Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE Tryout ( pID numeric(5,0), cName varchar(20), pPos varchar(8), decision varchar(3) )
TABLE: CREATE TABLE College ( cName varchar(20), state varchar(2), enr numeric(5,0) )
TABLE: CREATE TABLE Player ( pID numeric(5,0), pName varchar(20), yCard varchar(3), HS numeric(5,0) )

### Question ###
What is minimum hours of the students playing in different position. Plot them as bar chart.

### Accurate SQL ###

SELECT pPos, MIN(T2.HS) FROM Tryout AS T1 JOIN Player AS T2 ON T1.pID = T2.pID GROUP BY pPos