Migration

There are very few certainties in app development, but one is that once your app is released, it will change in unexpected ways. Meeting those changes can be painful. Here, we look at how to ease the pain of Core Data migrations.

People really care about their possessions. They hate when change breaks those possessions 😡. This is as true of digital possessions as physical possessions. Your data model will change, but it doesn't need to break anything. Here, we look at how to migrate a Core Data model step-by-step.