CREATE TABLE FACULTY (Fname VARCHAR2, Lname VARCHAR2, FacID VARCHAR2)
CREATE TABLE COURSE (Instructor VARCHAR2)

What are the first and last names of the instructors who teach the top 3 number of courses?
SELECT T2.Fname, T2.Lname FROM COURSE AS T1 JOIN FACULTY AS T2 ON T1.Instructor = T2.FacID GROUP BY T1.Instructor ORDER BY COUNT(*) DESC LIMIT 3
SELECT "T2"."Fname", "T2"."Lname" FROM "COURSE" "T1" JOIN "FACULTY" "T2" ON "T1"."Instructor" = "T2"."FacID" GROUP BY "T1"."Instructor" ORDER BY COUNT(*) DESC FETCH FIRST 3 ROWS ONLY