Leap is an rdbms ( relational database management system ) implementing the relational algebra - a core part of relational database theory Leap是一個rdbms ,它實現(xiàn)了關系代數(shù),關系數(shù)據(jù)庫理論的一個核心部分。
In design , object - oriented technology and the relational database theory are introduced , which make system development based on high level 在設計中引入了面向對象的設計思想和關系數(shù)據(jù)庫理論,使系統(tǒng)開發(fā)工作處于很高的起點。
It is our viewpoint that xml database research will receive benefits from the well - established relational database theory and technology especially in xml databases " early stage 成熟的關系數(shù)據(jù)庫理論和技術,必定能在xml數(shù)據(jù)庫發(fā)展的初期,引導xml數(shù)據(jù)庫的發(fā)展。
It also introduces the characteristic and structure of windows dna system and the com component software developing technologies . the thesis presents the implement project of user database configuration which accords with relational database theory criterion 本文在用戶數(shù)據(jù)庫組態(tài)的設計實現(xiàn)部分利用com組件開發(fā)技術,給出了符合關系數(shù)據(jù)庫理論規(guī)范的用戶數(shù)據(jù)庫組態(tài)部分的實現(xiàn)方案。