（91）View the Exhibit and examine the structure of the PROMOTIONS table. Which two SQL statements would execute successfully? (Choose two.)

A.

UPDATE promotions

SET promo_cost = promo_cost + 100

WHERE TO_CHAR(promo_end_date, 'yyyy') > '2000';

B.

SELECT promo_begin_date FROM promotions

WHERE TO_CHAR(promo_begin_date,'mon dd yy')='jul 01 98';

C.

UPDATE promotions

SET promo_cost = promo_cost + 100

WHERE promo_end_date > TO_DATE(SUBSTR('01-JAN-2000',8));

D.

SELECT TO_CHAR(promo_begin_date,'dd/month') FROM promotions

WHERE promo_begin_date IN (TO_DATE('JUN 01 98'), TO_DATE('JUL 01 98'));

答案：（A、B）

解析：

题目本身有问题

D，也可以执行

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OCP 1Z0-051-91