Application update, insert data in coredata while preserving userdata without modelchange

Question

I want to release an update for my app.

I\'m stuck on how to update the existing core data database which also stores data entered by the user. All i need to do is updat

Answer 1

Write a chunk of code that performs the update, and set a user preference value (NSUserDefaults) when you have done so. Include that code in your new version, checking the preference value first.