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071考试题库-第38题、choose two

View the Exhibit and examine the structure of ORDER_ITEMS and ORDERS tables.

You need to remove from the ORDER_ITEMS table those rows that have an order status of 0 or 1 in the ORDERS table.

Which two DELETE statements are valid? (Choose two.)

A) DELETE

FROM order_items

WHERE order_id IN (SELECT order_id

FROM orders

WHERE order_status in (0,1));

B) DELETE *

FROM order_items

WHERE order_id IN (SELECT order_id

FROM orders

WHERE order_status IN (0,1));

C) DELETE

FROM (SELECT * FROM order_items i,orders o

WHERE i.order_id = o.order id AND order_status IN (0,1));

D) DELETE FROM order_items i

WHERE order_id = (SELECT order_id FROM orders o

WHERE i.order_id = o.order_id AND order_status IN (0,1));

Answer：AC

(解析：B 和 C 语法不对，可以实验，都会报错)