◎ SwiftUI Architecture Topic

SwiftData

Explore persistence, relationships, querying, syncing, migrations, previews, and production SwiftData patterns.

3 Curated resources
Editor’s guidance

Treat persistence models as part of your data boundary and keep user-interface state separate from stored domain data.

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Recommended resources

Article

Syncing SwiftData with a Custom Backend Using HistoryObserver

A practical walkthrough of observing SwiftData history and sending local changes to a custom backend.

Why read: Useful for understanding one-way synchronization and the role persistent history plays in an offline-first workflow.
Mohammad Azam Advanced · 12 min read
Article

Building a Custom Data Store in SwiftData

Learn how to replace SwiftData's default SQLite store with a custom JSON-backed data store while continuing to use familiar APIs such as @Query, ModelContext, insert, delete, and save.

Why read: An in-depth exploration of one of SwiftData's most advanced capabilities. The article explains snapshots, the DataStore protocol, custom configurations, persistent identifiers, and the architecture required to build your own persistence layer.
Mohammad Azam Advanced · 25 min read