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Which SQL statement would you use to remove a view called EMP_DEPT_VU from your schema?()

  • A、DROP emp_dept_uv;
  • B、DELETE emp_dept_uv;
  • C、REMOVE emp_dept_uv;
  • D、DROP VIEW emp_dept_uv;
  • E、DELETE VIEW emp_dept_uv;
  • F、REMOVE VIEW emp_dept_uv;

参考答案

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考题 单选题Which SQL statement would you use to remove a view called EMP_DEPT_VU from your schema?()A DROP emp_dept_uv;B DELETE emp_dept_uv;C REMOVE emp_dept_uv;D DROP VIEW emp_dept_uv;E DELETE VIEW emp_dept_uv;F REMOVE VIEW emp_dept_uv;

考题 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 create.) How do you obtain the definition of the view? ()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.

考题 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

考题 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.