CREATE TABLE ALBUM (ArtistId VARCHAR2)
CREATE TABLE ARTIST (Name VARCHAR2)

Find the names of artists that do not have any albums.
SELECT Name FROM ARTIST EXCEPT SELECT T2.Name FROM ALBUM AS T1 JOIN ARTIST AS T2 ON T1.ArtistId = T2.ArtistId
SELECT "Name" FROM "ARTIST" EXCEPT SELECT "T2"."Name" FROM "ALBUM" "T1" JOIN "ARTIST" "T2" ON "T1"."ArtistId" = "T2"."ArtistId"