对于今天的商业而言，目标系统上一直可使用的数据资源是很宝贵的,并且它们无须加以规范或纠正错误就能够加载。
It is rare in businesses today that data is always available on the destination system, and does not need to be standardized or corrected for errors before loading.
没有任何周期规范的SELECT语句仅适用于系统周期时态表，为仅需要最新数据的应用程序提供了性能收益。
SELECT statements without any period specifications apply only to data in the system-period temporal table, providing a performance benefit for applications requiring only current data.
每个系统都有其专有的语义，但是被映射到一个逻辑数据模型，可以将此模型实例化为一个物理联合模型或规范消息模型。
Each system has its own proprietary semantic meaning, but is mapped to a logical data model which can be instantiated as a physical federated model or a canonical message model.
许多其他的规范已经采用了WXSDataTypes规范，尽管也有开发其他数据类型系统的呼声。
Many other specifications have used the WXS Datatypes specification, although there have been calls to develop alternative data type systems.
技术适配器可实现外部系统和待构建系统间的数据格式和访问协议差异的规范化。
A technology adapter normalizes the data format and access protocol differences between external systems and the system-to-be-built.
对于包含SOA项目的相关数据的各个系统，规范化数据模型为关键实体、它们的属性和关系提供一致的定义。
A canonical data model provides a consistent definition of key entities, their attributes and relationships across the various systems that hold relevant data for the SOA project.
通过回顾业务流程和系统文档、功能或技术规范、数据字典、主题专家或其他数据知识源，可以进一步丰富内容。
It may be enriched by review of business process and system documentation, functional or technical specifications, data dictionaries, subject matter experts, or other sources of data knowledge.
对于业务分析系统，该公司需要基于规范化的数据模型创建多维模型。
For the business analysis system, the company needs to create multidimensional models based on the normalized data model.
实现一种规范化数据方案能够使新数据类型以相对简单的方式整合到系统中。
Providing a normalized data schema enables new types of data to be integrated into the system with relative ease.
XML标准包括一组规范，提供了表示数据的通用方式，以便在两个系统组件之间交换数据，而不管其内部存储方式如何。
XML standards include a set of specifications that provide a common way of representing data so that it can be exchanged between two system components regardless of how it is stored internally.
在优化系统时，应首先从以充分规范化的数据为基础入手，这一点非常重要；否则，在更新数据时，就必须更新其所有实例。
It's important when performance optimizing the system that you start from a base of data that is adequately normalized; otherwise, when you update data, you'll have to update every instance of it.
现在该企业已经创建了规范化数据模型，除了为交易系统的销售情况建立数据模型之外，还为产品、员工、客户和商店创建数据模型。
Now it has created normalized data models, including products, employees, customers, and stores, in addition to sales for the transaction system.
J2EE协议作为开发企业级应用程序的框架已经成为行业规范，PDM（产品数据管理）系统就是一个成功的范例。
Recently, the protocol of J2EE have become a criterion of industry as a framework to develope enterprise application, PDM(product data management)system is a successful example.
OMGSoaML规范定义了一个使用面向服务方法进行系统建模的行业标准级的元数据模型和符号。
The OMG SoaML specification defines an industry-standard meta-model and notation for modeling systems using service-oriented approaches.
通用串行总线作为一种崭新的微机总线接口规范，其特点使其非常适合高速数据采集系统。
As a new computer bus interface criterion, USB ap-plies to the high-speed data collecting system.
如何判定从信息系统中获取的实际行为数据是否符合规范、是否切合实际、是否能够促进公平的绩效考核？
And how to check whether the actual behavioral data obtained from the information systems meets the specification and actual demands and promotes fair performance assessment as well?
一个真正的关系型数据库管理系统，既在逻辑层考虑到完全规范化的数据库，又提供数据的物理存储，这些数据为了高性能而被调整。
A true relational DBMS would allow for a fully normalized database at the logical level, while providing physical storage of data that is tuned for high performance.
简单介绍了空中交通流量管理和决策支持系统的特点，对一种四阶段规范化数据建模方法加以改进。
Features of air traffic management and decision support system are introduced. Then, an improved four-stage standardized modeling method is proposed.
在逻辑设计与物理设计过程中通过数据规范化后得出最终的ER模型图并给出系统数据字典。
The final ERD (entity relationship model diagram) and system datum dictionary are given through data sheets normalization during logic design and physical design.
本系统采用E -R图法进行规范化设计使得数据冗余最小，数据一致性好，更新异常问题不易发生。
This system used E-R chart method to design in order to minimum data redundancy and optimize data consistency and reduce updating abnormity.
并且根据此系统结构制定了相应的转换协议，以规范数据传输。
According to this system overall structure, we set a transport protocol to standardize the data transmission.
当前物流信息系统中存在着XML数据安全的问题，根据XML加密、XML数字签名和XML密钥管理规范服务（XKMS）三种核心标准，在数据交换中确保XML数据的安全。
The security problem of XML data existed in logistic information systems. The application of the XML encryption, XML data signature and XKMS insure the security of logistic information.
第2章对OPC接口对象模型、数据访问规范进行了系统的研究。
In chapter 2, the interface object model and Data Access Specification of OPC are researched.
在网络环境下，基于XML并遵循ogc规范的开放式地理信息系统是解决数据共享，实现地理信息互操作的最根本的途径。
In the network environment, which is based-on XML and OGC specifications, OpenGIS is the most basic approach to solve data share and interactive operation.
本文阐明关系数据规范理论中的连接依赖在设计数据库系统时并不少见。
Join dependency in relational data theory is not seldom seen during database systems designing.
该系统由零件信息录入模块，锻造工艺知识和行业规范存储模块，锻造工艺决策优化模块，工艺数据合成及工艺卡片输出模块4个主要部分构成。
This CAPP system composes by 4 parts of basic information input module, forging knowledge and criterion saving module, decision-making and process optimizing module, process CARDS output module.
整个系统可以实现焊接规范参数数据库的维护、电焊机参数远程监控和焊接规范的远程设置与网络化管理。
The whole system could fulfill the maintenance of welding criterion database, remote monitoring of welding machine parameters, remote setting of welding criterion, and management based on network.
论述了课表编排系统数据库的概念模型、逻辑模型以及物理模型的设计和规范化设计。
Discusses the designs of concept models, logic models, physical models and standardization of the database in timetable planning system.
设计了一种适合于在线考试系统的通用试题数据库，根据规范数据库设计的要求，设计了试题库的关系模型。
An general item bank is designed for on-line examination. According to the demands of the canonical item bank design, a relational database model is designed.
设计了一种适合于在线考试系统的通用试题数据库，根据规范数据库设计的要求，设计了试题库的关系模型。
An general item bank is designed for on-line examination. According to the demands of the canonical item bank design, a relational database model is designed.
应用推荐