Notifications

Notifications are used to inform your application of changes made by another device.

Topics

Notifications

class CKNotification

The abstract base class for CloudKit notifications.

class CKQueryNotification

An object that represents a push notification that was generated by a subscription object.

Notification Information

class CKNotificationID

An object that uniquely identifies a push notification sent from a container.

class CKNotificationInfo

An object that specifies the push notification data that the server sends to your app when a subscription finds a match.

Notification Operations

class CKFetchNotificationChangesOperation

An operation that is used to retrieve unread notifications from a CloudKit container.

Deprecated
class CKMarkNotificationsReadOperation

An operation that marks push notifications as read by your app.

Deprecated

See Also

Notifications and Subscriptions

class CKQuerySubscription

The abstract base class for CloudKit subscriptions.

class CKRecordZoneNotification

A notification that is triggered by changes to the contents of a record zone.

class CKDatabaseNotification

A notification that is triggered by changes to the contents of a database.

Subscription Operations

Subscriptions are used to request notifications of specific subsets of data changes.