CREATE TABLE Rating (rID INT, mID INT, stars INT, ratingDate DATE)
CREATE TABLE Movie (mID INT, title TEXT, year INT, director TEXT)
CREATE TABLE Reviewer (rID INT, name TEXT)

Draw a bar chart for what is the average rating star for each reviewer?, show from high to low by the bar please.
SELECT name, AVG(T1.stars) FROM Rating AS T1 JOIN Reviewer AS T2 ON T1.rID = T2.rID GROUP BY T2.name ORDER BY name DESC
SELECT "name", AVG("T1"."stars") FROM "Rating" AS "T1" JOIN "Reviewer" AS "T2" ON "T1"."rID" = "T2"."rID" GROUP BY "T2"."name" ORDER BY "name" DESC NULLS LAST