Join

class yadm.join.Join(qs)

Helper for build client-side joins.

# Doc.ref is instance of ReferenceField
qs = db(Doc).find({'k': 1})  # queryset filter
join = qs.join('ref')  # create join query in this place
for doc in join:
    print(doc.ref)  # do not create query to database
get_queryset(field_name)

Return queryset for joined objects.

join(*field_names)

Do manual join.