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SwiftData

Every article on SwiftData published on this blog, newest first: 2 in total, written by Ramón Chancay.

2 articles on SwiftData

Illustration of three stacked storage layers, with a separate sealed box representing the Keychain and a cloud syncing with the main layer
Mobile8 Sep 202614 min read

iOS persistence: SwiftData, GRDB and Keychain, and why Realm is no longer an option

How to choose between SwiftData, GRDB and Core Data to persist data in an iOS app, why Realm stopped being an option, why the Keychain survives uninstalling, and how to design offline-first and sync with CloudKit.

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Illustration of a data layer: the network and a local store feed a single stream that reaches the view, with the cache as the primary source
Mobile6 Sep 202616 min read

Data in Swift: what TanStack Query did for you and how to build your cache layer

There is no TanStack Query in Swift. How to design the data layer of an iOS app with URLSession and Codable, a repository that emits with AsyncStream, SwiftData or GRDB as the local cache, invalidation and supabase-swift.

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