Posted before the list of open persistent stores changes.
- iOS 7.0+
- macOS 10.9+
- Mac Catalyst 13.0+Beta
- tvOS 9.0+
- watchOS 2.0+
This notification is similar to similar
NSPersistentStoreCoordinatorStoresDidChange. If the application is running, Core Data will post this notification before responding to iCloud account changes or “Delete All” from Documents & Data.
Adding, Removing, and Deleting Stores
This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.Learn more about using Apple's beta software