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

A bar chart about what is minimum hours of the students playing in different position?, order from high to low by the Y.
SELECT pPos, MIN(T2.HS) FROM Tryout AS T1 JOIN Player AS T2 ON T1.pID = T2.pID GROUP BY pPos ORDER BY MIN(T2.HS) DESC
SELECT "pPos", MIN("T2"."HS") FROM "Tryout" AS "T1" JOIN "Player" AS "T2" ON "T1"."pID" = "T2"."pID" GROUP BY "pPos" ORDER BY MIN("T2"."HS") DESC NULLS LAST