Event Scheduler Thread States These states occur for the Event Scheduler thread, threads that are created to execute scheduled events, or threads that terminate the scheduler. The scheduler thread or a thread that was executing an event is terminating and is about to end. The scheduler thread or a thread that executes an event has been initialized. The scheduler has a nonempty event queue but the next activation is in the future. The thread issued  SET GLOBAL event_scheduler=OFF  and is waiting for the scheduler to stop. The scheduler’s event queue is empty and it is sleeping. •  Clearing •  Initialized •  Waiting for next activation •  Waiting for scheduler to stop •  Waiting on empty queue 1858