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

Display a bar chart for what is the total revenue of companies started by founder?, and display X in desc order.
SELECT Founder, SUM(Revenue) FROM Manufacturers GROUP BY Founder ORDER BY Founder DESC
SELECT "Founder", SUM("Revenue") FROM "Manufacturers" GROUP BY "Founder" ORDER BY "Founder" DESC NULLS LAST