# Query(filter:sort:order:transaction:) Fetches a subset of the attached model type, in a specific order, by sorting on an optional attribute. ``` @attached(accessor) @attached(peer, names: prefixed(`_`)) macro Query(filter: Predicate? = nil, sort keyPath: KeyPath, order: SortOrder = .forward, transaction: Transaction? = nil) where Value : Comparable, Element : PersistentModel ``` ## Parameters `filter` The logical condition the query uses to determine if it returns a specific model instance. `keyPath` The keypath of the optional attribute to sort by. `order` The order of the sort. `transaction` The transaction to use when updates to the fetched models trigger user interface changes. --- 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)