On 21 Jan 2014, at 16:11, Sean McBride <s...@rogue-research.com> wrote:
> On Tue, 21 Jan 2014 07:06:16 -0800, Jerry Krinock said: > >> On 2014 Jan 20, at 09:50, Sean McBride <s...@rogue-research.com> wrote: >> >> The trouble occurs if a developer of an older Core Data app begins to >> link against the 10.9 SDK, and allows the *new* default journal_mode = >> write-ahead logging to be used, but does not migrate the app’s document >> to use the new “file package” format. As far as the user is concerned, >> the document file is still the sqlite database file. The user may think >> that the -shm and -wal files, which are occasionally produced by sqlite, >> and appear along side the document file, are junk. If such a user moves >> the document file without moving the -shm or -wal file, or trashes the - >> shm or -wal file, data corruption can occur. > > Oh! Is that the case? The release notes don't mention anything like that. > So basically they expect/require you to use file packages? And yet > NSPersistentDocument doesn't even support file packages! It's right there in > the docs: > > "Important: NSPersistentDocument does not support some document behaviors: > File wrappers. > See File Wrappers with Core Data Documents for an example of how you can add > support for file wrappers." > > Then you go to that sample code and it says: > > "Retired Document. This sample code may not represent best practices for > current development" > > What should we be concluding here? :( If it helps, I maintain https://github.com/karelia/BSManagedDocument as a nice way to have a package-based document using Core Data. _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com