CREATE TABLE College (cName VARCHAR, state VARCHAR, enr DECIMAL)
CREATE TABLE Player (pID DECIMAL, pName VARCHAR, yCard VARCHAR, HS DECIMAL)
CREATE TABLE Tryout (pID DECIMAL, cName VARCHAR, pPos VARCHAR, decision VARCHAR)

Visualize a bar chart about the distribution of state and enr .
SELECT state, enr FROM College ORDER BY enr
SELECT "state", "enr" FROM "College" ORDER BY "enr" NULLS FIRST