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View the Exhibit and examine the output. You execute the following RMAN command to perform the backup operation： RMAN> RUN { ALLOCATE CHANNEL c1 DEVICE TYPE disk MAXOPENFILES 8； BACKUP DATABASE FILESPERSET 4； } What is the multiplexing level in the preceding backup process？（）
- A、 4
- B、 8
- C、 7
- D、 0
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更多 “ View the Exhibit and examine the output. You execute the following RMAN command to perform the backup operation： RMAN RUN { ALLOCATE CHANNEL c1 DEVICE TYPE disk MAXOPENFILES 8； BACKUP DATABASE FILESPERSET 4； } What is the multiplexing level in the preceding backup process？（）A、 4B、 8C、 7D、 0” 相关考题
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单选题Choose the correct order to package and upload data for an incident to Oracle Support.（）A
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Model/View/ComponentsB
Model/View/ControllerC
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单选题You are granted the CREATE VIEW privilege. What does this allow you to do?（）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.
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单选题A view is created with the following statement:CREATE VIEW v1 AS SELECT col1, col2, col3 FROM t1 WHERE col4 1000 ; When will DB2 access the data from table T1 for view V1?（）A
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Only the first time an SQL statement is executed against view V1
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单选题Which version of a view would you use if you just want a quick， easy view within your XPage？（）A
Data Table ControlB
View ControlC
Repeat ControlD
Filter by category View Control
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单选题What is true about updates through a view? （）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.
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单选题What does the FORCE option for creating a view do?（）A
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单选题You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created. You want to look at the definition of the view (the SELECT statement on which the view was created.) How do you obtain the definition of the view?（）A
Use the DESCRIBE command on the EMP_DEPT_VU view.B
Use the DEFINE VIEW command on the EMP_DEPT_VU view.C
Use the DESCRIBE VIEW command on the EMP_DEPT_VU view.D
Query the USER_VIEWS data dictionary view to search for the EMP_DEPT_VU view.E
Query the USER_SOURCE data dictionary view to search for the EMP_DEPT_VU view.F
Query the USER_OBJECTS data dictionary view to search for the EMP_DEPT_VU view.
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