A.系統(tǒng)權(quán)限是針對(duì)某個(gè)對(duì)象的權(quán)限，對(duì)象權(quán)限不與數(shù)據(jù)庫中的某個(gè)對(duì)象關(guān)聯(lián)
B.系統(tǒng)權(quán)限和對(duì)象權(quán)限都是針對(duì)某個(gè)對(duì)象操作的權(quán)限
C.系統(tǒng)權(quán)限和對(duì)象權(quán)限都不與具體的對(duì)象關(guān)聯(lián)
D.系統(tǒng)權(quán)限不與數(shù)據(jù)庫中的對(duì)象關(guān)聯(lián)，對(duì)象權(quán)限是針對(duì)某個(gè)對(duì)象操作的權(quán)限