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

Return a bar chart on what is the total revenue of each manufacturer?, could you sort by the bars from high to low?
SELECT Name, SUM(Revenue) FROM Manufacturers GROUP BY Name ORDER BY Name DESC
SELECT "Name", SUM("Revenue") FROM "Manufacturers" GROUP BY "Name" ORDER BY "Name" DESC NULLS LAST