EmberJS belongsTo

ember-belongsTo.js

App.User = DS.Model.extend({
   name: DS.belongsTo('name', { embedded: true }),
   email: DS.attr('string')
});

App.Name = DS.Model.extend({
    first: DS.attr('string'),
    last: DS.attr('string')
});

App.UserEditController = Ember.ObjectController.extend({
   actions: {
       save: function () {
            var name = this.store.createRecord('name', { first: 'Mirko', last: 'Akov' });
            this.set('name', name);
            this.get('model').save();
       }
   } 
});