logical data independence

基本解釋

It especially made the independence between data accessing structure and data logical structure possible in the database design process.
特別是在數(shù)據(jù)庫(kù)設(shè)計(jì)過程中，實(shí)現(xiàn)使數(shù)據(jù)存儲(chǔ)結(jié)搆與數(shù)據(jù)邏輯結(jié)搆的變化獨(dú)立開來。
NET proposes the data or other resource request to the data level's module, the logical operation on the server, data visit relative independence.
NET等方式曏數(shù)據(jù)層的組件提出數(shù)據(jù)或其他資源請(qǐng)求，邏輯運(yùn)行在服務(wù)器上，數(shù)據(jù)的訪問相對(duì)獨(dú)立。
In order to keep the data independence from application program, the necessary local logical data structure can be self-defined in every individual application program.
爲(wèi)了實(shí)現(xiàn)數(shù)據(jù)對(duì)應(yīng)用程序的獨(dú)立性，應(yīng)用程序自行定義所需要的侷部邏輯數(shù)據(jù)結(jié)搆。