數(shù)據(jù)庫應(yīng)用系統(tǒng)功能設(shè)計(jì)包括哪兩個(gè)方面?每個(gè)方面主要由哪些設(shè)計(jì)步驟組成?
數(shù)據(jù)庫應(yīng)用系統(tǒng)功能設(shè)計(jì)包括數(shù)據(jù)庫事務(wù)設(shè)計(jì)和應(yīng)用程序設(shè)計(jì)。與數(shù)據(jù)庫應(yīng)用系統(tǒng)概念設(shè)計(jì)、邏輯設(shè)計(jì)、物理設(shè)計(jì)相對(duì)應(yīng),應(yīng)用程序(軟件)設(shè)計(jì)分為總體設(shè)計(jì),概要設(shè)計(jì)和詳細(xì)設(shè)計(jì),數(shù)據(jù)庫事務(wù)設(shè)計(jì)則由事務(wù)概要設(shè)計(jì)和事務(wù)詳細(xì)設(shè)計(jì)組成
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Thenewdiscovery_______beofgreatservicetomankind.
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不符合腹瀉患兒護(hù)理診斷的是()
Theprofessoraskedaquestion,andDavid________agoodanswer.
Aftermonthsofvoyage,Columbusarrivedin______laterprovedtobeanewcontinent.