主讲C语言程序设计，数据库理论，操作系统和数据结构。
Taught C programming language, database, operating systems and data structure.
事务是现代数据库理论中的核心概念之一，并发控制是事务管理的主要组成部分。
Transaction is one of the core concepts in modern database theory, and concurrency control technology is the major component of transaction management.
随着信息技术在国土资源部门的广泛应用，空间数据库理论、技术和实践日臻成熟。
As the application of information technology enlarges its scope in the fields of land and mineral resources, the theory, technology and practice of spatial database concept become very complete.
概述了用关系数据库理论及控制图技术，设计武钢第二炼钢厂混铁炉铁水动态信息监控系统的新途径。
A new approach of designing the dynamic information monitoring system for the hot metal mixer in the No. 2 steelmaking plant by means of relationship data base theory and control diagram technique.
本文研究关系数据库理论中空值在函数依赖中的语义问题，提出了带标志空值的关系中函数依赖的三种定义。
This paper deals with the semantics of null values in functional dependencies in database theory, and presents three different definitions of FDs in a single relation with marked nulls.
第五章分析了教学管理信息系纺的后台数据库的性能要求，并结合数据库理论对部分后台数据库进行了详细的设计。
The fifth chapter analyzes the performing requirements of the database of the teaching administration information system and offers design for some databases.
提出将数据库理论中版本管理技术应用于设计类专家系统的事实库管理，讨论了事实库版本管理对推理所产生的作用。
Version management technology is applied to manage fact base of an expert system and the role of the version management system of facts in reasoning is also discussed.
《数据库与安全》是计算机学院网络与信息安全专业的主干课之一，由数据库理论与技术和数据库安全两个方面构成。
As one of the backbone courses for Network and Information security major, the course of database and security comprises database theory and technology, database security.
为此，在指出关系数据库理论的重要性的基础上，对关系数据库理论的主要内容、重点、难点进行了分析，并提出一些教学改革的建议。
This article indicates the importance of the theory, analyzes the main parts, the key parts and difficulties of learning Relations Database's theory, and gives some Suggestions for teaching it.
避开复杂繁琐的数学推导，分析了关系数据库理论中的函数依赖，数据模式的规范化及其分解这三个重要概念，指出了它们对关系数据模型设计的指导作用。
Three important conceptions-function dependence, normalization and dissolution of data scheme-are analysed. Their directive action for design of relational data model is pointed out as well.
这会把理论容量提高到每秒154个请求，瓶颈位置就会转到数据库。
This would give a theoretical capacity of 154 requests per second, pushing the bottleneck to the database.
原子事务、回滚和其它关键的数据库主题背后的理论非常类似于学生在操作系统中学习的问题。
The theory behind atomic transactions, rollbacks, and other critical database topics are very similar to the issues students study in operating systems.
此类操作(由恰当的关系理论作为支持)是数据库查询优化器的核心所在。
Manipulations like this (backed by the proper relational theory) are at the heart of database query optimizers. The resulting tree is shown in Figure 2.
从PHP3 开始出现的核心扩展 ——UnifiedODBC 扩展 ——是 PHP快速、轻型数据库访问抽象的理论先驱。
A core extension since PHP 3, the Unified ODBC extension is the ideological ancestor of a fast, light database access abstraction for PHP.
查卡拉波蒂和他的研究团队从大规模数据库中获取蛋白质数据，使用随机矩阵理论分析病毒的基因序列，最后发现几组氨基酸的突变是可调节的。
Working with HIV proteins taken from a massive database, the team used random matrix theory to analyze HIV's genetic code and find groups of amino acids whose mutations were coordinated.
这种做法可能在理论上听起来很简捷，但在实践中大量各种不同的数据库结构和可能的搜索词构成了一个棘手的计算挑战。
That approach may sound straightforward in theory, but in practice the vast variety of database structures and possible search terms poses a thorny computational challenge.
寻找关系模式的候选码是数据库设计理论中的重要问题。
Seeking for candidate key of relation scheme is an important question in designing database theory.
粗糙集理论由于其独特的知识表示方法在数据预处理方面有着得天独厚的优势，同时也成为数据库中知识发现的有效手段。
Rough Sets theory has great superiority in Data Preprocessing because of its particular expression of knowledge, as well as it makes an effective means of knowledge Discovery in Database.
粗合集合理论现在已成为数据库知识分类的一种强有力的工具。
Rough sets theory is emerging as a powerful tool as inducing knowledge classification knowledge from database.
从理论上将，它可提供三种服务：主体数据库维护、身份验证服务器(AS)和票据授予服务器(TGS)。
Logically it provides three services, principals database maintenance, authentication server (as), and ticket granting server (TGS). KDC runs two important daemons.
理论上讲，可以在数据库分区组中尚未重分发的表上执行select、insert、update或delete语句。
In theory, you can perform select, insert, update, or delete statements against a table that is not yet redistributed in the database partition group.
最后综合应用前面这些理论结果，详细论述了自主研发的GIS系统，包括矢量绘图系统和数据库系统。
Finally, with these theory results, a GIS software develop process is formulated exhausively. This system contains vector drawing sub-system and database sub-system.
这种方式理论上能够支持所有的数据库，是一种通用的解决方案，且安全性更高。
In this way, it can support all the databases in theory, and it is a kind of universal solution.
从入侵容忍的理论入手，论述了一种入侵容忍的数据库系统的设计方案和在该系统中进行选举的实现过程。
It begins with the theory of intrusion tolerant, discusses a design of the database using the theory and the realizing of ballot in such a system.
安全数据库的理论研究主要集中在多级安全数据库、访问控制、数据库加密与推理通道控制等领域。
The theoretical research of the dependable database concentrates on the multi-layer safe database, access controlling, database encoding, channel control and so on.
分布式数据库系统虽然基于集中式数据库系统，但却有一定的特色和理论基础。
The distributed database system has its own characters and theory, though it was based on the centralized database system.
论文对数据对象与关系数据库之间映射理论和持久化对象管理技术进行了研究和实现。
In this paper, it researches and realizes the mapping theory between the object and relational database, and manages the persistent objects.
同时介绍了如何运用软件工程方法和数据库设计理论来开发软件的基本要点。
It also introduces the basic points of how to use the software engineering method and the database design theory to develop software.
同时介绍了如何运用软件工程方法和数据库设计理论来开发软件的基本要点。
It also introduces the basic points of how to use the software engineering method and the database design theory to develop software.
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