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# CKQueryNotification.Reason

Constants that indicate the event that triggers the notification.

```
enum Reason
```

## Topics

### Constants

[`CKQueryNotification.Reason.recordCreated`](/documentation/CloudKit/CKQueryNotification/Reason/recordCreated)

A notification that indicates the creation of a record matching the subscription’s predicate.

[`CKQueryNotification.Reason.recordUpdated`](/documentation/CloudKit/CKQueryNotification/Reason/recordUpdated)

A notification that indicates the update of a record matching the subscription’s predicate.

[`CKQueryNotification.Reason.recordDeleted`](/documentation/CloudKit/CKQueryNotification/Reason/recordDeleted)

A notification that indicates the deletion of a record matching the subscription’s predicate.


---

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