# File lib/og/backends/psql.rb, line 345
        def deserialize_one(res, klass)        
                return nil unless valid?(res)
                
                # gmosx: Managed objects should have no params constructor.
                entity = klass.new()
                entity.og_deserialize(res, 0)
                
#               get_join_fields(res, 0, entity, join_fields) if join_fields

                res.clear()
                return entity
        end