【OCP-12c】CUUG 071題庫考試原題及答案解析(14)
阿新 • • 發佈:2019-02-18
ans ali and -m order pda structure stat date 14、(6-13) choose the best answer:
View the Exhibit and examine the structure of the ORDERS table.
Which UPDATE statement is valid?
View the Exhibit and examine the structure of the ORDERS table.
Which UPDATE statement is valid?
A) UPDATE orders
SET order_date = ‘12-mar-2007‘
AND order_total = TO_NUMBER(NULL)
WHERE order_id = 2455;
B) UPDATE orders
SET order_date = ‘12-mar-2007‘,
order_total = NULL
WHERE order_id = 2455;
C) UPDATE orders
SET order_date = TO DATE(‘12-mar-2007‘,‘dd-mon-yyyy‘),
SET order_total = TO NUMBER(NULL)
WHERE order_id = 2455;
D) UPDATE orders
SET order_date = ‘12-mar-2007‘,
order_total IS NULL
WHERE order_id = 2455;
Answer:D
(解析:註意語法)
【OCP-12c】CUUG 071題庫考試原題及答案解析(14)