Learning Core Data for iOS: A Hands-On Guide to Building Core Data Applications

Preface

Every day, millions of Apple devices run applications, or apps, which rely on Core Data. This has led to a mature, stable, and incredibly fast platform for apps to access their data. Core Data itself is not a database. In fact, Core Data is a framework that, among other things, automates how you interact with a database. Instead of writing SQL code, you use Objective-C objects. All the associated SQL you would otherwise have to write yourself is generated automatically. This leaves you with all the benefits of a relational database without the headache of writing, testing, and optimizing SQL queries within your Objective-C code. The SQL code generated automatically “under the hood” is the product of years of refinement and optimization ...