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【第22题】OCP认证1Z0-071最新考试题库及答案

来源：优技培训时间：

071考试不仅是OCP11g的考试科目，同时也是OCP 12c的考试科目，所以关心071考题的同学有很多，对此我们专门收集整理了近期071考试的原题，并对这些考题进行讲解，希望帮助广大考生顺利通过071考试。

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071考题解析-第22题、choose the best answer:

View the Exhibit and examine the structure of the CUSTOMERS table.

CUSTOMER_VU is a view based on CUSTOMERS_BR1 table which has the same structure as CUSTOMERS table.

CUSTOMERS needs to be updated to reflect the latest information about the customers.

What is the error in the following MERGE statement?

MERGE INTO customers c

USING customer_vu cv

ON (c.customer_id = cv.customer_id)

WHEN MATCHED THEN

UPDATE SET

c.customer_id = cv.customer_id,

c.cust_name = cv.cust_name,

c.cust_email = cv.cust_email,

c.income_level = cv.income_level

WHEN NOT MATCHED THEN

INSERT VALUES(cv.customer_id,cv.cust_name,cv.cust_email,cv.income_level)

WHERE cv.income_level >100000;

A) The INTO clause is misplaced in the command.

B) The WHERE clause cannot be used with INSERT.

C) CUSTOMER_VU cannot be used as a data source.

D) The CUSTOMER_ID column cannot be updated.

Answer:D

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