SELECT practice_artists.artist
FROM practice_artists, practice_cds, practice_holder
WHERE practice_cds.title =  'Raising Hell'
AND practice_cds.id = practice_holder.cdid
AND practice_artists.id = practice_holder.artistid


SELECT joins_customers.name
FROM joins_customers, joins_orders
WHERE joins_customers.customer_id = joins_orders.customer_id
AND joins_orders.product =  'Printer'

//inner join

SELECT joins_customers.name,joins_orders.product
from joins_customers
inner join joins_orders
on joins_customers.customer_id = joins_orders.customer_id
