Cover image for Unleash Core Data: Fetching Data, Migrating, and Maintaining Persistent Stores

Unleash Core Data: Fetching Data, Migrating, and Maintaining Persistent Stores

Author Avi Tsadok
Release Date: 2022/08/01
ISBN: 9781484282113
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Create apps with rich capabilities to receive, process, and intelligently store data that work across multiple devices in the Apple ecosystem. This book will show you how to organize your app's data and make it work for you and your users! 


With many frameworks, there’s a point in the learning curve where you stop fearing the mountain of knowledge to learn and just enjoy the power to play and develop. For some reason many developers feel that point seems harder to reach with Core Data. And that’s unjustified—Core Data is a great framework that with powerful, optimized tools right out of the box. So it's time you stopped fearing the journey and took your steps further out into the world of enjoying the power of Core Data.

With what you learn, you can build apps to deal with a large amount of data and complex relationships in intelligent and efficient ways. Core Data has many secrets underneath the hood that can power up your persistent store like never before. Tools such as Undo, objects deletion, migration, and more. Set up your store and your data model, handle objects with a multi-threading environment, write integration tests, and share your data with an Apple Watch app and iCloud.

What You'll Learn

  • Work with Core Data objects across apps and platforms
  • Write integration tests with your persistent store
  • Fetch, organize, write, and process data efficiently and intelligently

Who This Book Is For

Experienced iOS developers with Swift knowledge creating iOS apps that require saving complex data on the device other than a few numbers or text.

Table of Contents

  1. Cover
  2. Front Matter
  3. 1. Welcome to Core Data
  4. 2. Core Data Basics and Setup
  5. 3. The Data Model
  6. 4. Relationships
  7. 5. Contexts
  8. 6. Fetching Data
  9. 7. Implementation
  10. 8. Concurrency and Declarative Programming
  11. 9. Performance
  12. 10. Migrations
  13. 11. Building a Custom Store Type
  14. 12. Core Data and the World
  15. 13. What’s Next?
  16. Back Matter
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