Melvyn, thanks for looking at this. Despite my inept attempt at explanation you've understood what I am trying to do - I need to revisit my relationships and fully explore my options at the model level.
Thanks again, Richard P.S. I'll try to use clearer analogies in the future - in my head the database is a village which is really obvious, but only if you are in my head! -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/django-users. To view this discussion on the web visit https://groups.google.com/d/msgid/django-users/9f132096-e397-42fd-8d8e-31f7c64a2bfa%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.

