The ID of the record zone whose records you want to fetch.
- iOS 8.0–10.0Deprecated
- macOS 10.10–10.12Deprecated
- Mac Catalyst 13.0–13.0Deprecated
- tvOS 9.0–10.0Deprecated
- watchOS 3.0–3.0Deprecated
Typically, you set the value of this property when you initialize the operation object. If you intend to change the record zone, update the value before executing the operation or submitting it to a queue.