NHibernate returning duplicate object in child collections when using Fetch

Question

When doing a query like this (using Nhibernate 2.1.2):

 ICriteria criteria = session.CreateCriteria()
                .SetFetchMode(\"ChildColl         


        

Answer 1

You can select single distinct results by specifying SetResultsTransformer(Transformers.DistinctRootEntity);