alter table performance_schema.file_summary_by_event_name add column foo integer;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'performance_schema'
truncate table performance_schema.file_summary_by_event_name;
ALTER TABLE performance_schema.file_summary_by_event_name ADD INDEX test_index(NAME);
ERROR 42000: Access denied for user 'root'@'localhost' to database 'performance_schema'
CREATE UNIQUE INDEX test_index ON performance_schema.file_summary_by_event_name(NAME);
ERROR 42000: Access denied for user 'root'@'localhost' to database 'performance_schema'
