A.數(shù)據(jù)傳輸加密B.確保數(shù)據(jù)符合特定規(guī)則、標(biāo)準(zhǔn)或條件C.數(shù)據(jù)模型設(shè)計(jì)D.增加數(shù)據(jù)存儲(chǔ)容量
A.數(shù)據(jù)傳輸加密B.將不同系統(tǒng)或數(shù)據(jù)源的數(shù)據(jù)連接起來(lái)以實(shí)現(xiàn)互操作性C.數(shù)據(jù)模型設(shè)計(jì)D.增加數(shù)據(jù)備份
A.數(shù)據(jù)傳輸加密B.分散數(shù)據(jù)存儲(chǔ)和處理,減少單點(diǎn)故障C.數(shù)據(jù)模型設(shè)計(jì)D.增加數(shù)據(jù)存儲(chǔ)容量