'
alter table mysql.general_log engine=myisam;
alter table mysql.slow_log engine=myisam;
show create table mysql.general_log;
Table	Create Table
general_log	CREATE TABLE `general_log` (
  `event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `user_host` mediumtext NOT NULL,
  `thread_id` int(11) NOT NULL,
  `server_id` int(11) NOT NULL,
  `command_type` varchar(64) NOT NULL,
  `argument` mediumtext NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='General log'
show create table mysql.slow_log;
Table	Create Table
slow_log	CREATE TABLE `slow_log` (
  `start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `user_host` mediumtext NOT NULL,
  `query_time` time NOT NULL,
  `lock_time` time NOT NULL,
  `rows_sent` int(11) NOT NULL,
  `rows_examined` int(11) NOT NULL,
  `db` varchar(512) NOT NULL,
  `last_insert_id` int(11) NOT NULL,
  `insert_id` int(11) NOT NULL,
  `server_id` int(11) NOT NULL,
  `sql_text` mediumtext NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='Slow log'
set global general_log='ON';
set global slow_query_log='ON';
select * from mysql.general_log;
event_time	user_host	thread_id	server_id	command_type	argument
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	set names utf8
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	create table bug16905 (s char(15) character set utf8 default 'пустП')
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	insert into bug16905 values ('МПвПе')
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from mysql.general_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	drop table bug16905
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	truncate table mysql.slow_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	set session long_query_time=1
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select sleep(2)
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from mysql.slow_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	alter table mysql.general_log engine=myisam
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	alter table mysql.slow_log engine=myisam
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	drop table mysql.general_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	drop table mysql.slow_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	set global general_log='OFF'
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	set global slow_query_log='ON'
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from mysql.general_log
flush logs;
lock tables mysql.general_log WRITE;
ERROR HY000: You can't use locks with log tables.
lock tables mysql.slow_log WRITE;
ERROR HY000: You can't use locks with log tables.
lock tables mysql.general_log READ;
ERROR HY000: You can't use locks with log tables.
lock tables mysql.slow_log READ;
ERROR HY000: You can't use locks with log tables.
set global general_log='OFF';
set global slow_query_log='OFF';
set @save_storage_engine= @@session.storage_engine;
set storage_engine= MEMORY;
alter table mysql.slow_log engine=ndb;
ERROR HY000: This storage engine cannot be used for log tables"
alter table mysql.slow_log engine=innodb;
ERROR HY000: This storage engine cannot be used for log tables"
alter table mysql.slow_log engine=archive;
ERROR HY000: This storage engine cannot be used for log tables"
alter table mysql.slow_log engine=blackhole;
ERROR HY000: This storage engine cannot be used for log tables"
set storage_engine= @save_storage_engine;
drop table mysql.slow_log;
drop table mysql.general_log;
drop table mysql.general_log;
ERROR 42S02: Unknown table 'general_log'
drop table mysql.slow_log;
ERROR 42S02: Unknown table 'slow_log'
use mysql;
CREATE TABLE `general_log` (
`event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
ON UPDATE CURRENT_TIMESTAMP,
`user_host` mediumtext NOT NULL,
`thread_id` int(11) NOT NULL,
`server_id` int(11) NOT NULL,
`command_type` varchar(64) NOT NULL,
`argument` mediumtext NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='General log';
CREATE TABLE `slow_log` (
`start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
ON UPDATE CURRENT_TIMESTAMP,
`user_host` mediumtext NOT NULL,
`query_time` time NOT NULL,
`lock_time` time NOT NULL,
`rows_sent` int(11) NOT NULL,
`rows_examined` int(11) NOT NULL,
`db` varchar(512) NOT NULL,
`last_insert_id` int(11) NOT NULL,
`insert_id` int(11) NOT NULL,
`server_id` int(11) NOT NULL,
`sql_text` mediumtext NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log';
set global general_log='ON';
set global slow_query_log='ON';
use test;
flush tables with read lock;
unlock tables;
use mysql;
lock tables general_log read local, help_category read local;
ERROR HY000: You can't use locks with log tables.
unlock tables;
drop table if exists mysql.renamed_general_log;
drop table if exists mysql.renamed_slow_log;
drop table if exists mysql.general_log_new;
drop table if exists mysql.slow_log_new;
use mysql;
RENAME TABLE general_log TO renamed_general_log;
ERROR HY000: Cannot rename 'general_log'. When logging enabled, rename to/from log table must rename two tables: the log table to an archive table and another table back to 'general_log'
RENAME TABLE slow_log TO renamed_slow_log;
ERROR HY000: Cannot rename 'slow_log'. When logging enabled, rename to/from log table must rename two tables: the log table to an archive table and another table back to 'slow_log'
truncate table general_log;
select * from general_log;
event_time	user_host	thread_id	server_id	command_type	argument
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from general_log
truncate table slow_log;
select * from slow_log;
start_time	user_host	query_time	lock_time	rows_sent	rows_examined	db	last_insert_id	insert_id	server_id	sql_text
create table general_log_new like general_log;
rename table general_log TO renamed_general_log, general_log_new TO general_log;
create table slow_log_new like slow_log;
rename table slow_log TO renamed_slow_log, slow_log_new TO slow_log;
rename table general_log TO general_log_new, renamed_general_log TO general_log, slow_log to renamed_slow_log;
ERROR HY000: Cannot rename 'slow_log'. When logging enabled, rename to/from log table must rename two tables: the log table to an archive table and another table back to 'slow_log'
select * from general_log;
event_time	user_host	thread_id	server_id	command_type	argument
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	create table slow_log_new like slow_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	rename table slow_log TO renamed_slow_log, slow_log_new TO slow_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	rename table general_log TO general_log_new, renamed_general_log TO general_log, slow_log to renamed_slow_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from general_log
select * from renamed_general_log;
event_time	user_host	thread_id	server_id	command_type	argument
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from general_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	truncate table slow_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	select * from slow_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	create table general_log_new like general_log
TIMESTAMP	USER_HOST	THREAD_ID	1	Query	rename table general_log TO renamed_general_log, general_log_new TO general_log
select * from slow_log;
start_time	user_host	query_time	lock_time	rows_sent	rows_examined	db	last_insert_id	insert_id	server_id	sql_text
select * from renamed_slow_log;
start_time	user_host	query_time	lock_time	rows_sent	rows_examined	db	last_insert_id	insert_id	server_id	sql_text
set global general_log='OFF';
RENAME TABLE general_log TO general_log2;
set global slow_query_log='OFF';
RENAME TABLE slow_log TO slow_log2;
set global general_log='ON';
ERROR 42S02: Table 'mysql.general_log' doesn't exist
set global slow_query_log='ON';
ERROR 42S02: Table 'mysql.slow_log' doesn't exist
RENAME TABLE general_log2 TO general_log;
RENAME TABLE slow_log2 TO slow_log;
set global general_log='ON';
set global slow_query_log='ON';
flush logs;
flush logs;
drop table renamed_general_log, renamed_slow_log;
use test;
use mysql;
repair table general_log;
Table	Op	Msg_type	Msg_text
mysql.general_log	repair	status	OK
repair table slow_log;
Table	Op	Msg_type	Msg_text
mysql.slow_log	repair	status	OK
create table general_log_new like general_log;
create table slow_log_new like slow_log;
show tables like "%log%";
Tables_in_mysql (%log%)
general_log
general_log_new
ndb_binlog_index
slow_log
slow_log_new
drop table slow_log_new, general_log_new;
use test;
SET GLOBAL LOG_OUTPUT = 'TABLE';
SET GLOBAL general_log = 0;
FLUSH LOGS;
TRUNCATE TABLE mysql.general_log;
ALTER TABLE mysql.general_log ENGINE = MyISAM;
ALTER TABLE mysql.general_log
ADD COLUMN seq BIGINT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY;
SET GLOBAL general_log = 1;
FLUSH LOGS;
SELECT * FROM mysql.general_log;
event_time	user_host	thread_id	server_id	command_type	argument	seq
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	FLUSH LOGS	1
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	SELECT * FROM mysql.general_log	2
SELECT * FROM mysql.general_log;
event_time	user_host	thread_id	server_id	command_type	argument	seq
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	FLUSH LOGS	1
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	SELECT * FROM mysql.general_log	2
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	SELECT * FROM mysql.general_log	3
SELECT "My own query 1";
My own query 1
My own query 1
SELECT "My own query 2";
My own query 2
My own query 2
SELECT * FROM mysql.general_log;
event_time	user_host	thread_id	server_id	command_type	argument	seq
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	FLUSH LOGS	1
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	SELECT * FROM mysql.general_log	2
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	SELECT * FROM mysql.general_log	3
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	SELECT "My own query 1"	4
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	SELECT "My own query 2"	5
EVENT_TIME	USER_HOST	THREAD_ID	SERVER_ID	Query	SELECT * FROM mysql.general_log	6
SET GLOBAL general_log = 0;
FLUSH LOGS;
ALTER TABLE mysql.general_log DROP COLUMN seq;
ALTER TABLE mysql.general_log ENGINE = CSV;
SET @old_long_query_time:=@@long_query_time;
SET GLOBAL slow_query_log = 0;
FLUSH LOGS;
TRUNCATE TABLE mysql.slow_log;
ALTER TABLE mysql.slow_log ENGINE = MyISAM;
ALTER TABLE mysql.slow_log
ADD COLUMN seq BIGINT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY;
SET SESSION long_query_time = 1;
SET GLOBAL slow_query_log = 1;
FLUSH LOGS;
SELECT "My own slow query", sleep(2);
My own slow query	sleep(2)
My own slow query	0
SELECT "My own slow query", sleep(2);
My own slow query	sleep(2)
My own slow query	0
SELECT "My own slow query", sleep(2);
My own slow query	sleep(2)
My own slow query	0
SELECT "My own slow query", sleep(2);
My own slow query	sleep(2)
My own slow query	0
SELECT * FROM mysql.slow_log WHERE seq >= 2 LIMIT 3;
start_time	user_host	query_time	lock_time	rows_sent	rows_examined	db	last_insert_id	insert_id	server_id	sql_text	seq
START_TIME	USER_HOST	QUERY_TIME	00:00:00	1	0	test	0	0	1	SELECT "My own slow query", sleep(2)	2
START_TIME	USER_HOST	QUERY_TIME	00:00:00	1	0	test	0	0	1	SELECT "My own slow query", sleep(2)	3
START_TIME	USER_HOST	QUERY_TIME	00:00:00	1	0	test	0	0	1	SELECT "My own slow query", sleep(2)	4
SET GLOBAL slow_query_log = 0;
SET SESSION long_query_time =@old_long_query_time;
FLUSH LOGS;
ALTER TABLE mysql.slow_log DROP COLUMN seq;
ALTER TABLE mysql.slow_log ENGINE = CSV;
drop procedure if exists proc25422_truncate_slow;
drop procedure if exists proc25422_truncate_general;
drop procedure if exists proc25422_alter_slow;
drop procedure if exists proc25422_alter_general;
use test//
create procedure proc25422_truncate_slow (loops int)
begin
declare v1 int default 0;
declare continue handler for sqlexception /* errors from truncate */
begin end;
while v1 < loops do
truncate mysql.slow_log;
set v1 = v1 + 1;
end while;
end//
create procedure proc25422_truncate_general (loops int)
begin
declare v1 int default 0;
declare continue handler for sqlexception /* errors from truncate */
begin end;
while v1 < loops do
truncate mysql.general_log;
set v1 = v1 + 1;
end while;
end//
create procedure proc25422_alter_slow (loops int)
begin
declare v1 int default 0;
declare ER_BAD_LOG_STATEMENT condition for 1575;
declare continue handler for ER_BAD_LOG_STATEMENT begin end;
while v1 < loops do
set @old_log_state = @@global.slow_query_log;
set global slow_query_log = 'OFF';
alter table mysql.slow_log engine = CSV;
set global slow_query_log = @old_log_state;
set v1 = v1 + 1;
end while;
end//
create procedure proc25422_alter_general (loops int)
begin
declare v1 int default 0;
declare ER_BAD_LOG_STATEMENT condition for 1575;
declare continue handler for ER_BAD_LOG_STATEMENT begin end;
while v1 < loops do
set @old_log_state = @@global.general_log;
set global general_log = 'OFF';
alter table mysql.general_log engine = CSV;
set global general_log = @old_log_state;
set v1 = v1 + 1;
end while;
end//
set @iterations=100;
"Serial test (proc25422_truncate_slow)"
call proc25422_truncate_slow(@iterations);
"Serial test (proc25422_truncate_general)"
call proc25422_truncate_general(@iterations);
"Serial test (proc25422_alter_slow)"
call proc25422_alter_slow(@iterations);
"Serial test (proc25422_alter_general)"
call proc25422_alter_general(@iterations);
"Parallel test"
call proc25422_truncate_slow(@iterations);
call proc25422_truncate_slow(@iterations);
call proc25422_truncate_general(@iterations);
call proc25422_truncate_general(@iterations);
call proc25422_alter_slow(@iterations);
call proc25422_alter_slow(@iterations);
call proc25422_alter_general(@iterations);
call proc25422_alter_general(@iterations);
drop procedure proc25422_truncate_slow;
drop procedure proc25422_truncate_general;
drop procedure proc25422_alter_slow;
drop procedure proc25422_alter_general;
FLUSH TABLE mysql.general_log;
show warnings;
Level	Code	Message
FLUSH TABLE mysql.slow_log;
show warnings;
Level	Code	Message
DROP TABLE IF EXISTS `db_17876.slow_log_data`;
DROP TABLE IF EXISTS `db_17876.general_log_data`;
DROP PROCEDURE IF EXISTS `db_17876.archiveSlowLog`;
DROP PROCEDURE IF EXISTS `db_17876.archiveGeneralLog`;
DROP DATABASE IF EXISTS `db_17876`;
CREATE DATABASE db_17876;
CREATE TABLE `db_17876.slow_log_data` (
`start_time` timestamp  default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP,
`user_host` mediumtext ,
`query_time` time ,
`lock_time` time ,
`rows_sent` int(11) ,
`rows_examined` int(11) ,
`db` varchar(512) default NULL,
`last_insert_id` int(11) default NULL,
`insert_id` int(11) default NULL,
`server_id` int(11) default NULL,
`sql_text` mediumtext 
);
CREATE TABLE `db_17876.general_log_data` (
`event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
`user_host` mediumtext,
`thread_id` int(11) DEFAULT NULL,
`server_id` int(11) DEFAULT NULL,
`command_type` varchar(64) DEFAULT NULL,
`argument` mediumtext
);
CREATE procedure `db_17876.archiveSlowLog`()
BEGIN
DECLARE start_time, query_time, lock_time CHAR(20);
DECLARE user_host MEDIUMTEXT;
DECLARE rows_set, rows_examined, last_insert_id, insert_id, server_id INT;
DECLARE dbname MEDIUMTEXT;
DECLARE sql_text BLOB;
DECLARE done INT DEFAULT 0;
DECLARE ER_SP_FETCH_NO_DATA CONDITION for 1329;
DECLARE cur1 CURSOR FOR SELECT * FROM mysql.slow_log;
OPEN cur1;
REPEAT
BEGIN
BEGIN
DECLARE CONTINUE HANDLER FOR ER_SP_FETCH_NO_DATA SET done = 1;
FETCH cur1 INTO
start_time, user_host, query_time, lock_time,
rows_set, rows_examined, dbname, last_insert_id,
insert_id, server_id, sql_text;
END;
IF NOT done THEN
BEGIN
INSERT INTO
`db_17876.slow_log_data`
            VALUES(start_time, user_host, query_time, lock_time, rows_set, rows_examined,
dbname, last_insert_id,  insert_id, server_id, sql_text);
END;
END IF;
END;
UNTIL done END REPEAT;
CLOSE cur1;
TRUNCATE mysql.slow_log;
END //
CREATE procedure `db_17876.archiveGeneralLog`()
BEGIN
DECLARE event_time CHAR(20);
DECLARE user_host, argument MEDIUMTEXT;
DECLARE thread_id, server_id INT;
DECLARE sql_text BLOB;
DECLARE done INT DEFAULT 0;
DECLARE command_type VARCHAR(64);
DECLARE ER_SP_FETCH_NO_DATA CONDITION for 1329;
DECLARE cur1 CURSOR FOR SELECT * FROM mysql.general_log;
OPEN cur1;
REPEAT
BEGIN
BEGIN
DECLARE CONTINUE HANDLER FOR ER_SP_FETCH_NO_DATA SET done = 1;
FETCH cur1 INTO
event_time, user_host, thread_id, server_id,
command_type, argument;
END;
IF NOT done THEN
BEGIN
INSERT INTO
`db_17876.general_log_data`
            VALUES(event_time, user_host, thread_id, server_id,
command_type, argument);
END;
END IF;
END;
UNTIL done END REPEAT;
CLOSE cur1;
TRUNCATE mysql.general_log;
END //
SET @old_general_log_state = @@global.general_log;
SET @old_slow_log_state = @@global.slow_query_log;
SET GLOBAL general_log = ON;
SET GLOBAL slow_query_log = ON;
select "put something into general_log";
put something into general_log
put something into general_log
select "... and something more ...";
... and something more ...
... and something more ...
call `db_17876.archiveSlowLog`();
call `db_17876.archiveGeneralLog`();
SET GLOBAL general_log = OFF;
SET GLOBAL slow_query_log = OFF;
call `db_17876.archiveSlowLog`();
call `db_17876.archiveGeneralLog`();
DROP TABLE `db_17876.slow_log_data`;
DROP TABLE `db_17876.general_log_data`;
DROP PROCEDURE IF EXISTS `db_17876.archiveSlowLog`;
DROP PROCEDURE IF EXISTS `db_17876.archiveGeneralLog`;
DROP DATABASE IF EXISTS `db_17876`;
SET GLOBAL general_log = @old_general_log_state;
SET GLOBAL slow_query_log = @old_slow_log_state;
select CONNECTION_ID() into @thread_id;
truncate table mysql.general_log;
set @old_general_log_state = @@global.general_log;
set global general_log = on;
set @lparam = "000 001 002 003 004 005 006 007 008 009"
              "010 011 012 013 014 015 016 017 018 019"
              "020 021 022 023 024 025 026 027 028 029"
              "030 031 032 033 034 035 036 037 038 039"
              "040 041 042 043 044 045 046 047 048 049"
              "050 051 052 053 054 055 056 057 058 059"
              "060 061 062 063 064 065 066 067 068 069"
              "070 071 072 073 074 075 076 077 078 079"
              "080 081 082 083 084 085 086 087 088 089"
              "090 091 092 093 094 095 096 097 098 099"
              "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"
              "570 571 572 573 574 575 576 577 578 579"
              "580 581 582 583 584 585 586 587 588 589"
              "590 591 592 593 594 595 596 597 598 599"
              "600 601 602 603 604 605 606 607 608 609"
              "610 611 612 613 614 615 616 617 618 619"
              "620 621 622 623 624 625 626 627 628 629"
              "630 631 632 633 634 635 636 637 638 639"
              "640 641 642 643 644 645 646 647 648 649"
              "650 651 652 653 654 655 656 657 658 659"
              "660 661 662 663 664 665 666 667 668 669"
              "670 671 672 673 674 675 676 677 678 679"
              "680 681 682 683 684 685 686 687 688 689"
              "690 691 692 693 694 695 696 697 698 699"
              "700 701 702 703 704 705 706 707 708 709"
              "710 711 712 713 714 715 716 717 718 719"
              "720 721 722 723 724 725 726 727 728 729"
              "730 731 732 733 734 735 736 737 738 739"
              "740 741 742 743 744 745 746 747 748 749"
              "750 751 752 753 754 755 756 757 758 759"
              "760 761 762 763 764 765 766 767 768 769"
              "770 771 772 773 774 775 776 777 778 779"
              "780 781 782 783 784 785 786 787 788 789"
              "790 791 792 793 794 795 796 797 798 799"
              "800 801 802 803 804 805 806 807 808 809"
              "810 811 812 813 814 815 816 817 818 819"
              "820 821 822 823 824 825 826 827 828 829"
              "830 831 832 833 834 835 836 837 838 839"
              "840 841 842 843 844 845 846 847 848 849"
              "850 851 852 853 854 855 856 857 858 859"
              "860 861 862 863 864 865 866 867 868 869"
              "870 871 872 873 874 875 876 877 878 879"
              "880 881 882 883 884 885 886 887 888 889"
              "890 891 892 893 894 895 896 897 898 899"
              "900 901 902 903 904 905 906 907 908 909"
              "910 911 912 913 914 915 916 917 918 919"
              "920 921 922 923 924 925 926 927 928 929"
              "930 931 932 933 934 935 936 937 938 939"
              "940 941 942 943 944 945 946 947 948 949"
              "950 951 952 953 954 955 956 957 958 959"
              "960 961 962 963 964 965 966 967 968 969"
              "970 971 972 973 974 975 976 977 978 979"
              "980 981 982 983 984 985 986 987 988 989"
              "990 991 992 993 994 995 996 997 998 999";
prepare long_query from "select ? as long_query";
execute long_query using @lparam;
set global general_log = off;
select command_type, argument from mysql.general_log where thread_id = @thread_id;
command_type	argument
Query	set @lparam = "000 001 002 003 004 005 006 007 008 009"
              "010 011 012 013 014 015 016 017 018 019"
              "020 021 022 023 024 025 026 027 028 029"
              "030 031 032 033 034 035 036 037 038 039"
              "040 041 042 043 044 045 046 047 048 049"
              "050 051 052 053 054 055 056 057 058 059"
              "060 061 062 063 064 065 066 067 068 069"
              "070 071 072 073 074 075 076 077 078 079"
              "080 081 082 083 084 085 086 087 088 089"
              "090 091 092 093 094 095 096 097 098 099"
              "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"
              "570 571 572 573 574 575 576 577 578 579"
              "580 581 582 583 584 585 586 587 588 589"
              "590 591 592 593 594 595 596 597 598 599"
              "600 601 602 603 604 605 606 607 608 609"
              "610 611 612 613 614 615 616 617 618 619"
              "620 621 622 623 624 625 626 627 628 629"
              "630 631 632 633 634 635 636 637 638 639"
              "640 641 642 643 644 645 646 647 648 649"
              "650 651 652 653 654 655 656 657 658 659"
              "660 661 662 663 664 665 666 667 668 669"
              "670 671 672 673 674 675 676 677 678 679"
              "680 681 682 683 684 685 686 687 688 689"
              "690 691 692 693 694 695 696 697 698 699"
              "700 701 702 703 704 705 706 707 708 709"
              "710 711 712 713 714 715 716 717 718 719"
              "720 721 722 723 724 725 726 727 728 729"
              "730 731 732 733 734 735 736 737 738 739"
              "740 741 742 743 744 745 746 747 748 749"
              "750 751 752 753 754 755 756 757 758 759"
              "760 761 762 763 764 765 766 767 768 769"
              "770 771 772 773 774 775 776 777 778 779"
              "780 781 782 783 784 785 786 787 788 789"
              "790 791 792 793 794 795 796 797 798 799"
              "800 801 802 803 804 805 806 807 808 809"
              "810 811 812 813 814 815 816 817 818 819"
              "820 821 822 823 824 825 826 827 828 829"
              "830 831 832 833 834 835 836 837 838 839"
              "840 841 842 843 844 845 846 847 848 849"
              "850 851 852 853 854 855 856 857 858 859"
              "860 861 862 863 864 865 866 867 868 869"
              "870 871 872 873 874 875 876 877 878 879"
              "880 881 882 883 884 885 886 887 888 889"
              "890 891 892 893 894 895 896 897 898 899"
              "900 901 902 903 904 905 906 907 908 909"
              "910 911 912 913 914 915 916 917 918 919"
              "920 921 922 923 924 925 926 927 928 929"
              "930 931 932 933 934 935 936 937 938 939"
              "940 941 942 943 944 945 946 947 948 949"
              "950 951 952 953 954 955 956 957 958 959"
              "960 961 962 963 964 965 966 967 968 969"
              "970 971 972 973 974 975 976 977 978 979"
              "980 981 982 983 984 985 986 987 988 989"
              "990 991 992 993 994 995 996 997 998 999"
Query	prepare long_query from "select ? as long_query"
Prepare	select ? as long_query
Query	execute long_query using @lparam
Execute	select '000 001 002 003 004 005 006 007 008 009010 011 012 013 014 015 016 017 018 019020 021 022 023 024 025 026 027 028 029030 031 032 033 034 035 036 037 038 039040 041 042 043 044 045 046 047 048 049050 051 052 053 054 055 056 057 058 059060 061 062 063 064 065 066 067 068 069070 071 072 073 074 075 076 077 078 079080 081 082 083 084 085 086 087 088 089090 091 092 093 094 095 096 097 098 099100 101 102 103 104 105 106 107 108 109110 111 112 113 114 115 116 117 118 119120 121 122 123 124 125 126 127 128 129130 131 132 133 134 135 136 137 138 139140 141 142 143 144 145 146 147 148 149150 151 152 153 154 155 156 157 158 159160 161 162 163 164 165 166 167 168 169170 171 172 173 174 175 176 177 178 179180 181 182 183 184 185 186 187 188 189190 191 192 193 194 195 196 197 198 199200 201 202 203 204 205 206 207 208 209210 211 212 213 214 215 216 217 218 219220 221 222 223 224 225 226 227 228 229230 231 232 233 234 235 236 237 238 239240 241 242 243 244 245 246 247 248 249250 251 252 253 254 255 256 257 258 259260 261 262 263 264 265 266 267 268 269270 271 272 273 274 275 276 277 278 279280 281 282 283 284 285 286 287 288 289290 291 292 293 294 295 296 297 298 299300 301 302 303 304 305 306 307 308 309310 311 312 313 314 315 316 317 318 319320 321 322 323 324 325 326 327 328 329330 331 332 333 334 335 336 337 338 339340 341 342 343 344 345 346 347 348 349350 351 352 353 354 355 356 357 358 359360 361 362 363 364 365 366 367 368 369370 371 372 373 374 375 376 377 378 379380 381 382 383 384 385 386 387 388 389390 391 392 393 394 395 396 397 398 399400 401 402 403 404 405 406 407 408 409410 411 412 413 414 415 416 417 418 419420 421 422 423 424 425 426 427 428 429430 431 432 433 434 435 436 437 438 439440 441 442 443 444 445 446 447 448 449450 451 452 453 454 455 456 457 458 459460 461 462 463 464 465 466 467 468 469470 471 472 473 474 475 476 477 478 479480 481 482 483 484 485 486 487 488 489490 491 492 493 494 495 496 497 498 499500 501 502 503 504 505 506 507 508 509510 511 512 513 514 515 516 517 518 519520 521 522 523 524 525 526 527 528 529530 531 532 533 534 535 536 537 538 539540 541 542 543 544 545 546 547 548 549550 551 552 553 554 555 556 557 558 559560 561 562 563 564 565 566 567 568 569570 571 572 573 574 575 576 577 578 579580 581 582 583 584 585 586 587 588 589590 591 592 593 594 595 596 597 598 599600 601 602 603 604 605 606 607 608 609610 611 612 613 614 615 616 617 618 619620 621 622 623 624 625 626 627 628 629630 631 632 633 634 635 636 637 638 639640 641 642 643 644 645 646 647 648 649650 651 652 653 654 655 656 657 658 659660 661 662 663 664 665 666 667 668 669670 671 672 673 674 675 676 677 678 679680 681 682 683 684 685 686 687 688 689690 691 692 693 694 695 696 697 698 699700 701 702 703 704 705 706 707 708 709710 711 712 713 714 715 716 717 718 719720 721 722 723 724 725 726 727 728 729730 731 732 733 734 735 736 737 738 739740 741 742 743 744 745 746 747 748 749750 751 752 753 754 755 756 757 758 759760 761 762 763 764 765 766 767 768 769770 771 772 773 774 775 776 777 778 779780 781 782 783 784 785 786 787 788 789790 791 792 793 794 795 796 797 798 799800 801 802 803 804 805 806 807 808 809810 811 812 813 814 815 816 817 818 819820 821 822 823 824 825 826 827 828 829830 831 832 833 834 835 836 837 838 839840 841 842 843 844 845 846 847 848 849850 851 852 853 854 855 856 857 858 859860 861 862 863 864 865 866 867 868 869870 871 872 873 874 875 876 877 878 879880 881 882 883 884 885 886 887 888 889890 891 892 893 894 895 896 897 898 899900 901 902 903 904 905 906 907 908 909910 911 912 913 914 915 916 917 918 919920 921 922 923 924 925 926 927 928 929930 931 932 933 934 935 936 937 938 939940 941 942 943 944 945 946 947 948 949950 951 952 953 954 955 956 957 958 959960 961 962 963 964 965 966 967 968 969970 971 972 973 974 975 976 977 978 979980 981 982 983 984 985 986 987 988 989990 991 992 993 994 995 996 997 998 999' as long_query
Query	set global general_log = off
deallocate prepare long_query;
set global general_log = @old_general_log_state;
SET @old_slow_log_state = @@global.slow_query_log;
SET SESSION long_query_time = 0;
SET GLOBAL slow_query_log = ON;
FLUSH LOGS;
TRUNCATE TABLE mysql.slow_log;
CREATE TABLE t1 (f1 SERIAL,f2 INT, f3 INT, PRIMARY KEY(f1), KEY(f2));
INSERT INTO t1 VALUES (1,1,1);
INSERT INTO t1 VALUES (2,2,2);
INSERT INTO t1 VALUES (3,3,3);
INSERT INTO t1 VALUES (4,4,4);
SELECT SQL_NO_CACHE 'Bug#31700 - SCAN',f1,f2,f3,SLEEP(1.1) FROM t1 WHERE f3=4;
Bug#31700 - SCAN	f1	f2	f3	SLEEP(1.1)
Bug#31700 - SCAN	4	4	4	0
SELECT SQL_NO_CACHE 'Bug#31700 - KEY', f1,f2,f3,SLEEP(1.1) FROM t1 WHERE f2=3;
Bug#31700 - KEY	f1	f2	f3	SLEEP(1.1)
Bug#31700 - KEY	3	3	3	0
SELECT SQL_NO_CACHE 'Bug#31700 - PK',  f1,f2,f3,SLEEP(1.1) FROM t1 WHERE f1=2;
Bug#31700 - PK	f1	f2	f3	SLEEP(1.1)
Bug#31700 - PK	2	2	2	0
SELECT start_time, rows_examined, rows_sent, sql_text FROM mysql.slow_log WHERE sql_text LIKE '%Bug#31700%' ORDER BY start_time;
start_time	rows_examined	rows_sent	sql_text
TIMESTAMP	4	1	SELECT SQL_NO_CACHE 'Bug#31700 - SCAN',f1,f2,f3,SLEEP(1.1) FROM t1 WHERE f3=4
TIMESTAMP	1	1	SELECT SQL_NO_CACHE 'Bug#31700 - KEY', f1,f2,f3,SLEEP(1.1) FROM t1 WHERE f2=3
TIMESTAMP	1	1	SELECT SQL_NO_CACHE 'Bug#31700 - PK',  f1,f2,f3,SLEEP(1.1) FROM t1 WHERE f1=2
DROP TABLE t1;
TRUNCATE TABLE mysql.slow_log;
SET GLOBAL slow_query_log = @old_slow_log_state;
SET SESSION long_query_time =@old_long_query_time;