for issues related to Migration of CoreData on OS X systems
So I created a new version of my data model, and made a previously optional field non-optional (giving it a …
iphone ios core-data core-data-migration mapping-modelI'm using Core Data's automatic lightweight migration successfully. However, when a particular entity gets created during a migration, I'd like …
iphone iphone-sdk-3.0 core-data core-data-migration