### 8.14.9 Event Scheduler Thread States

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 These states occur for the Event Scheduler thread, threads that are created to execute scheduled events, or threads that terminate the scheduler.

* []() []() `Clearing`

   The scheduler thread or a thread that was executing an event is terminating and is about to end.

* []() []() `Initialized`

   The scheduler thread or a thread that executes an event has been initialized.

* []() []() `Waiting for next activation`

   The scheduler has a nonempty event queue but the next activation is in the future.

* []() []() `Waiting for scheduler to stop`

   The thread issued `SET GLOBAL event_scheduler=OFF` and is waiting for the scheduler to stop.

* []() []() `Waiting on empty queue`

   The scheduler's event queue is empty and it is sleeping.

