CREATE TABLE table_56868 ("Player" TEXT, "Height" TEXT, "School" TEXT, "Hometown" TEXT, "College" TEXT, "NBA Draft" TEXT)

The person with a Height of 6-8 went to which School?
SELECT "School" FROM table_56868 WHERE "Height" = '6-8'
SELECT "School" FROM "table_56868" WHERE "Height" = '6-8'