CREATE TABLE Manufacturers (Code NUMBER, Name VARCHAR2, Headquarter VARCHAR2, Founder VARCHAR2, Revenue FLOAT)
CREATE TABLE Products (Code NUMBER, Name VARCHAR2, Price NUMBER, Manufacturer NUMBER)

Find the total revenue of companies of each founder Visualize by bar chart, and show x axis 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