【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 ...
A.
Use the DESCRIBE command in 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.
【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 ...
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.