If you spent any time building app persistence around Core Data over the last decade, you probably remember the model editor. Beyond visual entity mapping, one of its best features was property-level validation. You could click on a String attribute, type 1 into the Minimum Length box, or drop in a Regex pattern, and Read more
If you have ever built an editing flow in SwiftUI, you know the classic requirement: Changes should only commit when the user explicitly hits “Done.” If they hit “Cancel,” any experimental property modifications should instantly vanish. In Core Data, developers used nested child contexts to stage edits. In SwiftData, direct equivalents to Read more
Introduction SwiftData’s @Query is often treated as a “black box” that just works. But what happens when the underlying SQLite store becomes unreachable, or a schema mismatch occurs mid-session? Unlike traditional data-fetching patterns that return an optional or a Result type, @Query is designed for UI Stability. 1. The Resilience Rule The most important thing to understand Read more
The built-in @Query does not currently support dynamic changes, instead we can use @DynamicQuery from the SwiftDataX open-source package to achieve it. The query declaration looks like this: By default that will load all Prospect model objects, sorting them by name. If the fetchDescriptor property is later changed and this View is Read more
I came across this StackOverflow question How do I access the SwiftData container from outside of SwiftUI? but it turns out they needed to use the container inside an AppIntent. I knew the way to inject objects into AppIntents is via the AppDependencyManager but I’d never actually tried it with Read more