data structure independence

常見(jiàn)例句

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(guò)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(kāi)來(lái)。
Program-data independence:It is a property of database system that the structure of data file is stored in the DBMS catalog separately from the access programs.
數(shù)據(jù)庫(kù)目錄包含每個(gè)文件的結(jié)搆，每條數(shù)據(jù)項(xiàng)的類型和存儲(chǔ)格式，以及針對(duì)數(shù)據(jù)的不同約束等信息。
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。