View the Exhibit and examine the disk groups created at the time of migrating the database storage to Automatic Storage Management (ASM). Why does the FRA disk group initially have more free space even though both DATA and FRA disk groups are provided with the same size?()
第1题:
A.View In Table
B.View In Grid
C.View In GridChart
D.View In Map
E.View In Statistic
第2题:
选择下面哪一个命令,可以在工作时获得最好的视觉效果()
A.“View-SimpleWireframe”
B.“View-Wireframe”
C.“View-Draft”
D.“View-Enhanced”
第3题:
What does"a bird's-eye view"mean?
A. See a view with a bird' s eyes.
B. A bird looks at a beautiful view.
C. It is a general view from a high position.
D. If is a scenic place.
第4题:
删除视图salary的命令是 A) DROP salary VIEW B)DROP VIEW salary C)DELETE salary VIEW D)DELETE salary
第5题:
A. You cannot update a view with group functions.
B. When you update a view group functions are automatically computed.
C. When you update a view only the constraints on the underlying table will be in effect.
D. When you update a view the constraints on the views always override the constraints on the underlying tables.
第6题:
A.the structural view
B.the functional view and the interactional view
C.the structural view and the interactional view
D.the functional view and the interactional view
第7题:
在数据库已打开的情况下,利用SQL命令从学生表中派生出含有“学号”、“姓名”和“年龄”字段的视图,下列语句正确的是
A.CREATE VIEW xs_view AS; SELECT学号,姓名,年龄FROM学生表
B.CREATE VIEW xs_view; SELECT学号,姓名,年龄FROM学生表
C.CREATE VIEW xs_view AS; (SELECT学号,姓名,年龄FROM学生表)
D.CREATE VIEW xs_view; (SELECT学号,姓名,年龄FROM学生表)
第8题:
A.View In Grid
B.View In GridChart
C.View In Table
D.View In Statistic
第9题:
A. Create a table view.
B. Create a view in any schema.
C. Create a view in your schema.
D. Create a sequence view in any schema.
E. Create a view that is accessible by everyone.
F. Create a view only of it is based on tables that you created.
第10题:
修改本地视图的命令是
A) OPEN VIEW B)CREATE VIEW
C)USE VIEW D)MODIFY VIEW