OCP 1Z0 051 QUESTION NO: 60
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QUESTION NO: 60
View the Exhibit and examine the structure of the CUSTOMERS and CUST_HISTORY tables.
The CUSTOMERS table contains the current location of all currently active customers. The
CUST_HISTORY table stores historical details relating to any changes in the location of all current
as well as previous customers who are no longer active with the company.
You need to find those customers who have never changed their address.
Which SET operator would you use to get the required output?
A. INTERSECT
B. UNION ALL
C. MINUS
D. UNION
View the Exhibit and examine the structure of the CUSTOMERS and CUST_HISTORY tables.
The CUSTOMERS table contains the current location of all currently active customers. The
CUST_HISTORY table stores historical details relating to any changes in the location of all current
as well as previous customers who are no longer active with the company.
You need to find those customers who have never changed their address.
Which SET operator would you use to get the required output?
A. INTERSECT
B. UNION ALL
C. MINUS
D. UNION
Answer: C
与正式题库151重复
http://blog.csdn.net/jgmydsai/article/details/27794325
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