下列SQL语句中，能够实现“收回用户ZHAO对学生表（STUD）中学号（XH） 的修改权”这一功能的是（）A、REVOKE UPDATE(XH) ON TABLE FROM ZHAOB、REVOKE UPDATE(XH) ON TABLE FROM PUBLICC、REVOKE UPDATE(XH) ON STUD FROM ZHAOD、REVOKE UPDATE(XH) ON STUD FROM PUBLIC
下列SQL语句中，能够实现“收回用户ZHAO对学生表（STUD）中学号（XH） 的修改权”这一功能的是（）
- A、REVOKE UPDATE(XH) ON TABLE FROM ZHAO
- B、REVOKE UPDATE(XH) ON TABLE FROM PUBLIC
- C、REVOKE UPDATE(XH) ON STUD FROM ZHAO
- D、REVOKE UPDATE(XH) ON STUD FROM PUBLIC
相关考题：
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在学生选课表SC中，查询选修了3号课程的学生的学号(XH)及其成绩(CJ)。查询结果按分数的降序排列。实现该功能的正确SQL语句是( )。A．SELECT XH,CJ FROM SC WHERE CH='3'ORDER BY CJ DESCB．SELECT XH,CJ FROM SC WHERE CH='3'ORDER BY CJ ASCC．SELECT XH,CJ FROM SC WHERE CH='3'GROUP BY CJ DESCD．SELECT XH,CJ FROM SC WHERE CH='3'GROUP BY CJ ASC
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在学生选课表(SC) 中，查询选修了3号课程(课程号CH)的学生的学号(XH)及其成绩(GD) 。查询结果按分数的降序排列。实现该功能的正确SQL语句( )。A．SELECR XH，GD FROM SC WHERE CH='3' ORDER BY GD DESC：B．SELECT XH，GD FROM SC WHERE CH='3' ORDER BY GD ASC；C．SELECT XH，GD FROM SC WHERE CH='3'GROUP BY GD DESC；D．SELECT XH，GD FROM SC WHERE CH='3' GROUP BY GD ASC；
在学生选课表(SC)中，查询选修了3号课程(课程号CH)的学生的学号(XH)及其成绩(GD)。查询结果按分数的降序排列。实现该功能的正确SQL语句A．SELECT XH，GD FROM SC： WHERE CH='3F' ORDER BY GD DESCB．SELECT XH，GD FROM SC； WHERE CH='3'ORDER BY GD ASCC．SELECT XH，GD FROM SC； WHERECH='3'GROUP BY GD DESCD．SELECTXH，GDFROMSC； WHERE CH='3'GROUP BY GD ASC
Assuming PUBLIC has been granted all privileges on table T1, which of the following statements would continue to permit any user to add rows to table T1, but not remove them?() A.REVOKE DROP ON t1 FROM PUBLICB.REVOKE UPDATE ON t1 FROM PUBLICC.REVOKE DELETE ON t1 FROM PUBLICD.REVOKE CONTROL ON t1 FROM PUBLIC
Which of the following statements is used to revoke all DML privileges on table EMPLOYEE from user TOM?() A.REVOKE ALL PRIVILEGES FROM USER tomB.REVOKE ALL ON EMPLOYEE FROM USER tomC.REVOKE EXECUTE ON EMPLOYEE FROM USER tomD.REVOKE PRIVILEGES ON EMPLOYEE FROM USER tom
实现“收回用户U4对学生表STUD中学号(XH)的修改权”这一功能的正确SQL语句是______。A．REVOKE UPDATE(XH)ON TABLE FROM U4；B．REVOKE UPDATE(XH)ON TABLE STUD FROM PUBLIC；C．REVOKE UPDATE(XH)ON TABLE STUD FROM U4；D．REVOKE ALL PRIVIL EGES ON TABLE FROM U4；
删除学生表STUD中关于学号XH必须取惟一值的约束。实现该功能的正确SQL语句是 ______。A．ALTER TABLE STUD ADD XH UNIQUEB．ALTER TABLE STUD MODIFY XHUNIQUEC．ALTER TABLE STUD DROP UNIQUE(XH)D．ALTER TABLE STUD MODIFY UNIQUE(XH)
下列SQL语句中，能够实现“收回用户ZHAO对学生表（STUD）中学号（XH）的修改权”这一功能的是（ ）。A.REVOKE UPDATE（XH）ON STUD TO ZHAOB.REVOKE UPDATE（XH）ON STUD TO PUBLICC.REVOKE UPDATE（XH）ON STUD FROM ZHAOD.REVOKE UPDATE（XH）ON STUD FROM PUBLIC
下列SQL语句中，能够实现“收回用户ZHAO对学生表(STUD)中学号(XH)的修改权”这一功能的是()。A.REVOKEUPDATE(XH)ONTABLEFROMZHAOB.REVOKEUPDATE(XH)ONTABLEFROMPUBLICC.REVOKEUPDATE(XH)ONSTUDFROMZHAOD.REVOKEUPDATE(XH)ONSTUDFROMPUBLIC
在学生选课表（SC）中，查询选修了3号课程（课程号CH）的学生的学号（XH）及其成绩（GD）。查询结果按分数的降序排列。实现该功能的正确SQL语句是（）A、SELECT XH，GD FROM SC WHERE CH=rsquo；3rsquo；ORDER BY GDDESCB、SELECT XH，GD FROM SC WHERE CH=rsquo；4rsquo；ORDER BY GDASCC、SELECT XH，GD FROM SC WHERE CH=rsquo；5rsquo；GROUP BY GDDESCD、SELECT XH，GD FROM SC WHERE CH=rsquo；6rsquo；GROUP BY GDASC
Which of the following statements is used to prevent user TOM from adding and deleting data in table TAB1?（）A、REVOKE ADD, DELETE FROM USER tom ON TABLE tab1B、REVOKE ADD, DELETE ON TABLE tab1 FROM USER tomC、REVOKE INSERT, DELETE FROM USER tom ON TABLE tab1D、REVOKE INSERT, DELETE ON TABLE tab1 FROM USER tom
Which of the following statements is used to revoke all DML privileges on table EMPLOYEE from user TOM?（）A、REVOKE ALL PRIVILEGES FROM USER tomB、REVOKE ALL ON EMPLOYEE FROM USER tomC、REVOKE EXECUTE ON EMPLOYEE FROM USER tomD、REVOKE PRIVILEGES ON EMPLOYEE FROM USER tom
Assuming PUBLIC has been granted all privileges on table T1, which of the following statements would continue to permit any user to add rows to table T1, but not remove them?（）A、REVOKE DROP ON t1 FROM PUBLICB、REVOKE UPDATE ON t1 FROM PUBLICC、REVOKE DELETE ON t1 FROM PUBLICD、REVOKE CONTROL ON t1 FROM PUBLIC
The user HR owns the EMP table. The user HR grants privileges to the user SCOTT by using this command： SQL GRANT SELECT，INSERT，UPDATE ON emp TO scott WITH GRANT OPTION； The user SCOTT executes this command to grant privileges to the user JIM： SQL GRANT SELECT，INSERT，UPDATE ON hr.emp TO jim； Now， the user HR decides to revoke privileges from JIM using this command： SQL REVOKE SELECT，INSERT，UPDATE ON emp FROM jim； Which statement is true after HR issues the REVOKE command（）A、The command fails because SCOTT still has privileges.B、The command succeeds and privileges are revoked from JIM.C、The command fails because HR cannot revoke the privileges from JIM.D、The command succeeds and only HR has the privilege to perform the SELECT， INSERT， and UPDATEoperations on the EMP table.
单选题下列SQL语句中，能够实现“收回用户ZHAO对学生表（STUD）中学号（XH） 的修改权”这一功能的是（）AREVOKE UPDATE(XH) ON TABLE FROM ZHAOBREVOKE UPDATE(XH) ON TABLE FROM PUBLICCREVOKE UPDATE(XH) ON STUD FROM ZHAODREVOKE UPDATE(XH) ON STUD FROM PUBLIC