Re: Core data. Programmatically setting relationships

FROM : mmalc crawford
DATE : Sun Jun 01 16:48:41 2008

On Jun 1, 2008, at 1:28 AM, Steven Hamilton wrote:

> What I can't do is set change the relationships. In my tableView I'm 
> displaying the Account name in the toAccount and fromAccount 
> columns. I want to be able to type a new Account.name in there and 
> have the Transaction object update the relationship to the new 
> Account accordingly. Reading the core data docs I can't for the life 
> of me figure out how to do this. I believe I need to take the name 
> from the tableColumn, figure out which account it belongs to then 
> somehow set that as the relationship by using KVC.
>

The documentation explains how to manipulate relationships here:
<http://developer.apple.com/documentation/Cocoa/Conceptual/CoreData/Articles/cdUsingMOs.html#//apple_ref/doc/uid/TP40001803-212651
>

Other than that, it's not clear what you're trying to achieve.
"I want to be able to type a new Account.name in there" -- type in 
where?  What transaction are you trying to update?  How would you have 
done this if you weren't using Core Data?

mmalc