O'Reilly logo

Cocoa Programming for OS X: The Big Nerd Ranch Guide by Aaron Hillegass, Adam Preble, Nate Chandler

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Choosing a Cocoa Persistence Technology

Core Data is perhaps the most polarizing of the Cocoa frameworks. It has a long history and there is a lot we simply do not have time to cover here – entire books have been written on Core Data! Core Data is very sophisticated about handling data, using a mechanism called faulting to only load fetched objects when needed. It handles a great deal of non-trivial work for you: tracking changes, helping to manage schema versions, and so forth. It would take you a long, long time to duplicate what it offers.

At the same time, even as the Cocoa community has gathered more understanding of Core Data over the years, it is still a black box. If you encounter a performance problem it can be very ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required