Core Data from Scratch: Managed Objects and Fetch Requests

With everything about Cora Data data models still fresh in your mind , it’s time to start working with Core Data. In this article, we meet NSManagedObject , the class you’ll interact with most when working with Core Data. You’ll learn how to create, read, update, and delete records. You’ll also get to know a few other Core Data classes, such as NSFetchRequest and NSEntityDescription . Let me start by introducing you to NSManagedObject , your new best friend. 1. Managed Objects Instances of NSManagedObject