CREATE TABLE Lives_in (stuid NUMBER, dormid NUMBER, room_number NUMBER)
CREATE TABLE Dorm_amenity (amenid NUMBER, amenity_name VARCHAR2)
CREATE TABLE Student (StuID NUMBER, LName VARCHAR2, Fname VARCHAR2, Age NUMBER, Sex VARCHAR2, Major NUMBER, Advisor NUMBER, city_code VARCHAR2)
CREATE TABLE Dorm (dormid NUMBER, dorm_name VARCHAR2, student_capacity NUMBER, gender VARCHAR2)
CREATE TABLE Has_amenity (dormid NUMBER, amenid NUMBER)

Find the oldest age for students with different sex in a bar chart, I want to show from high to low by the names.
SELECT Sex, MAX(Age) FROM Student GROUP BY Sex ORDER BY Sex DESC
SELECT "Sex", MAX("Age") FROM "Student" GROUP BY "Sex" ORDER BY "Sex" DESC