ocp题库怎么背:11g-051-V9.02-第187题
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ocp题库怎么背:11g-051-V9.02-第187题,完整题库请点击这里联系老师咨询了解
187.Examine the statement:
Create synonym emp for hr.employees;
What happens when you issue the statement?
A. An error is generated.
B. You will have two identical tables in the HR schema with different names.
C. You create a table called employees in the HR schema based on you EMP table.
D. You create an alternative name for the employees table in the HR schema in your own schema.
Answer: D
试题解析:
Create synonym emp for hr.employees是创建一个同义词,该同义词只能在创建的schema里面能访问
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