Enumeration Case

NSRollbackMergePolicyType

A policy that merges conflicts between the persistent store's version of the object and the current in-memory version by discarding all state for the changed objects in conflict.

Declaration

NSRollbackMergePolicyType = 0x04

See Also

Policies

NSErrorMergePolicyType

Default policy for all managed object contexts.

NSMergeByPropertyStoreTrumpMergePolicyType

A policy that merges conflicts between the persistent store's version of the object and the current in-memory version by individual property, with the in-memory changes trumping external changes.

NSMergeByPropertyObjectTrumpMergePolicyType

A policy that merges conflicts between the persistent store's version of the object and the current in-memory version by individual property, with the external changes trumping in-memory changes.

NSOverwriteMergePolicyType

A policy that merges conflicts between the persistent store's version of the object and the current in-memory version by pushing the entire in-memory object to the persistent store.