On Sep 24, 2012, at 1:14 PM, Ladislav Lenart wrote: > Hello. > > I have tried the variant for SA 0.7. The query I tried is this: > > q = self.session.query(self.ClientProduct) > q = q.options(joinedload_all(A.b, B.c)) > # q = q.options(joinedload_all( > # A.client.of_type(PersonalClient), > # PersonalClient.person) > # ) > q = q.outerjoin( > A.client.of_type(PersonalClient), > PersonalClient.person > ) > q = q.options( > contains_eager(A.client), > contains_eager(A.client, PersonalClient.person) > ) > > It fails with: > > prop = root_mapper._props[propname] > KeyError: 'person' > > I am not sure if it is the query you have in mind (I still have to study the > option contains_eager). >
oh, right. yes, contains_eager() needs to support of_type() as well here, so your only option is 0.8. -- 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 sqlalchemy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en.
