使用django中基于类的视图从数据库中检索url中特定id的值

I need to display value into textbox fields in template page which is get from the database for the particular id. After that i need to edit those details which is needed and to update those values into database.These things are done by function based views easily. But now i want to do that it in class based views.Which view is used to do that. Can anyone help me to do that.I need to display value into textbox fields in