This table describes the changes to NSEntityMigrationPolicy Class Reference.
| Date | Notes |
|---|---|
| 2010-02-24 | Added keys for custom value expression strings to Value Expressions. |
| 2009-05-01 | Corrected typographical errors. |
| 2009-02-19 | Updated for iOS 3.0. |
| 2008-06-02 | Updated for Mac OS X v10.6. |
| 2007-05-22 | New document that describes the Core Data class uses to customize the migration process for an entity mapping. |
Last updated: 2010-02-24