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【071题库】最新OCP-071考试题库解析-第27题

【071题库】最新OCP-071考试题库解析-第27题

071考试是OCP考试科目的一种,由于071考题多变,我们专门收集整理了最新的考试题库,并对这些考题进行讲解,希望可以帮助广大考生。

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071题库-第27题、choose the best answer:

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

Evaluate the following SQL statement:

SQL> SELECT cust_city, COUNT(cust_last_name)

FROM customers

WHERE cust_credit_limit > 1000

GROUP BY cust_city

HAVING AVG(cust_credit_limit) BETWEEN 5000 AND 6000;

Which statement is true regarding the outcome of the above query?

A) It executes successfully.

B) It returns an error because WHERE and HAVING clauses cannot be used in the same SELECT statement.

C) It returns an error because WHERE and HAVING clauses cannot be used to apply conditions on the same column.

D) It returns an error because the BETWEEN operator cannot be used in the HAVING clause.

Answer:A

(验证过)

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