Criteria used to retrieve data from or save data to a persistent store.


class NSPersistentStoreRequest : NSObject


Configuring a Request

var affectedStores: [NSPersistentStore]?

The stores the request should be sent to.

var requestType: NSPersistentStoreRequestType

The type of the fetch request.

enum NSPersistentStoreRequestType

These constants specify the types of fetch request.


Inherits From

See Also

Store Coordination

class NSPersistentStoreCoordinator

A coordinator that uses the model to help contexts and persistent stores communicate.

class NSPersistentStore

The abstract base class for all Core Data persistent stores.

class NSPersistentStoreDescription

A description object used to create and load a persistent store.

class NSPersistentStoreResult

The abstract base class for results returned from a persistent store coordinator.

class NSPersistentStoreAsynchronousResult

A concrete class used to represent the results of an asynchronous request.

class NSSaveChangesRequest

An encapsulation of a collection of changes to be made by an object store in response to a save operation on a managed object context.

class NSAtomicStore

An abstract superclass that you subclass to create a Core Data atomic store.

class NSAtomicStoreCacheNode

A concrete class that you use to represent basic nodes in a Core Data atomic store.

class NSIncrementalStore

An abstract superclass defining the API through which Core Data communicates with a store.

class NSIncrementalStoreNode

A concrete class used to represent basic nodes in a Core Data incremental store.