流畅的NHibernate自动映射：将日期时间更改为时间戳

I am getting (a little bit to) deep into automapping with the fluent interface of NHibernate. Very nice thing, but I ran into a little problem with DateTimes. I need to change the data format to timestamp, otherwise NHibernate truncates milliseconds.I am getting (a little bit to) deep into automa