On Jan 14, 2008, at 11:29 AM, svilen wrote:
> > On Monday 14 January 2008 17:19:14 Michael Bayer wrote: >> On Jan 14, 2008, at 8:41 AM, svilen wrote: >>> i have, say, base class A, inherited by two children B and C. B >>> has an attribute/relation 'address', A and C do not have it. >>> So i had a query(A).eagerload( 'address') and that did work >>> before r3912. But later it gives an error - "mapper|A has no >>> property 'address'". >>> Any hint how to do it now? >> >> what kind of inheritance/mapping from A->B ? i cant really >> imagine any way that kind of eager load could have worked since the >> "address" property of "B" does not (and has never) get consulted in >> that case. > > plain joined?... hmm. > maybe it did not really work (eagerly) but lazy-load has fired > instead... seems that's the case. > anyway. > some way to accomplish such thing? > no ! this the same issue with the Channel->CatalogChannel thing, your query is against "A"...attributes that are only on "B" don't enter into the equation here. But also, if youre using select_table, we dont yet support eager loads from a polymorphic-unioned mapper in any case (though we are close). --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalchemy@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---
