1
SET @start_global_value = @@global.log_slow_filter;
2
select @@global.log_slow_filter;
3
@@global.log_slow_filter
4
admin,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
5
select @@session.log_slow_filter;
6
@@session.log_slow_filter
7
admin,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
8
show global variables like 'log_slow_filter';
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log_slow_filter admin,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
11
show session variables like 'log_slow_filter';
13
log_slow_filter admin,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
14
select * from information_schema.global_variables where variable_name='log_slow_filter';
15
VARIABLE_NAME VARIABLE_VALUE
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LOG_SLOW_FILTER admin,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
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select * from information_schema.session_variables where variable_name='log_slow_filter';
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VARIABLE_NAME VARIABLE_VALUE
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LOG_SLOW_FILTER admin,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
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set global log_slow_filter=1;
21
select @@global.log_slow_filter;
22
@@global.log_slow_filter
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set session log_slow_filter=1;
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select @@session.log_slow_filter;
26
@@session.log_slow_filter
28
set session log_slow_filter=1;
29
select @@session.log_slow_filter;
30
@@session.log_slow_filter
32
set session log_slow_filter=2;
33
select @@session.log_slow_filter;
34
@@session.log_slow_filter
36
set session log_slow_filter=5;
37
select @@session.log_slow_filter;
38
@@session.log_slow_filter
39
admin,filesort_on_disk
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set session log_slow_filter='admin';
41
select @@session.log_slow_filter;
42
@@session.log_slow_filter
44
set session log_slow_filter='filesort';
45
select @@session.log_slow_filter;
46
@@session.log_slow_filter
48
set session log_slow_filter='filesort_on_disk';
49
select @@session.log_slow_filter;
50
@@session.log_slow_filter
52
set session log_slow_filter='full_join';
53
select @@session.log_slow_filter;
54
@@session.log_slow_filter
56
set session log_slow_filter='full_scan';
57
select @@session.log_slow_filter;
58
@@session.log_slow_filter
60
set session log_slow_filter='query_cache';
61
select @@session.log_slow_filter;
62
@@session.log_slow_filter
64
set session log_slow_filter='query_cache_miss';
65
select @@session.log_slow_filter;
66
@@session.log_slow_filter
68
set session log_slow_filter='tmp_table';
69
select @@session.log_slow_filter;
70
@@session.log_slow_filter
72
set session log_slow_filter='tmp_table_on_disk';
73
select @@session.log_slow_filter;
74
@@session.log_slow_filter
76
set session log_slow_filter='filesort,query_cache';
77
select @@session.log_slow_filter;
78
@@session.log_slow_filter
80
set session log_slow_filter='admin,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk';
81
select @@session.log_slow_filter;
82
@@session.log_slow_filter
83
admin,filesort,filesort_on_disk,full_join,full_scan,query_cache,query_cache_miss,tmp_table,tmp_table_on_disk
84
set session log_slow_filter='';
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select @@session.log_slow_filter;
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@@session.log_slow_filter
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set session log_slow_filter=1.1;
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ERROR 42000: Incorrect argument type to variable 'log_slow_filter'
90
set session log_slow_filter=1e1;
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ERROR 42000: Incorrect argument type to variable 'log_slow_filter'
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set session log_slow_filter="foo";
93
ERROR 42000: Variable 'log_slow_filter' can't be set to the value of 'foo'
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set session log_slow_filter=1024;
95
ERROR 42000: Variable 'log_slow_filter' can't be set to the value of '1024'
96
SET @@global.log_slow_filter = @start_global_value;