查询词典 database

Start with the network application in bank ,this article introduced the database safe and encryption technical, defined the safety of database, analysed the basic roll-over protective structure of database system and offered data safe major means, discussed the range and characteristic of database encryption technology .

本文从网络在银行业中的应用入手，就数据库安全与加密技术介绍了数据库安全的定义，分析了数据库系统的基本安全架构及其提供数据安全的主要手段，讨论了数据库加密技术的特点、范围以及对数据库管理系统原有功能的影响。

A procedure to build a database by Hood's software is introduced from an example of global Cretaceous Oceanic Red Beds. It is suggested that the procession of the database is going to be executed as: new files of stratigraphic sections→taxonomic dictionary files→catalog files→running the software GraphCor-results of database and graphs of correlation + sedimentary data + geochemistry data→composite database. Some discussions on the choice of standard correlation section, first and last occurrence of a taxonomic, update and linkage of data are made.

以全球白垩纪大洋红层为例，介绍了运用GraphCor软件进行地层对比数据库建立的程序：建立剖面文件→建立化石分类单元库文件→建立目录文件→运行GraphCor软件，获得数据库和图示对比结果＋沉积、地球化学信息＋地层柱状图→综合数据库；讨论了有关对比标准参考剖面的选取、分类单元的始现和末现层位、数据库的更新及衔接等问题。

Compared with the first generation database designed in Access by National Conge nital Heart Surgery Database Committee, our database is more complex with full p otential, which can totally meet the needs of clinicians and researchers in the study of congenital heart defects and can provide remote information data sharin g digital platform.

该数据库系统与美国心胸外科协会应用Access系统开发的第一代数据库比较，功能更加完善，能够充分满足临床管理、医学统计、科研应用等要求，并可为远程信息共享互换提供数字化平台。

Distributed database system is a main research direction in the database field. Maintaining the data consistency is a critical technical problem in the distributed database system .

分布式数据库系统是数据库领域中的一个主要研究方向，数据一致性维护是分布式数据库系统中的一个非常关键的技术问题。

The technique of Delphi database steered the in-depth study and the appliance, and the library of cardinal consummation paraquinones managed the system's demand analysis, function shuttering cake the curtate, database the modal analysis, amalgamation to have this design the database structured the sumed the appliance of procedured.

本文结合中小型图书馆管理系统，对数据库管理系统、SQL语言原理、Delphi应用程序设计，Delphi数据库技术进行了较深入的学习和应用，主要完成对图书馆管理系统的需求分析、功能模块划分、数据库模式分析，并根据具体要求设计了数据库结构和应用程序。

He has extensive experience in all facets of database systems development, including developing and teaching database and data modeling classes, systems analysis and design, database and system administration, and data analysis.

他在数据库系统发展的所有方面中有广泛的经验，包括发展与教学数据库和数据靠模切班级、系统分析和设计、数据库和系统行政、数据分析等等。

Database Master is a powerful database development, management and administration software for the MySQL, PostgreSQL and SQLite database systems.

数据库大师是一个功能强大的数据库开发，管理和管理软件的MySQL，PostgreSQL和SQLite数据库系统。

Backend database using Microsoft SQL Server 2000, encapsulates the database operation, easy to operation function call database.

后台数据库采用了Microsoft SQL Server 2000，封装了数据库操作类，以方便调用数据库操作函数。

On this basis a design scheme of the database for SCADA based on the component object model is presented, in which the content and background of IEC 61970 standard is introduced first, then some different component model are assayed , then a design scheme of the database for SCADA based on the component object model is presented, the foreground application of SCADA is connected with the database by components.The new model have some advantages: system have disrelation with develop language ,the peculiarity of COM make the system fit in with different apply program developed with different language;(2) the system can be modified and upgraded easily by means of upgrading the component modules;(3) the system can be enlarged easily by means of adding the new component modules without quiet amendment in old system.

为此，本文介绍了一种基于组件对象模型的SCADA数据库系统设计方案，文中首先介绍了IEC61970标准的内容及产生背景，分析了几种不同的组件模型，在此基础上，提出了一种基于COM组件技术的SCADA数据库设计及访问模式，在此模式下根据SCADA数据库不同的功用划分了不同的组件模块，利用组件连接数据库与SCADA前台应用，基于组件技术的SCADA数据库设计有以下一些特点：(1)与语言无关性，COM的特性决定了此系统上可以应用不同语言开发的应用程序；(2)系统易修改及维护，用户可以通过更新组件模块的方式修改及维护系统；(3)系统易扩展新的功能，用户可以通过开发新的组件方式将新的应用与原系统结合，而不用对原系统做很大的修改。

Distributed database,an important part of database system, is a combination of the technology of database and Internet.

分布式数据库是数据库技术与网络技术相结合的产物，是数据库领域中一个重要的分支。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。