Does this statement tree currently contain a where clause?
Returns True if a where-clause is found in the statement tree and
that where clause actually defines restrictions; false otherwise.
Namespace: NHibernate.Hql.Ast.ANTLR.TreeAssembly: NHibernate (in NHibernate.dll) Version: 3.2.0.4000 (3.2.0.4000)