ORDER BY Expression | Integer [ ASC | DESC ] [ , Expression | Integer [ ASC | DESC ] ]*
For example:
SELECT name, length, lastModified FROM java.io.File ORDER BY upper (name), length DESC, 3 DESC
ORDER BY Expression | Integer [ ASC | DESC ] [ , Expression | Integer [ ASC | DESC ] ]*
SELECT name, length, lastModified FROM java.io.File ORDER BY upper (name), length DESC, 3 DESC