blob: 7d25481662c5b20324f6e8b768fbe51de9a315e9 (
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
|
select * from performance_schema.file_instances limit 1;
select * from performance_schema.file_instances
where file_name='FOO';
insert into performance_schema.file_instances
set file_name='FOO', event_name='BAR', open_count=12;
ERROR 42000: INSERT command denied to user 'root'@'localhost' for table 'file_instances'
update performance_schema.file_instances
set file_name='FOO';
ERROR 42000: UPDATE command denied to user 'root'@'localhost' for table 'file_instances'
delete from performance_schema.file_instances
where event_name like "wait/%";
ERROR 42000: DELETE command denied to user 'root'@'localhost' for table 'file_instances'
delete from performance_schema.file_instances;
ERROR 42000: DELETE command denied to user 'root'@'localhost' for table 'file_instances'
LOCK TABLES performance_schema.file_instances READ;
ERROR 42000: SELECT, LOCK TABLES command denied to user 'root'@'localhost' for table 'file_instances'
UNLOCK TABLES;
LOCK TABLES performance_schema.file_instances WRITE;
ERROR 42000: SELECT, LOCK TABLES command denied to user 'root'@'localhost' for table 'file_instances'
UNLOCK TABLES;
#
# MDEV-25325 column_comment for performance_schema tables
#
select column_name, column_comment
from information_schema.columns
where table_schema='performance_schema' and table_name='file_instances';
column_name column_comment
FILE_NAME File name.
EVENT_NAME Instrument name associated with the file.
OPEN_COUNT Open handles on the file. A value of greater than zero means that the file is currently open.
###
### Bug#26152751: INNODB LEAKS MEMORY, PERFORMANCE_SCHEMA FILE_INSTANCES
### #SQL-IB3129987-252773.IBD
###
CREATE DATABASE db_26152751;
USE db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
CREATE TABLE t_db_26152751 (a INT) ENGINE=MYISAM;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
t_db_26152751.MYD
t_db_26152751.MYI
t_db_26152751.frm
RENAME TABLE t_db_26152751 to t_db_26152751_new;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
t_db_26152751_new.MYD
t_db_26152751_new.MYI
t_db_26152751_new.frm
RENAME TABLE t_db_26152751_new to t_db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
t_db_26152751.MYD
t_db_26152751.MYI
t_db_26152751.frm
ALTER TABLE t_db_26152751 ADD COLUMN b INT;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
t_db_26152751.frm
t_db_26152751.MYD
t_db_26152751.MYI
DROP TABLE t_db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
CREATE TABLE t_db_26152751 (a INT) ENGINE=INNODB;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
t_db_26152751.frm
t_db_26152751.ibd
RENAME TABLE t_db_26152751 to t_db_26152751_new;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
t_db_26152751_new.frm
t_db_26152751_new.ibd
RENAME TABLE t_db_26152751_new to t_db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
t_db_26152751.frm
t_db_26152751.ibd
ALTER TABLE t_db_26152751 ADD COLUMN b INT;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
t_db_26152751.frm
t_db_26152751.ibd
DROP TABLE t_db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%" ORDER BY FILE_NAME;
FILE_NAME
DROP DATABASE db_26152751;
#
# MDEV-25325 column_comment for performance_schema tables
#
select column_name, column_comment
from information_schema.columns
where table_schema='performance_schema' and table_name='file_instances';
column_name column_comment
FILE_NAME File name.
EVENT_NAME Instrument name associated with the file.
OPEN_COUNT Open handles on the file. A value of greater than zero means that the file is currently open.
|
