A.WITH GRANT OPTION B.WITH READ ONLY C.WITH CHECK OPTION D.WITH CHECK ONLY
A.執(zhí)行游標 B.執(zhí)行SQL語句的UPDATE語句 C.對要更新表的列進行加鎖 D.都不對
A.rec_abc(1) B.rec_abc(1).col C.rec_abc.col D.rec_abc.first()