relational database schema
英 [rɪˈleɪʃənl ˈdeɪtəbeɪs ˈskiːmə]
美 [rɪˈleɪʃənl ˈdeɪtəbeɪs ˈskiːmə]
网络 关系数据库模式
双语例句
- LDAP databases have a schema that is much different from a typical Relational Database schema definition language.
LDAP数据库的模式与典型的关系数据库模式定义语言很不一样。 - Tools such as Hibernate and TopLink have made it much easier to map an object model into a relational database schema.
Hibernate和TopLink等工具大大简化了把对象模型映射到关系数据库模式的过程。 - Therefore, Python programmers who want to use a relational database generally find they have imposed upon themselves the extra and unnecessary discipline of providing a schema for each of their types.
因此，希望使用关系数据库的Python程序员一般会发现，他们在自己身上强加了额外和不必要的规则，也就是为自己的每个类型提供模式。 - In some cases, the underlying service will be a relational database with schema support.
在一些用例中，基本的服务是有着模式支持的相关数据库。 - By using a repository system that can contain one or more relational database systems, users can locate and retrieve the latest version of XML document ( s) and XML schema documents.
通过使用可包含一个或多个关系数据库系统的存储库系统，用户可以找到并检索最新版本的XML文档和XML模式文档。 - It is significantly simpler than a fully-fledged relational database since it requires no schema, it indexes data automatically, and it provides APIs for storage and access.
很显然，它比功能完善的关系数据库要简单很多，因为它不需要模式，它可以自动地索引数据，并提供了API用于存储及访问。 - Now for the other big difference between the ZODB and a relational database: ZODB objects completely lack any schema specification.
下面讨论一下ZODB和关系数据库之间的其他主要区别：ZODB对象完全缺乏任何模式规范。 - In a relational database schema the bids act like a join table, but they are actually meaningful in their own right because each bid also has an amount.
在关系数据库模式中，出价就像一个连接表，但它们自身有实际的意义，因为每个出价都有一个数量。 - A fully relational database schema would require hundreds of tables to represent PDBML.
一个纯关系型的数据库模式将需要数百个表来表示PDBML。 - One of the beauties of a schemaless datastore is that I don't have to know everything up front; that is, I can accommodate change much more easily than I could with a relational database schema.
无模式数据存储的好处之一是无须事先知道所有事情，也就是说，与使用关系数据库架构相比，可以更轻松地适应变化。 - Create a Relational DAS instance: An important aspect of creating the Relational DAS is describing the database schema it should use.
创建一个关系型DAS实例：创建关系型DAS的一个重要方面是描述它应使用的数据库架构。 - Research on XML Documents and Relational Database Mapping Based on XML Schema
基于XMLSCHEMA的XML文档和关系数据库的映射研究 - In this paper, we propose a mapping from the object-oriented database ( OODB) schema to the relational database ( RDB) schema, and give a related algorithm based on the mapping.
本文提出了一种从面向对象数据库模式到关系数据库模式的映射及基于该映射的模式转换算法。 - Research on the Techniques of Storing XML Data into Relational Database Based on the Mapping Method of Schema
基于模式映射的XML与关系数据库的存储技术的研究 - Universal Model of Mapping from Relational Database to XML Schema
关系数据库模式到XMLSCHEMA的通用映射模型 - Particularly analyzing and improving on the mapping between relational schema of relational database and XML schema, and giving a mapping frame of isomerous database structure.
l详细分析并改进了数据库模式，主要包括各种表结构和表关系，与XML结构的映射规则，还在一定范围内给出了一个异构模式映射的规则框架，用以支持一定的异构数据库同步要求。 - Software development method has been changed from procedure oriented to object oriented, but the design of relational database schema is one of the most pivotal and universal problems in the development of MIS.
软件开发已经从面向过程方式的编程逐步转化为面向对象方式，但关系模式的确定仍是MIS系统开发所面临的最关键的、具有普遍意义的问题之一。 - Conversion from OWL ontology to relational database schema
从OWL本体到关系数据库模式的转换 - The formal definitions of OWL ontology and relational database ( RDB) schema were given.
给出了OWL本体和关系数据库模式的形式定义； - Enabling keyword-based information retrieval over relational databases will allow users to acquire information from databases without any knowledge of SQL and the underlying database schema, just like the way of common search engines.
实现基于关键词的关系数据库信息检索，将使用户不需要任何SQL语言和底层数据库模式的知识，用搜索引擎的方式来获取数据库中的相关数据。 - Two algorithms to compute the candidate keys of a relational database schema are given in this paper.
本文介绍了求解一个关系模式的候选码的两种算法。 - Based on the formal definitions of relational database schema and OWL ontology, the approach follows a set of universal mapping rules from a relational database schema to an OWL ontology.
提出了一种从关系数据库学习OWL本体的方法.该方法在形式化表示关系数据库模式和OWL本体的基础上，遵循从关系数据库模式到OWL本体的一组通用映射规则。 - Extraction of relational database schema information
关系数据库模式信息的提取 - This paper presents a scheme for decomposing and storing XML in relational database based on XML Schema.
文章介绍了一个在关系数据库中，基于XMLSCHEMA的XML存储方案。 - Object-oriented model is based on some rationales of software engineering, whereas relational database schema is based sound mathematical rationales.
对象模型基于软件工程的一些原理，而关系数据模型则基于数学原理，两种模型理论基础的不同导致了它们之间的阻抗不匹配。 - Most of industrial data is present in relational databases and a relational database schema represents a domain model.
大多数工业数据是存在于关系型数据库，而一个关系数据库模式代表了一个领域模型。 - And in this paper, the fallowing tasks will be completed. 1. The automatic extracting of relational database schema.
本文主要完成了以下三项工作：1.数据库关系模式文件的自动抽取。 - First of all, a vector model of relational database and a XML schema tree model are proposed, preserving the structure, properties and user-defined constraint information.
首先，给出表示关系模式的向量模型，保存了关系结构与属性信息和用户自定义约束信息；同时根据XML是典型的树状结构的特点，给出了XML模式树模型。 - Similar to relational database, if XML schema designing is not good, it will cause abnormity for inserting, deleting and updating data too.
同关系数据库类似，如果XML数据模式设计的不好，同样会引起插入、删除和更新等异常。 - Firstly, this thesis gives formal definition of the relational database schema and the RDF ( S) data model respectively by means of analyzing and comparing them.
首先，本文详细分析了关系数据库与RDF（S）数据模型的形式化定义以及二者之间的对应关系。