SELECT GLOBAL
Inspect the setting of a global engine variable.
Syntax
SELECT @@GLOBAL.variable_name
Remarks
variable_name
is the name of a global engine variable.See the Permission Matrix for the required permission.
Example
SELECT @@GLOBAL.redundancy_level; **** +---------------------------+ | @@GLOBAL.redundancy_level | +---------------------------+ | 1 | +---------------------------+ 1 row in set (0.00 sec)