List the section_name in reversed lexicographical order.
SELECT section_name FROM Sections ORDER BY section_name DESC
SELECT section_name FROM Sections ORDER BY section_name DESC
[{'section_name': 'y'}, {'section_name': 'u'}, {'section_name': 'p'}, {'section_name': 'o'}, {'section_name': 'l'}, {'section_name': 'k'}, {'section_name': 'j'}, {'section_name': 'h'}, {'section_name': 'g'}, {'section_name': 'f'}, {'section_name': 'e'}, {'section_name': 'd'}, {'section_name': 'c'}, {'section_name': 'b'}, {'section_name': 'a'}]