title: How to use in Nhibernate with QueryOver the Projections.SqlFunction for a mysql function that have not params?
body: <p>I allready now how to use for any mysql function with parameters for example:
  I succesfuly use the function Date(dateTimeValue) to get only the Date part.</p>
  
  <p>But now i need to use the function in this way Date() or CurDate() the objective is get de MySql server
  Current DateTime. 
  But the Projections.SqlFunction("Date", NHibernateUtil.Date,Params coma separate) not have a overload that use the function paramless.</p>
  
  <p>So my question is, how can i achieve this ? Projections.SqlFunction("Date", NHibernateUtil.Date)</p>
  
  <p>Thanks in advance for you time.</p>
  
  <p>I use C# and Nhibernate QueryOver</p>