On Thu, 21 May 2015, Mike Bayer wrote:
I think the best use case is to put it on both, using back_populates. This is the focus of current documentation: http://docs.sqlalchemy.org/en/rel_1_0/orm/backref.htmlIt's more verbose but I think it's clearer and functionally this is what backref does behind the scenes in any case.
Mike, OK. I'm carefully working through the ORM tutorial and cleaning code as I go. Thanks, Rich