单项选择题
A.REVOKE SELECT FROM user2 ON TABLE org.tab1
B.REVOKE SELECT ON TABLE org.tab1 FROM user2
C.REVOKE READ ACCESS FROM user2 ON TABLE org.tab1
D.REVOKE READ ACCESS ON TABLE org.tab1 FROM user2
单项选择题 On which of the following database objects may the SELECT privilege be controlled?（）
单项选择题 A "trusted" client needs to communicate with a server that has been configured to use CLIENT authentication. Which of the following will be used to verify passwords?（）
单项选择题 Which of the following statements is used to grant user TOM and Application team APPGRP the ability to add data to table TAB1?（）