iOS Developer Library

Developer

CoreData Framework Reference NSPersistentStoreRequest Class Reference

Options
Deployment Target:

On This Page
Language:

NSPersistentStoreRequest

An instance of NSPersistentStoreRequest describes criteria used to retrieve data from or save data to persistent stores.

Inheritance


Conforms To


Import Statement


import CoreData @import CoreData;

Availability


Available in iOS 5.0 and later.
  • These constants specify the types of fetch request.

    Declaration

    Swift

    enum NSPersistentStoreRequestType : UInt { case FetchRequestType case SaveRequestType case BatchUpdateRequestType }

    Objective-C

    enum { NSFetchRequestType = 1, NSSaveRequestType, }; typedef NSUInteger NSPersistentStoreRequestType;

    Constants

    • FetchRequestType

      NSFetchRequestType

      Specifies that the request returns managed objects.

      Available in iOS 5.0 and later.

    • SaveRequestType

      NSSaveRequestType

      Specifies that the request saves managed objects.

      Available in iOS 5.0 and later.

    Discussion

    These constants are used by requestType.

    Import Statement

    import CoreData

    Availability

    Available in iOS 5.0 and later.