OCP考试题库以前是比较稳定的,但在2018年随着oracle的调整,不断的有新题出现,增加考试的难度,对此,我们专门收集整理了071的考试真题,分享给大家。
--------------------------------------------
071题库分享-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)
-----------------------------------------------
OCP解析公开课时间:【每周五晚8点】
OCP解析公开课地址:https://ke.qq.com/course/326223
OCP解析群资料分享:1015267481 验证:ocp
另外,除了OCP公开课,OCM题库直播也同步进行中,OCM最新题库大爆料-【每周四晚8点】,【微信群直播】,可以联系咨询老师进群参与