CREATE TABLE table_203_590 (id NUMBER, "date" CLOB, "venue" CLOB, "opponents" CLOB, "score" CLOB, "competition" CLOB, "scotland scorer ( s ) " CLOB)

against which opponent did scotland have no scorers ?
SELECT "opponents" FROM table_203_590 WHERE "score" = 0
SELECT "opponents" FROM "table_203_590" WHERE "score" = 0