CREATE TABLE player (pid NUMBER, pname CLOB, ycard CLOB, hs NUMBER)
CREATE TABLE college (cname CLOB, state CLOB, enr NUMBER)
CREATE TABLE tryout (pid NUMBER, cname CLOB, ppos CLOB, decision CLOB)

Find the players whose names contain letter 'a'.
SELECT DISTINCT pname FROM player WHERE pname LIKE '%a%'
SELECT DISTINCT "pname" FROM "player" WHERE "pname" LIKE '%a%'