)。
A: GRANT
SELECT, UPDATE ON TABLE Student TO U4
B: REVOKE
SELECT, UPDATE ON TABLE Student FROM U4
C: GRANT
SELECT ON TABLE Student TO U4
D: REVOKE
UPDATE ON TABLE Student FROM U4
举一反三
- 将查询Student表和修改学生学号的权限授给用户U4。实现此功能的SQL语句是(<br/>)。 A: GRANT UPDATE(Sno),SELECT<br/>ON TABLE Student TO U4 ; B: GRANT UPDATE,SELECT<br/>ON TABLE Student TO U4 ; C: GRANT SELECT ON TABLE<br/>Student TO U4 ; D: GRANT UPDATE ON TABLE<br/>Student TO U4 ;
- 使角色 R1 拥有 Student 表的 SELECT、UPDATE、INSERT 权限的语句是 A: GRANT SELECT, UPDATE, INSERT ON TABLE Student to R1 B: REVOKE SELECT, UPDATE, INSERT ON TABLE Student to R1 C: AUDIT SELECT, UPDATE, INSERT ON TABLE Student to R1 D: ROLE SELECT, UPDATE, INSERT ON TABLE Student to R1
- 使角色R1 减少 SELECT 权限的语句是 A: REVOKE SELECT ON TABLE Student FROM R1 B: REVOKE SELECT ON TABLE Student TO R1 C: GRANT SELECT ON TABLE Student FROM R1 D: GRANT SELECT ON TABLE Student TO R1
- 收回所有用户对基本表STUDENT的UPDATE操作权限可由_____语句完成。 A: REVOKE UPDATE ON TABLE STUDENT FROM WANG B: REVOKE UPDATE ON STUDENT FROM WANG C: GRANT UPDATE ON STUDENT TO PUBLIC D: REVOKE UPDATE ON TABLE STUDENT FROM PUBLIC
- 使用SQL SERVER,假设U1-U5用户已存在,请将对教学(STC)数据库进行如下操作的SQL语句补充完整。 (5)把查询Student表和修改学生学号的权限授给用户U4。[br][/br] grant select, on Student to U4
内容
- 0
授予用户Mary可以修改Student表的权限,使用的SQL语句是( )。 A: GRANT UPDATE ON<br/>Student TO Mary B: GRANT UPDATE ON<br/>Mary TO Student C: GRANT UPDATE TO<br/>Mary ON Student D: GRANT UPDATE TO<br/>Student ON Mary
- 1
使角色R1减少SELECT权限的语句是( )。 A: REVOKE<br/>SELECT ON TABLE Student FROM R1
- 2
以下SQL语句不能实现要求的是() A: 把查询Student表权限授给用户U1GRANT SELECTON TABLE StudentTO U1; B: 把对表SC的查询权限授予所有用户GRANT SELECTON TABLE SCTO PUBLIC; C: 把对Student表和Course表的全部权限授予用户U2和U3GRANT ALL PRIVILIGESON TABLE Student, CourseTO U2,U3; D: 把查询Student表和修改学生学号的权限授给用户U4GRANT UPDATE, SELECTON TABLE StudentTO U4;
- 3
使角色 R1 在原来的基础上增加 Student 表的 DELETE 权限的语句是 A: GRANT DELETE ON TABLE Student FROM R1 B: GRANT DELETE ON TABLE Student TO R1 C: REVOKE DELETE ON TABLE Student FROM R1 D: REVOKE DELETE ON TABLE Student TO R1
- 4
撤销user1用户修改st表中的“姓名”字段的权限,应使用的SQL语句是(<br/>) A: REVOKE<br/>UPDATE(姓名)<br/>ON st TABLE FROM user1 B: REVOKE<br/>UPDATE(姓名)<br/>ON TABLE st FROM user1 C: REVOKE<br/>MODIFY(姓名)<br/>ON st TABLE FROM user1 D: REVOKE<br/>MODIFY(姓名)<br/>ON TABLE st FROM user1