CREATE TABLE Rating (stars NUMBER, mID VARCHAR2)
CREATE TABLE Movie (title VARCHAR2, mID VARCHAR2)

Find the movies with the highest average rating. Return the movie titles and average rating.
SELECT T2.title, AVG(T1.stars) FROM Rating AS T1 JOIN Movie AS T2 ON T1.mID = T2.mID GROUP BY T1.mID ORDER BY AVG(T1.stars) DESC LIMIT 1
SELECT "T2"."title", AVG("T1"."stars") FROM "Rating" "T1" JOIN "Movie" "T2" ON "T1"."mID" = "T2"."mID" GROUP BY "T1"."mID" ORDER BY AVG("T1"."stars") DESC FETCH FIRST 1 ROWS ONLY