Global Variable

NSUUIDChangedPersistentStoresKey

Key for an array containing the old and new stores.

Declaration

let NSUUIDChangedPersistentStoresKey: String

Discussion

The object at index 0 is the old store instance, and the object at index 1 the new. When migration happens, the array contains a third object (at index 2) that is an array containing the new objectIDs for all the migrated objects.