A.GRANT SELECT,UPDATE(grade)ON TABLE sc TOuser1 B.GRANT SELECT sc,UPDATE sc,grade TO user1 C.GRANT SELECT,UPDATE ON TABLE sc.grade TO user1 D.GRANT SELECT ON TABLE sc,UPDATE ON TABLE sc(grade)TO user1
A.FROM B.WHERE C.GROUP BY D.ORDER BY
A.數(shù)據(jù)定義功能 B.數(shù)據(jù)操縱功能 C.數(shù)據(jù)維護(hù)功能 D.數(shù)據(jù)控制功能
A.數(shù)據(jù)字典 B.系統(tǒng)緩沖區(qū) C.數(shù)據(jù)存儲(chǔ)區(qū) D.以上三個(gè)結(jié)構(gòu)中都有
A.進(jìn)行需求分析 B.設(shè)計(jì)數(shù)據(jù)庫(kù)管理系統(tǒng) C.設(shè)計(jì)數(shù)據(jù)庫(kù)邏輯結(jié)構(gòu) D.設(shè)計(jì)數(shù)據(jù)庫(kù)物理結(jié)構(gòu)
A.視圖(view) B.索引(index) C.游標(biāo)(cursor) D.表(table)
A.ProcessAnalyst B.DataArchitect C.AppModeler D.MetaWorks
A.僅Ⅰ B.僅Ⅱ C.Ⅰ和Ⅲ D.都違反