Select the name of all products.
select name from products
which one is the most expensive?
select name from products order by price desc limit 1
also show its price.
select name, price from products order by price desc limit 1
how about the products with a price larger than or equal to 180?
select name, price from products where price >= 180
sort the result by price (in descending order).
select name, price from products where price >= 180 order by price desc
then order by name  (in ascending order).
select name, price from products where price >= 180 order by price desc, name asc