CREATE TABLE table_204_707 (id NUMBER, "year" NUMBER, "english title" CLOB, "chinese title" CLOB, "director" CLOB, "role" CLOB)

how many films did zhao dan star in before 1949 ?
SELECT COUNT(*) FROM table_204_707 WHERE "year" < 1949
SELECT COUNT(*) FROM "table_204_707" WHERE "year" < 1949