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SET @start_global_value = @@global.log_slow_rate_limit;
select @@global.log_slow_rate_limit;
@@global.log_slow_rate_limit
1
select @@session.log_slow_rate_limit;
@@session.log_slow_rate_limit
1
show global variables like 'log_slow_rate_limit';
Variable_name Value
log_slow_rate_limit 1
show session variables like 'log_slow_rate_limit';
Variable_name Value
log_slow_rate_limit 1
select * from information_schema.global_variables where variable_name='log_slow_rate_limit';
VARIABLE_NAME VARIABLE_VALUE
LOG_SLOW_RATE_LIMIT 1
select * from information_schema.session_variables where variable_name='log_slow_rate_limit';
VARIABLE_NAME VARIABLE_VALUE
LOG_SLOW_RATE_LIMIT 1
set global log_slow_rate_limit=10;
select @@global.log_slow_rate_limit;
@@global.log_slow_rate_limit
10
set session log_slow_rate_limit=10;
select @@session.log_slow_rate_limit;
@@session.log_slow_rate_limit
10
set global log_slow_rate_limit=1.1;
ERROR 42000: Incorrect argument type to variable 'log_slow_rate_limit'
set session log_slow_rate_limit=1e1;
ERROR 42000: Incorrect argument type to variable 'log_slow_rate_limit'
set global log_slow_rate_limit="foo";
ERROR 42000: Incorrect argument type to variable 'log_slow_rate_limit'
set global log_slow_rate_limit=0;
Warnings:
Warning 1292 Truncated incorrect log_slow_rate_limit value: '0'
select @@global.log_slow_rate_limit;
@@global.log_slow_rate_limit
1
set session log_slow_rate_limit=cast(-1 as unsigned int);
Warnings:
Warning 1105 Cast to unsigned converted negative integer to it's positive complement
select @@session.log_slow_rate_limit;
@@session.log_slow_rate_limit
18446744073709551615
SET @@global.log_slow_rate_limit = @start_global_value;
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