[parent.tree_left] => Criterion Object
                (
                    [value:private] => node.tree_left
                    [comparison:private] => <
                    [table:private] => parent
                    [realtable:private] => menu_item
                    [column:private] => tree_left
                    [ignoreStringCase:private] => 
                    [db:private] => DBMySQL Object
                        (
                        )

                    [clauses:private] => Array
                        (
                        )

                    [conjunctions:private] => Array
                        (
                        )

                    [parent:private] => 
                )