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Does anyone have a sample application which makes use of mapping models in particular using the designer?
Update: I am trying to understand how migration works using the designer – so I am looking for a project sample which has a few .xcdatamodels and one or two .xcmappingmodels so that I can learn and discover how to implement this in my solution.
See this link which includes 5 sample applications. See the section on
See this link to learn about Core Data.
See this link for a detailed programming guide on model versioning as well as data migration.