migration1.m

// Assume we have an NSPersistentStoreCoordinator which has been initialised with our entity model, and
// an NSURL which points to our store's location on disk

NSDictionary *sourceMetadata = [NSPersistentStoreCoordinator metadataForPersistentStoreOfType:NSSQLiteStoreType URL:storeUrl options:options error:&error];

NSManagedObjectModel *destinationModel = coordinator.managedObjectModel;

BOOL storeIsCompatible = [destinationModel isConfiguration:nil compatibleWithStoreMetadata:sourceMetadata];