A.在前臺(tái)界面(業(yè)務(wù)受理)查看實(shí)體是否存在,關(guān)鍵屬性是否齊備
B.根據(jù)數(shù)據(jù)庫設(shè)計(jì)文檔,檢查規(guī)范定義實(shí)體概念模型與數(shù)據(jù)庫中相關(guān)物理模型的映射關(guān)系
C.結(jié)合前臺(tái)界面(業(yè)務(wù)受理),在后臺(tái)數(shù)據(jù)庫中查看實(shí)體是否存在,實(shí)體的關(guān)鍵屬性是否齊備
D.在前臺(tái)界面(業(yè)務(wù)受理)或查看后臺(tái)數(shù)據(jù)庫,驗(yàn)證實(shí)體是否滿足相應(yīng)的業(yè)務(wù)規(guī)則