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【071考试】最新OCP认证071考试题库整理-第12题

【071考试】最新OCP认证071考试题库整理-第12题

来源:CUUG培训-优技培训    更新时间:2019/5/21 9:42:43    阅读次数:

071考试题库之前是比较稳定的,但随着Oracle的调整,071考试不断的增加新的考题,增加了考试的难度,所以我们专门收集整理了这些考试,并对这些考题进行解析,希望可以对考生有帮助。

每周五晚8点,我们有免费的OCP解析公开课,地址:https://ke.qq.com/course/326223  OCP题库交流群:1015267481,验证ocp

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071考试-第12题、choose the best answer

Evaluate the following query:

SQL> SELECT promo_name || q'{'s start date was \}' || promo_begin_date

AS "Promotion Launches"

FROM promotions;

What would be the outcome of the above query?

A) It produces an error because the data types are not matching.

B) It executes successfully and displays the literal "{'s start date was \} " for each row in the output.

C) It executes successfully and introduces an 's at the end of each promo_name in the output.

D) It produces an error because flower braces have been used.

Answer:B

(执行结果如下:

Promotion Launches

---------------------------------------------------------------

NO PROMOTION #'s start date was \01-1 月 -99

newspaper promotion #16-108's start date was \23-12 月-00

)

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