首页 > 其他 > 详细

【12c OCP】CUUG OCP认证071考试原题解析(34)

时间:2019-02-25 11:05:31      阅读:155      评论:0      收藏:0      [点我收藏+]
34.choose two

View the Exhibit and examine the structure of the PRODUCT_INFORMATION and INVENTORIES tables.

You have a requirement from the supplies department to give a list containing PRODUCT_ID, SUPPLIER_ID, and QUANTITY_ON_HAND for all the products where in QUANTITY_ON_HAND is less than five.

Which two SQL statements can accomplish the task? (Choose two.)

A) SELECT product_id, quantity_on_hand,supplier_id

FROM product_information

NATURAL JOIN inventories AND quantity_on_hand < 5;

B) SELECT i.product_id, i.quantity_on_hand,pi.supplier_id

FROM product_information pi JOIN inventories i

ON (pi.product_id=i.product_id) AND quantity_on_hand < 5;

C) SELECT i.product_id, i.quantity_on_hand,pi.supplier_id

FROM product_information pi JOIN inventories i

USING (product_id) AND quantity_on_hand < 5;

D) SELECT i.product_id, i.quantity_on_hand,pi.supplier_id

FROM product_information pi JOIN inventories i

ON (pi.product_id=i.product_id)

WHERE quantity_on_hand < 5;

Answer:BD

(解析:AC 语法不对,执行时显示 ORA-00933: SQL 命令未正确结束

类似的语句:

1、

select d.deptno,d.dname,e.empno,e.ename,e.sal

from emp e join dept d

on (e.deptno=d.deptno)

where sal < 3000;)

2、

select d.deptno,d.dname,e.empno,e.ename,e.sal

from emp e join dept d

on (e.deptno=d.deptno) and sal < 3000;

【12c OCP】CUUG OCP认证071考试原题解析(34)

原文:https://blog.51cto.com/13854012/2354300

(0)
(0)
   
举报
评论 一句话评论(0
关于我们 - 联系我们 - 留言反馈 - 联系我们:wmxa8@hotmail.com
© 2014 bubuko.com 版权所有
打开技术之扣,分享程序人生!