SELECT Name FROM ARTIST EXCEPT SELECT T2.Name FROM ALBUM AS T1 JOIN ARTIST AS T2 ON T1.ArtistId  =  T2.ArtistId
What are the names of artists who have not released 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 as t1 join artist as t2 on t1 . artistid = t2 . artistid
What are the names of artists who have not released any albums ?