Method invoked before the store removes the given collection of cache nodes.
- iOS 3.0+
- macOS 10.5+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
- Core Data
The set of cache nodes to remove.
This method is invoked by the store before the call to
save: with the collection of cache nodes marked as deleted by a managed object context. You can override this method to track the nodes which will not be made persistent in the
You should not invoke this method directly in a subclass.