“把查询SC表和更新SC表的grade列的权限授予用户user”的正确SQL语句是( )。
A: GRANT SELECT sc．UPDATE sc.grade TO user
B: GRANT SELECT,UPDATE(grade)ON TABLE sc TO user
C: GRANT SELECT,UPDATE ON TABLE sc．grade TO user
D: GRANT SELECT ON TABLE sc，UPDATE ON TABLE sc(grade)TO user
A: GRANT SELECT sc．UPDATE sc.grade TO user
B: GRANT SELECT,UPDATE(grade)ON TABLE sc TO user
C: GRANT SELECT,UPDATE ON TABLE sc．grade TO user
D: GRANT SELECT ON TABLE sc，UPDATE ON TABLE sc(grade)TO user
举一反三
- “把查询sc表和更新sc表的grade列的权限受予用户user1”的正确SQL语句是（）。 A: GRANT SELECT, UPDATE(gradON TABLE sc TO user1 B: GRANT SELECT sc, UPDATE sc, grade TO user1 C: GRANT SELECT, UPDATE ON TABLE s grade TO user1 D: GRANT SELECT ON TABLE sc, UPDATE ON TABLE sc(grad TO user1
- 将查询SC表的权限授予用户U1，并允许该用户再将此权限授予其他用户。实现此功能的正确SQL语句是______。 A: GRANT SELECT TO TABLE SC ON U1 WITH PUBLIC B: GRANT SELECT ON TABLE SC TO U1 WITH PUBLIC C: GRANT SELECT TO TABLE SC ON U1 WITH GRANT OPTION D: GRANT SELECT ON TABLE SC TO U1 WITH GRANT OPTION
- 下面SQL命令的作用是（ ）。GRANT UPDATE(grade) ON SC TO U4WITH GRANT OPTION A: 把对表SC的grade列的UPDATE权限授予U4用户 B: 把对表SC的grade列的UPDATE权限授予U4用户，并允许他再将此权限授予其他用户 C: 把对表SC的UPDATE权限授予U4用户
- 将查询SC表的权限授予用户U1，并允许该用户将此权限授予其他用户。实现该功能的 SQL语句是______。 A: A) GRANT SELECT TO SC U1 WITH PUBLIC B: B) GRANT SELECT ON SC TO U1 WITH PUBLIC C: C) GRANT SELECT TO SC ON U1 WITH GRANT OPTION D: D) GRANT SELECT ON SC TO U1 WITH GRANT OPTION
- 下列SQL语句中,能够实现“将查询SC表的权限授予用户U1,并允许该用户将此权限授予其他用户”这一功能的是( ) A: GRANT SELECT TO SC ON U1 WITH PUBLIC B: GRANT SELECT ON SC TO U1 WITH PUBLIC C: GRANT SELECT TO SC ON U1 WITH GRANT OPTION D: GRANT SELECT ON SC TO U1 WITH GRANT OPTION