93 lines
4.0 KiB
Plaintext
93 lines
4.0 KiB
Plaintext
SET @start_global_value = @@global.innodb_adaptive_flushing;
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SELECT @start_global_value;
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@start_global_value
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1
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Valid values are 'ON' and 'OFF'
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select @@global.innodb_adaptive_flushing in (0, 1);
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@@global.innodb_adaptive_flushing in (0, 1)
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1
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select @@global.innodb_adaptive_flushing;
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@@global.innodb_adaptive_flushing
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1
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select @@session.innodb_adaptive_flushing;
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ERROR HY000: Variable 'innodb_adaptive_flushing' is a GLOBAL variable
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show global variables like 'innodb_adaptive_flushing';
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Variable_name Value
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innodb_adaptive_flushing ON
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show session variables like 'innodb_adaptive_flushing';
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Variable_name Value
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innodb_adaptive_flushing ON
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select * from performance_schema.global_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing ON
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select * from performance_schema.session_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing ON
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set global innodb_adaptive_flushing='OFF';
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select @@global.innodb_adaptive_flushing;
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@@global.innodb_adaptive_flushing
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0
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select * from performance_schema.global_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing OFF
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select * from performance_schema.session_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing OFF
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set @@global.innodb_adaptive_flushing=1;
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select @@global.innodb_adaptive_flushing;
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@@global.innodb_adaptive_flushing
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1
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select * from performance_schema.global_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing ON
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select * from performance_schema.session_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing ON
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set global innodb_adaptive_flushing=0;
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select @@global.innodb_adaptive_flushing;
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@@global.innodb_adaptive_flushing
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0
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select * from performance_schema.global_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing OFF
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select * from performance_schema.session_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing OFF
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set @@global.innodb_adaptive_flushing='ON';
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select @@global.innodb_adaptive_flushing;
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@@global.innodb_adaptive_flushing
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1
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select * from performance_schema.global_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing ON
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select * from performance_schema.session_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing ON
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set session innodb_adaptive_flushing='OFF';
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ERROR HY000: Variable 'innodb_adaptive_flushing' is a GLOBAL variable and should be set with SET GLOBAL
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set @@session.innodb_adaptive_flushing='ON';
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ERROR HY000: Variable 'innodb_adaptive_flushing' is a GLOBAL variable and should be set with SET GLOBAL
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set global innodb_adaptive_flushing=1.1;
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ERROR 42000: Incorrect argument type to variable 'innodb_adaptive_flushing'
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set global innodb_adaptive_flushing=1e1;
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ERROR 42000: Incorrect argument type to variable 'innodb_adaptive_flushing'
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set global innodb_adaptive_flushing=2;
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ERROR 42000: Variable 'innodb_adaptive_flushing' can't be set to the value of '2'
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NOTE: The following should fail with ER_WRONG_VALUE_FOR_VAR (BUG#50643)
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set global innodb_adaptive_flushing=-3;
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select @@global.innodb_adaptive_flushing;
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@@global.innodb_adaptive_flushing
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1
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select * from performance_schema.global_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing ON
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select * from performance_schema.session_variables where variable_name='innodb_adaptive_flushing';
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VARIABLE_NAME VARIABLE_VALUE
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innodb_adaptive_flushing ON
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set global innodb_adaptive_flushing='AUTO';
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ERROR 42000: Variable 'innodb_adaptive_flushing' can't be set to the value of 'AUTO'
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SET @@global.innodb_adaptive_flushing = @start_global_value;
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SELECT @@global.innodb_adaptive_flushing;
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@@global.innodb_adaptive_flushing
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1
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