# init(_:animation:) Create a query with a SwiftData fetch descriptor. ``` @MainActor @preconcurrency init(_ descriptor: FetchDescriptor, animation: Animation) where Result == [Element] ``` ## Parameters `descriptor` a `SwiftData.FetchDescriptor`. `animation` The animation to use for user interface changes that result from changes to the fetched results. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)