select @@global.ignore_builtin_innodb;
@@global.ignore_builtin_innodb
0
select @@session.ignore_builtin_innodb;
ERROR HY000: Variable 'ignore_builtin_innodb' is a GLOBAL variable
show global variables like 'ignore_builtin_innodb';
Variable_name	Value
ignore_builtin_innodb	OFF
show session variables like 'ignore_builtin_innodb';
Variable_name	Value
ignore_builtin_innodb	OFF
select * from information_schema.global_variables where variable_name='ignore_builtin_innodb';
VARIABLE_NAME	VARIABLE_VALUE
IGNORE_BUILTIN_INNODB	OFF
select * from information_schema.session_variables where variable_name='ignore_builtin_innodb';
VARIABLE_NAME	VARIABLE_VALUE
IGNORE_BUILTIN_INNODB	OFF
set global ignore_builtin_innodb=1;
ERROR HY000: Variable 'ignore_builtin_innodb' is a read only variable
set session ignore_builtin_innodb=1;
ERROR HY000: Variable 'ignore_builtin_innodb' is a read only variable
