[Core Data] Building Blocks

NSPersistentContainer

Model

.xcdatamodeld 파일에서 생성

import Foundation
import CoreData

@objc(Movie)
public class Movie: NSManagedObject {
	
}

Managed Object Context

• Create, load and manipulate managed objects
• A Single Application can have multiple managed object contexts
• Responsible for executing queries on the store

NSPersistentStoreCoordinator

• Requires managed object context to initialize
• Allows to setup underlying storage (SQLite is default)
• Responsible for executing queries on the store

// prints the path of the documents directory
let dirPaths = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true)
print(dirPaths[0])

Storage

• XML (not available in iOS)
• Binary
• SQLite
• In-Memory