The ORDER BY clause specifies an ordering of the objects in the result collection
ORDER BY [ order_element ,]* order_element order_element ::= { path-expression | integer } [ ASC | DESC ]
The path expression must specify a single valued field that is a primitive type of byte, short, int, long, float, double, char or a wrapper type of Byte, Short, Integer, Long, Float, Double, BigDecimal, String, Character, java.util.Calendar, java.util.Date, java.sql.Date, java.sql.Time, java.sql.Timestamp.
ASC specifies ascending order and is the default. DESC specifies descending order.
Integer refers to a selection expression in the SELECT clause.
SELECT OBJECT(d) FROM DeptBean d ORDER BY d.deptno DESC
SELECT OBJECT(e) FROM EmpBean e ORDER BY e.dept.deptno ASC, e.name DESC