CREATE TABLE table_54597 ("Player" TEXT, "Position" TEXT, "School" TEXT, "Hometown" TEXT, "College" TEXT)

What is the college for the player that went to ridge community high school and is defensive back?
SELECT "College" FROM table_54597 WHERE "Position" = 'defensive back' AND "School" = 'ridge community high school'
SELECT "College" FROM "table_54597" WHERE "Position" = 'defensive back' AND "School" = 'ridge community high school'