Changes

Within the application the data model is going to be represented by a subclass of the NSManagedObject class. Rather than manually write the code for this class, Xcode can be used to automatically generate the class on our behalf. With the Entity editor still displayed in Xcode, select the Editor -> Create NSManagedObject Subclass… menu option to display the dialog shown in Figure 44-3:

[[Image:xcode_6_data_model_selection.png]]