I have an in memory managed object context called importMoc that I use to import records (e.g. employees). I have parsed a file and set up the employee objects in importMoc with one very important exc
Say you have departments and employees and each department has several employees, but each employee can also be part of several departments.
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers.
I am trying to build an iPhone application using core data\'s built in table management.开发者_如何学编程I want synchronize the data with an MSSQL or MySQL database.Core data is compatible with SQLite
I have a data model that contains several entities, each with several different attributes that store image data. These will all be small images and I need to store them in the persistent store rather
As explained in my earlier question … This code … - (void)syncKVO:(id)sender { NSManagedObjectContex开发者_StackOverflowt *moc = [self managedObjectContext];
Say I have a CoreData entity \"Point\" with two properties x and y (both NSNumber). How would a NSPredicate need to look like to let me find the closest Point to say a,b?
What is the best way to bind Core Data entities to enum values so that I am able to assign a type property to the entity? In other words, I have an entit开发者_C百科y called Item with an itemType prop
I have a Core Data app with a fairly simple data model. I want to be able to store instances of NSImage in the persistent store as PNG Bitmap NSData objects, to save space.
I have an entity (e.g. Employee) in a managed object model that is related to two other entities (e.g. Department and Team). Both relationships are one-to-many (i.e. an Employee must have one Departme
加载中,请稍侯......