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SET @start_global_value = @@global.aria_recover;
select @@global.aria_recover;
@@global.aria_recover
NORMAL
select @@session.aria_recover;
ERROR HY000: Variable 'aria_recover' is a GLOBAL variable
show global variables like 'aria_recover';
Variable_name Value
aria_recover NORMAL
show session variables like 'aria_recover';
Variable_name Value
aria_recover NORMAL
select * from information_schema.global_variables where variable_name='aria_recover';
VARIABLE_NAME VARIABLE_VALUE
ARIA_RECOVER NORMAL
select * from information_schema.session_variables where variable_name='aria_recover';
VARIABLE_NAME VARIABLE_VALUE
ARIA_RECOVER NORMAL
set global aria_recover=1;
select @@global.aria_recover;
@@global.aria_recover
NORMAL
set session aria_recover=1;
ERROR HY000: Variable 'aria_recover' is a GLOBAL variable and should be set with SET GLOBAL
set global aria_recover=normal;
select @@global.aria_recover;
@@global.aria_recover
NORMAL
set global aria_recover=backup;
select @@global.aria_recover;
@@global.aria_recover
BACKUP
set global aria_recover='force';
select @@global.aria_recover;
@@global.aria_recover
FORCE
set global aria_recover=off;
select @@global.aria_recover;
@@global.aria_recover
OFF
set global aria_recover='quick,force';
select @@global.aria_recover;
@@global.aria_recover
FORCE,QUICK
set global aria_recover=16;
select @@global.aria_recover;
@@global.aria_recover
OFF
set global aria_recover=1.1;
ERROR 42000: Incorrect argument type to variable 'aria_recover'
set global aria_recover=1e1;
ERROR 42000: Incorrect argument type to variable 'aria_recover'
set global aria_recover="foo";
ERROR 42000: Variable 'aria_recover' can't be set to the value of 'foo'
set global aria_recover=32;
ERROR 42000: Variable 'aria_recover' can't be set to the value of '32'
SET @@global.aria_recover = @start_global_value;
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