用Tran-SQL语句实现权限管理时，收回用户user1对Orders表的查询权限。下列收回权限语句正确的是： 。
A: GRANT SELECT on Orders from user1
B: REVOKE SELECT on Orders from user1
C: GRANT SELECT on Orders to user1
D: REVOKE SELECT on Orders to user1
A: GRANT SELECT on Orders from user1
B: REVOKE SELECT on Orders from user1
C: GRANT SELECT on Orders to user1
D: REVOKE SELECT on Orders to user1
举一反三
- 用Tran-SQL语句实现权限管理时，授予用户user1对Orders表的插入权限。下列授权语句正确的是 。 A: GRANT INSERT on Orders B: GRANT INSERT to user1 C: GRANT INSERT to Orders on user1 D: GRANT INSERT on Orders to user1
- 用SQL语句实现权限管理时,授予用户user1对orders表的插入权限。下列授权语句正确的是( )。 A: GRANT INSERT to orders on user1 B: GRANT INSERT to user1 on orders C: GRANT INSERT on orders to user1 D: GRANT INSERT on orders
- 在SQL Server中实现权限管理时，授予用户user1对Orders表的插入权限。下列授权语句正确的是 A: GRANT INSERT to Orders on user1 B: GRANT INSERT to user1 C: GRANT INSERT on Orders D: GRANT INSERT on Orders to user1
- 使用GRANT语句创建用户名为user1、密码为123,并授予该用户对chapter08.student表有查询权限。 下面选项中,能实现上述功能的语句是 A: GRANT SELECT ON chapter08.student FOR 'user1'@'localhost' IDENTIFIED BY '123'; B: GRANT USER SELECT ON chapter08.student TO 'user1'@'localhost' IDENTIFIED BY '123'; C: GRANT USER SELECT ON chapter08.student 'user1'@'localhost' IDENTIFIED BY '123'; D: GRANT SELECT ON chapter08.student TO 'user1'@'localhost' IDENTIFIED BY '123';
- 用Tran-SQL语句实现权限管理时，收回用户user1对Orders表的查询权限。下列收回权限语句正确的是： 。