CREATE TABLE Products (Code INT, Name VARCHAR, Price DECIMAL, Manufacturer INT)
CREATE TABLE Manufacturers (Code INT, Name VARCHAR, Headquarter VARCHAR, Founder VARCHAR, Revenue FLOAT)

A visualization to show the headquarter and revenue of all manufacturers sorted by their revenue in the descending order.
SELECT Headquarter, Revenue FROM Manufacturers ORDER BY Revenue DESC
SELECT "Headquarter", "Revenue" FROM "Manufacturers" ORDER BY "Revenue" DESC NULLS LAST