Leap is an rdbms ( relational database management system ) implementing the relational algebra - a core part of relational database theory Leap是一个rdbms ,它实现了关系代数,关系数据库理论的一个核心部分。
In design , object - oriented technology and the relational database theory are introduced , which make system development based on high level 在设计中引入了面向对象的设计思想和关系数据库理论,使系统开发工作处于很高的起点。
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 成熟的关系数据库理论和技术,必定能在xml数据库发展的初期,引导xml数据库的发展。
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 本文在用户数据库组态的设计实现部分利用com组件开发技术,给出了符合关系数据库理论规范的用户数据库组态部分的实现方案。