How to send partial data to server for Update operation in ember data

Assume i have assigned the following json as a model for a view.

"student":{ "name":"Christy", "age":"25", "dob":"05-06-1988" }

Let say user modifies name only. I want to send student data with name only in this case to the server i.e., partial update. I am using Ember-data. how to achieve this.