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
|
SET @start_global_value = @@global.log_slow_filter;
select @@global.log_slow_filter;
@@global.log_slow_filter
admin,filesort,filesort_on_disk,filesort_priority_queue,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
select @@session.log_slow_filter;
@@session.log_slow_filter
admin,filesort,filesort_on_disk,filesort_priority_queue,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
show global variables like 'log_slow_filter';
Variable_name Value
log_slow_filter admin,filesort,filesort_on_disk,filesort_priority_queue,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
show session variables like 'log_slow_filter';
Variable_name Value
log_slow_filter admin,filesort,filesort_on_disk,filesort_priority_queue,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
select * from information_schema.global_variables where variable_name='log_slow_filter';
VARIABLE_NAME VARIABLE_VALUE
LOG_SLOW_FILTER admin,filesort,filesort_on_disk,filesort_priority_queue,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
select * from information_schema.session_variables where variable_name='log_slow_filter';
VARIABLE_NAME VARIABLE_VALUE
LOG_SLOW_FILTER admin,filesort,filesort_on_disk,filesort_priority_queue,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
set global log_slow_filter=1;
select @@global.log_slow_filter;
@@global.log_slow_filter
admin
set session log_slow_filter=1;
select @@session.log_slow_filter;
@@session.log_slow_filter
admin
set session log_slow_filter=1;
select @@session.log_slow_filter;
@@session.log_slow_filter
admin
set session log_slow_filter=2;
select @@session.log_slow_filter;
@@session.log_slow_filter
filesort
set session log_slow_filter=5;
select @@session.log_slow_filter;
@@session.log_slow_filter
admin,filesort_on_disk
set session log_slow_filter='admin';
select @@session.log_slow_filter;
@@session.log_slow_filter
admin
set session log_slow_filter='filesort';
select @@session.log_slow_filter;
@@session.log_slow_filter
filesort
set session log_slow_filter='filesort_on_disk';
select @@session.log_slow_filter;
@@session.log_slow_filter
filesort_on_disk
set session log_slow_filter='full_join';
select @@session.log_slow_filter;
@@session.log_slow_filter
full_join
set session log_slow_filter='full_scan';
select @@session.log_slow_filter;
@@session.log_slow_filter
full_scan
set session log_slow_filter='not_using_index';
select @@session.log_slow_filter;
@@session.log_slow_filter
not_using_index
set session log_slow_filter='query_cache';
select @@session.log_slow_filter;
@@session.log_slow_filter
query_cache
set session log_slow_filter='query_cache_miss';
select @@session.log_slow_filter;
@@session.log_slow_filter
query_cache_miss
set session log_slow_filter='tmp_table';
select @@session.log_slow_filter;
@@session.log_slow_filter
tmp_table
set session log_slow_filter='tmp_table_on_disk';
select @@session.log_slow_filter;
@@session.log_slow_filter
tmp_table_on_disk
set session log_slow_filter='filesort,query_cache';
select @@session.log_slow_filter;
@@session.log_slow_filter
filesort,query_cache
set session log_slow_filter='admin,not_using_index,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk';
select @@session.log_slow_filter;
@@session.log_slow_filter
admin,filesort,filesort_on_disk,full_join,full_scan,not_using_index,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
set session log_slow_filter='';
select @@session.log_slow_filter;
@@session.log_slow_filter
set session log_slow_filter=1.1;
ERROR 42000: Incorrect argument type to variable 'log_slow_filter'
set session log_slow_filter=1e1;
ERROR 42000: Incorrect argument type to variable 'log_slow_filter'
set session log_slow_filter="foo";
ERROR 42000: Variable 'log_slow_filter' can't be set to the value of 'foo'
set session log_slow_filter=16384;
ERROR 42000: Variable 'log_slow_filter' can't be set to the value of '16384'
SET @@global.log_slow_filter = @start_global_value;
|
