Is the back pointing relationship referencing the superclass? You need to create multiple relationships, specifically naming all the subclasses.
On Dec 9, 2013, at 5:41 PM, Alexis Tual <[email protected]> wrote: > Hi Ken, > > thanks for your suggestion, but I already have the backpointing > relationship... > I'll try to do a simple projet to isolate the issue. > > Alex > > > > 2013/12/6 Ken Anderson <[email protected]> > In ancient times… (and I mean like, 15 years ago) > > A back pointing relationship from the subclasses of B to the abstract A > (where the to-many relationship ‘toB' is) was necessary for all the plumbing > to hook things up when the EOs came back from the prefetch. > > Ken > > On Dec 5, 2013, at 3:08 PM, Alexis Tual <[email protected]> wrote: > > > Hi, > > > > I have 2 single table hierarchies : > > - B1 inherits from B > > - A1 inherits from A (abstract), A1 has a to-many relationship to B, let's > > call it toBs > > > > is it possible to prefetch this relationship ? > > > > We can't manage to get it work, I'll past the obscure exception tomorrow > > but can anyone confirm that this kind of prefetch works with EOF ? > > I've also tried ERXBatchFetchUtilities which seems promising "This works > > much like prefetching with fetch specifications, however this > > implementation is able to work around inheritance where prefetching fail", > > but no luck :/ > > > > Thanks > > > > Alex > > > > _______________________________________________ > > Do not post admin requests to the list. They will be ignored. > > Webobjects-dev mailing list ([email protected]) > > Help/Unsubscribe/Update your Subscription: > > https://lists.apple.com/mailman/options/webobjects-dev/kenlists%40anderhome.com > > > > This email sent to [email protected] > >
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