On Jul 23, 2010, at 7:14 AM, Ramsey Gurley wrote: > On Jul 22, 2010, at 9:17 PM, Paul Hoadley wrote: >> On 23/07/2010, at 10:20 AM, Chuck Hill wrote: >> >>>> 1. It only works when I call >>>> a.addObjectToBothSidesOfRelationshipWithKey(b, "b"). (Don't get me >>>> wrong—that's great, an enormous improvement on what I was doing 5 minutes >>>> ago.) >>> >>> Did you add versions of this method to both entities? >> >> Yes. >> >>>> I've got Wonder's updateInverseRelationships property set true, but it >>>> doesn't seem to be automatically updating this relationship. (It is >>>> working as designed on others.) In fact, inverseForRelationshipKey() >>>> isn't even being called, unless I manually call >>>> addObjectToBothSidesOfRelationshipWithKey(). Is this expected? >>> >>> I don't know. >> >> OK. I'll work around it. >> >>>> 2. Slightly more academic: why did everything I had read previously make >>>> me think this wouldn't work? I had also read that post from Chuck quoted >>>> in this thread by Ramsey: >>>> >>>>> You could model it as a right-outer join and optional, but I think that >>>>> EOF is still going to have a hissy fit when it does not find the row. >>>>> Worth a try and a good bug to log with Apple if it does not work. >>>> >>>> Chuck, were you talking about something else there? (Presumably the >>>> answer is: I was mis-reading everything, and I didn't describe the problem >>>> clearly enough for Ramsey!) >>> >>> I am pretty sure that was referring to a PK - PK relationship when the PK >>> is propagated from the parent to the child. >> >> Ah, OK. Well, this has all ended quite nicely. Thanks all. >> >> >> -- >> Paul. >> >> http://logicsquad.net/ >> > > Nice trick Chuck (^_^) You are awesome!
It is not me, it is EOF that is awesome. I just remember the specifics. ;-) Chuck > And it seems so simple now, I wonder why I didn't try it sooner. This appears > to work in both directions for me. I must have looked through 10 years of > archived list messages and never found an answer to this one. > > Anyway, thank you again Chuck and thank you too Paul for asking the question > one more time. > > Ramsey > > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Webobjects-dev mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/webobjects-dev/chill%40global-village.net > > This email sent to [email protected] -- Chuck Hill Senior Consultant / VP Development Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems. http://www.global-village.net/products/practical_webobjects
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