มีผู้เล่นจาก Purdue กี่คน?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
How many players are from Purdue?It is not neccessary to use all the tables.
 table_26077092_7:  (player [ VARCHAR ] college [ VARCHAR) ]
SELECT COUNT(player) FROM table_26077092_7 WHERE college = "Purdue"