SELECT @@global.example_enum_var = 'e2'; @@global.example_enum_var = 'e2' 1 select plugin_name, plugin_status from information_schema.plugins where plugin_name in ('SIMPLE_PARSER', 'EXAMPLE', 'DAEMON_EXAMPLE', 'TWO_QUESTIONS', 'THREE_ATTEMPTS'); plugin_name plugin_status EXAMPLE ACTIVE daemon_example ACTIVE simple_parser ACTIVE