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2014/10/15 ¤U¤È 10:11:16

iphone Programming Glossary: managedobjectmodel

Adding Core Data to existing iPhone project

http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project

under Targets Add Existing Frameworks CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator.. persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel managedObjectModel @property nonatomic retain readonly NSManagedObjectContext managedObjectContext @property nonatomic.. exist it is created by merging all of the models found in application bundle. NSManagedObjectModel managedObjectModel if managedObjectModel nil return managedObjectModel managedObjectModel NSManagedObjectModel mergedModelFromBundles..

Implementation of “Automatic Lightweight Migration” for Core Data (iPhone)

http://stackoverflow.com/questions/2310216/implementation-of-automatic-lightweight-migration-for-core-data-iphone

nil persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl.. nil persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl.. Set Current Version edit this version 3. Specify the momd resource in app delegate. Change your managedObjectModel implementation to this replace YOURDB NSManagedObjectModel managedObjectModel if managedObjectModel..

Adding Core Data to existing iPhone project

http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project

the Core Data Framework to the target right click on my project under Targets Add Existing Frameworks CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel.. managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel managedObjectModel @property nonatomic retain readonly NSManagedObjectContext managedObjectContext @property nonatomic retain readonly NSPersistentStoreCoordinator persistentStoreCoordinator.. model for the application. If the model doesn't already exist it is created by merging all of the models found in application bundle. NSManagedObjectModel managedObjectModel if managedObjectModel nil return managedObjectModel managedObjectModel NSManagedObjectModel mergedModelFromBundles nil retain return managedObjectModel Returns..

Implementation of “Automatic Lightweight Migration” for Core Data (iPhone)

http://stackoverflow.com/questions/2310216/implementation-of-automatic-lightweight-migration-for-core-data-iphone

stringByAppendingPathComponent @ FC.sqlite NSError error nil persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options nil error error NSLog @ Unresolved error @ @ error.. YES NSInferMappingModelAutomaticallyOption nil NSError error nil persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options options error error Handle error return persistentStoreCoordinator.. xcdatamodeld item Select the or later file Design Data Model Set Current Version edit this version 3. Specify the momd resource in app delegate. Change your managedObjectModel implementation to this replace YOURDB NSManagedObjectModel managedObjectModel if managedObjectModel nil return managedObjectModel NSString path NSBundle mainBundle..

What do I have to do to get Core Data to automatically migrate models?

http://stackoverflow.com/questions/1018155/what-do-i-have-to-do-to-get-core-data-to-automatically-migrate-models

nil NSError error _persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel if _persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options options..

Core-Data iPhone: could not locate an NSManagedObjectModel

http://stackoverflow.com/questions/1632497/core-data-iphone-could-not-locate-an-nsmanagedobjectmodel

menu @class MenuViewController @interface CoreDataBooksAppDelegate NSObject UIApplicationDelegate NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator UIWindow window UINavigationController.. nonatomic retain IBOutlet MenuViewController viewController @property nonatomic retain readonly NSManagedObjectModel managedObjectModel @property nonatomic retain readonly NSManagedObjectContext managedObjectContext @property nonatomic retain readonly NSPersistentStoreCoordinator..

insertNewObjectForEntityForName:

http://stackoverflow.com/questions/1780929/insertnewobjectforentityforname

loading your MOM Managed Object Model that defines Person. Somewhere in your code you should have something like this managedObjectModel NSManagedObjectModel mergedModelFromBundles nil retain And something like this persistentStoreCoordinator NSPersistentStoreCoordinator.. And something like this persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel And something like this NSPersistentStoreCoordinator coordinator self persistentStoreCoordinator if coordinator nil managedObjectContext..

Adding Core Data to existing iPhone project

http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project

click on my project under Targets Add Existing Frameworks CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic.. NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel managedObjectModel @property nonatomic retain readonly NSManagedObjectContext managedObjectContext @property nonatomic retain readonly NSPersistentStoreCoordinator.. doesn't already exist it is created by merging all of the models found in application bundle. NSManagedObjectModel managedObjectModel if managedObjectModel nil return managedObjectModel managedObjectModel NSManagedObjectModel mergedModelFromBundles nil retain..

Implementation of “Automatic Lightweight Migration” for Core Data (iPhone)

http://stackoverflow.com/questions/2310216/implementation-of-automatic-lightweight-migration-for-core-data-iphone

NSError error nil persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options nil error.. nil NSError error nil persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options options.. file Design Data Model Set Current Version edit this version 3. Specify the momd resource in app delegate. Change your managedObjectModel implementation to this replace YOURDB NSManagedObjectModel managedObjectModel if managedObjectModel nil return managedObjectModel..