A.數(shù)據(jù)傳輸加密B.創(chuàng)建虛假數(shù)據(jù)以測試系統(tǒng)或保護(hù)隱私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.增加數(shù)據(jù)備份C.數(shù)據(jù)模型設(shè)計(jì)D.將嵌套結(jié)構(gòu)的數(shù)據(jù)壓縮為更小的形式以減少存儲(chǔ)空間
A.數(shù)據(jù)傳輸加密B.從數(shù)據(jù)集中篩選出特定的信息或記錄C.數(shù)據(jù)模型設(shè)計(jì)D.增加數(shù)據(jù)備份