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

Draw a bar chart of founder versus sum revenue, sort from low to high by the Y.
SELECT Founder, SUM(Revenue) FROM Manufacturers GROUP BY Founder ORDER BY SUM(Revenue)
SELECT "Founder", SUM("Revenue") FROM "Manufacturers" GROUP BY "Founder" ORDER BY SUM("Revenue") NULLS FIRST