How to save Core Data after users update software?

As far as I know, the Core Data store is stored in the application's documents directory. If the user updates the application through App Store, all the data will be removed, right? Ca开发者_StackOverflow中文版n I save data to another place?

Thanks

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Actually, the data should be fine. However, you will have to perform a migration if you changed the data model in the new version of your app.