CREATE TABLE table_3 ("Player" TEXT, "No." TEXT, "Nationality" TEXT, "Position" TEXT, "Years in Toronto" TEXT, "School/Club Team" TEXT)

how many schools or teams had jalen rose
SELECT COUNT("School/Club Team") FROM table_3 WHERE "Player" = 'Jalen Rose'
SELECT COUNT("School/Club Team") FROM "table_3" WHERE "Player" = 'Jalen Rose'