首页 > 数据库技术 > 详细

【ocp-12c】最新Oracle OCP-071考试题库(38题)

时间:2019-02-26 16:22:13      阅读:179      评论:0      收藏:0      [点我收藏+]
38.choose the best answer

View the Exhibit and examine the data in the PROMOTIONS table.

PROMO_BEGIN_DATE is stored in the default date format, dd-mon-rr.

You need to produce a report that provides the name,cost,and start date of all promos

in the POST category that were launched before January 1, 2000.

Which SQL statement would you use?

A) SELECT promo_name, promo_cost, promo_begin_date

FROM promotions

WHERE promo_category LIKE ‘%post%‘ AND promo_begin_date < ‘1-JAN-00‘;

B) SELECT promo_name, promo_cost, promo_begin_date

FROM promotions

WHERE promo_category = ‘post‘ AND promo_begin_date < ‘01-01-00‘;

C) SELECT promo_name, promo_cost, promo_begin_date

FROM promotions

WHERE promo_cost LIKE ‘post%‘ AND promo_begin_date < ‘01-01-2000‘;

D) SELECT promo_name, promo_cost, Promo_begin_date

FROM promotions

WHERE promo_category LIKE ‘p%‘ AND promo_begin_date < ‘1-JANUARY-00‘;

Answer:A

(解析:因为日期的默认格式是 dd-mon-yy,所以 January 1, 2000 转换成匹配的格式为

01-jan-00

)

【ocp-12c】最新Oracle OCP-071考试题库(38题)

原文:https://blog.51cto.com/13854012/2355111

(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!