1alter table performance_schema.events_waits_history add column foo integer;
2ERROR 42000: Access denied for user 'root'@'localhost' to database 'performance_schema'
3truncate table performance_schema.events_waits_history;
4ALTER TABLE performance_schema.events_waits_history ADD INDEX test_index(EVENT_ID);
5ERROR 42000: Access denied for user 'root'@'localhost' to database 'performance_schema'
6CREATE UNIQUE INDEX test_index ON performance_schema.events_waits_history(EVENT_ID);
7ERROR 42000: Access denied for user 'root'@'localhost' to database 'performance_schema'
8