Andrew Bancroft • 7/10/2017

Using an Existing SQLite Store with NSPersistentContainer

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This article explains how to migrate from a traditional Core Data stack to NSPersistentContainer while preserving an existing SQLite persistent store. It covers the key role of NSPersistentStoreDescription, showing how to initialize it with the store URL and assign it to the container's persistentStoreDescriptions property. The guide includes code snippets for both the old and new approaches, highlighting the differences and the need to wrap the description in an array. Aimed at iOS/macOS developers, it provides a practical tutorial for seamless migration.

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Using an Existing SQLite Store with NSPersistentContainer

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