how many exhibition are presented on the table
select count ( * ) from exhibition
ok fine then list out the artists name
select name from artist
what is the age of Vijay Singh
select age from artist where name = "Vijay Singh"
what is the highest ticket price on the table
select ticket_price from exhibition order by ticket_price desc limit 1
What is the theme and artist name for the exhibition with a ticket price higher than the average?"
select t1.theme, t2.name from exhibition as t1 join artist as t2 on t1.artist_id = t2.artist_id where t1.ticket_price > ( select avg ( ticket_price ) from exhibition )