Subscriptions are used to request notifications of specific subsets of data changes.
Framework
- Cloud
Kit
Subscriptions are used to request notifications of specific subsets of data changes.
Framework
CKDatabase Subscription
A subscription for database changes.
CKRecord Zone Subscription
A subscription that causes a push notification to fire whenever any change happens in the specified record zone.
CKFetch Subscriptions Operation
An operation used to fetch existing subscriptions from iCloud.
CKModify Subscriptions Operation
An operation for modifying one or more existing subscription objects.
CKQuery Subscription
The abstract base class for CloudKit subscriptions.
CKRecord Zone Notification
A notification that is triggered by changes to the contents of a record zone.
CKDatabase Notification
A notification that is triggered by changes to the contents of a database.
Notifications are used to inform your application of changes made by another device.