Book Image

Core Data iOS Essentials

By : Bintu Harwani, B. M. Harwani
Book Image

Core Data iOS Essentials

By: Bintu Harwani, B. M. Harwani

Overview of this book

Core Data is the essential ingredient in data driven iOS apps. It's used for storing, retrieving, and manipulating application data in databases, XML, and binary formats. It's an essential component for iPhone, iPod Touch, and iPad apps.Core Data Essentials provides a clear, readable guide to the most useful aspects of Core Data. Built around a realistic example app, the book showcases the most important aspects of Core Data development in the context of a complete, functioning app written in Objective C.The book starts with a tour of how the app works. Then you'll see how to easily display data using the Table View. You'll learn how to develop an appropriate data model that fits the needs of your app, then implement that model as updatable data objects. You'll see how to update data and build relationships between objects and learn how Core Data can work with search, and how to provide your users with friendly data editing features.
Table of Contents (19 chapters)
Core Data iOS Essentials
About the Author
About the Reviewers

Running the project

As all the three modules are complete, we can now run the project. Let us select the Build and Go icon from the Xcode Project window. Initially, we get a table view with existing list of customers (image (a)) with the Edit and the + (plus) button on the left and right sides of the navigation bar. We can add or delete the customers if desired. On selecting a customer from the table cell, his detailed information comprising his name, e-mail ID, and contact number will be displayed, as shown in the following image (b). We can edit the customer's information by selecting the Edit button in the navigation bar and also can select the Product Information button in the toolbar at the bottom of the View to enter or edit the information of the products sold to the selected customer. On selecting the Products Information button, we get a View, as shown in the following image (c):

On selecting the Add button from the toolbar, we get a View to enter the information of the product...