CREATE TABLE school_performance (School_Id NUMBER, School_Year CLOB, Class_A CLOB, Class_AA CLOB)
CREATE TABLE school (School_ID NUMBER, School CLOB, Location CLOB, Enrollment FLOAT, Founded FLOAT, Denomination CLOB, Boys_or_Girls CLOB, Day_or_Boarding CLOB, Year_Entered_Competition FLOAT, School_Colors CLOB)
CREATE TABLE player (Player_ID NUMBER, Player CLOB, Team CLOB, Age NUMBER, Position CLOB, School_ID NUMBER)
CREATE TABLE school_details (School_ID NUMBER, Nickname CLOB, Colors CLOB, League CLOB, Class CLOB, Division CLOB)

For each denomination, return the denomination and the count of schools with that denomination. Visualize by pie chart.
SELECT Denomination, COUNT(*) FROM school GROUP BY Denomination
SELECT "Denomination", COUNT(*) FROM "school" GROUP BY "Denomination"