Re: Is it wrong to create relationships in -createDestinationInstancesForSourceInstance:…?
Re: Is it wrong to create relationships in -createDestinationInstancesForSourceInstance:…?
- Subject: Re: Is it wrong to create relationships in -createDestinationInstancesForSourceInstance:…?
- From: Jerry Krinock <email@hidden>
- Date: Sat, 19 Jul 2014 12:37:58 -0700
On 2014 Jul 18, at 15:54, Rick Mann <email@hidden> wrote:
> Is it wrong to create relationships in -createDestinationInstancesForSourceInstance:…?
Yes, it is wrong, according “Three Stage Migration” of the Core Data Model Versioning and Data Migration Programming Guide…
https://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/CoreDataVersioning/Articles/vmMigrationProcess.html#//apple_ref/doc/uid/TP40004399-CH6-SW8
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