How many exhibitions has each artist had?
SELECT T2.name ,  count(*) FROM exhibition AS T1 JOIN artist AS T2 ON T1.artist_id  =  T2.artist_id GROUP BY T1.artist_id
SELECT T2.name ,  count(*) FROM exhibition AS T1 JOIN artist AS T2 ON T1.artist_id  =  T2.artist_id GROUP BY T1.artist_id
[{'Name': 'Vijay Singh', 'count(*)': 2}, {'Name': 'John Daly', 'count(*)': 1}, {'Name': 'Paul Azinger', 'count(*)': 1}, {'Name': 'Jeff Sluman', 'count(*)': 1}, {'Name': 'Nick Price', 'count(*)': 1}]