试题详情
- 单项选择题User Mary has a view called EMP_DEPT_LOC_VU that was created based on the EMPLOYEES, DEPARTMENTS, and LOCATIONS tables. She has the privilege to create a public synonym, and would like to create a synonym for this view that can be used by all users of the database. Which SQL statement can Mary use to accomplish that task?()
A、CREATE PUBLIC SYNONYM EDL_VU ON emp_dept_loc_vu
B、CREATE PUBLIC SYNONYM EDL:VU FOR mary (emp_dept_loc_vu);
C、CREATE PUBLIC SYNONYM EDL_VU FOR emp _dept_loc_vu;
D、CREATE SYNONYM EDL_VU ON emp_dept_loc_vu FOR EACH USER;
E、CREATE SYNONYM EDL_VU FOR EACH USER ON emp_dept_loc_vu
F、CREATE PUBLIC SYNONYM EDL_VU ON emp_dept_loc_vu FOR ALL USERS;
- A
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