Method iterator

src/java/simpledb/storage/TupleDesc.java:55–58

@return An iterator which iterates over all the field TDItems that are included in this TupleDesc

()

     *        that are included in this TupleDesc
     * */
    public Iterator<TDItem> iterator() {
        // some code goes here
        return this.tupleDescList.iterator();
    }

    private static final long serialVersionUID = 1L;