Authorization13-01-authorization.mp4amazon13-01-q16
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Employee.name is not referenced in the SQL statement.
13-01-q26
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Privileges on only some of the employees would require creating a view. To grant modification privileges the view would need to be updatable. Views with aggregation are not updatable.
13-01-q36
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Cascade would not revoke any privileges, because the one privilege B granted (read(R) to D) was also granted by C.