I made a mistake in my earlier question since I just typed it out. Obviously parent.children.name wouldn't work because Collection doesn't have a name property.
So the better question is: Given the class definitions above, how would I get the names of the kids from oldest to youngest? Thanks and sorry for the confusion. On Friday, January 11, 2013 7:22:00 PM UTC-5, Neil C wrote: > > Imagine Parent and Child classes as you might expect: > > class Parent > include DataMapper::Resource > > property :id, Serial > property :name, String, :required => true > > has n, :children, :order => :age.desc #Note default order by age > descending (i.e. oldest to youngest) > end > > class Child > include DataMapper::Resource > > property :id, Serial > property :name, String, :required => true > property :age, String, :required => true > > belongs_to :parent > end > > I now want the names of the kids from oldest to youngest so I do this > > parent.children.name > > The problem is that the order by age descending isn't being applied; in > fact, it is ignored. I am getting the names sorted by id. > > Is it even possible to maintain order across associations? If so, how? > > Thanks. > > > -- You received this message because you are subscribed to the Google Groups "DataMapper" group. To view this discussion on the web visit https://groups.google.com/d/msg/datamapper/-/RkESaXL3M40J. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/datamapper?hl=en.
