将来的版本中可能添加对其他关系数据库系统的支持。
Support for additional relational database systems may be added in future releases.
这允许按关系数据库系统采用的典型方式进行流水线执行。
This allows pipelined execution, in the typical manner adopted by relational database systems.
它能够以关系数据库系统中的层次格式在本机存储XML数据。
It provides the ability to natively store XML data in its hierarchical format within a relational database system.
查询优化在关系数据库系统中起着非常重要的作用。
The Inquiry Optimization in The Distributed Data Base System;
其结果就是，应用程序很容易部署，并且具有关系数据库系统的所有特性。
The result is an application that is easy to deploy with all the features of a relational database system.
本文论述了如何在微机上实现汉字操作系统及关系数据库系统。
The implementations of Chinese character operating system and relational data base system on microcomputers are discussed in this paper.
最后，我们指出分析图在关系数据库系统中的许多其它重要应用。
Finally we point out that there are many other important applications of analytical graph in relational database systems.
真实应用程序可能使用关系数据库系统，但这个示例对我们的目的来说足够了。
A real application would probably use a relational database system, but this example is enough for our purposes.
本文描述一个分布式关系数据库系统中具有语义优化的查询处理算法。
In this paper, we describe an algorithm, for query processing with semantic optimization in distributed relational database systems.
在关系数据库系统的实现中，对不完全信息的处理通常采用三值逻辑。
When a relational database system is implemented, three-valued logic is usually adopted to handle incomplete information.
这就产生了基于关系数据库系统的、以xml格式交换业务数据的需求。
This has created the requirement of exchanging business data in XML among applications based on relational database systems.
关系数据库系统为确保那些非常重要的特性所使用的众多机制之一是事务性日志记录。
One of the many mechanisms used by relational database systems to insure those all-important qualities is transactional logging.
这种程序设计语言不仅可用在关系数据库系统中还可用在演绎数据库中。
This programming language can be used not only for RDBMS but also for DDES.
系统设计采用面向对象数据模型，数据库结构采用面向对象关系数据库系统。
The Object-Orient Data Model and the Object-Relative Database System(ORDBS) are adapted in the system structure for design and development.
作为一名关系数据库程序员，我的首选是使用关系数据库系统保存这些XML文档。
As a Relational Database programmer, my first choice was to use a Relational Database System to save these XML documents.
提出一种利用关系数据库系统在一般图结构的半结构化数据上进行近似查询的途径。
An approach to approximate querying of general graph structured semistructured data is proposed based on a relational database system.
逻辑模型、存储模型和服务器端jazzAPI的语义全都与特定的关系数据库系统选择无关。
The semantics of logical models, storage models, and server-side Jazz APIs are all independent of the particular choice of relational database system.
为克服这种约束并最大化实现关系数据库系统的灵活性，DB2V9.5引入了全局变量的概念。
To overcome this restriction and to maximize the flexibility of a relational database system, DB2 V9.5 introduces the concept of global variables.
该模型方便了管理员的权限管理，适合用户较多，安全层次比较复杂的多级关系数据库系统。
The integrated model can simplify administration of privileges, and is appropriate for multilevel relation database system which has many users or complex security levels.
由于大多数人都熟悉商品关系数据库系统，将数据仓库与之比较，就容易理解什么是数据仓库。
Since most people are familiar with commercial relational database systems, it is easy to understand what a data warehouse is by comparing these two kinds of systems.
关系数据库系统已经存在了几十年，在解决数据存储、服务和处理问题上都取得了巨大的成功。
Relational database systems have been around for a few decades and have been hugely successful in solving data storage, serving, and processing problems over the years.
在系统中引入时态数据类型，使得在关系数据库系统中能对时态数据信息进行方便有效的管理。
Adding temporal data type to system, the temporal data can be managed conveniently and effectively in relational database system.
本文假设您了解关系数据库系统(RDBMS)的基本原理，并且用DB 2或其他RDBMS实现过应用程序。
This article assumes that you have a basic knowledge of relational database systems (RDBMS) and have previously implemented applications using either DB2 or another RDBMS.
什么时候我应当使用Native-XML数据库系统，而什么时候应当使用关系数据库系统呢？
When should I use a Native XML Database System or a Relational Database System?
关系模式优化是关系数据库系统设计中的一个重点和难点，优化的最终目的是建立一个良好的关系模式。
Optimization of relational schema is very important and difficult to design a database system, the ultimate goal of optimization is to construct a good relational schema for database system.
在关系数据库系统内部，应用程序和实际数据库之间的主要交互都是以会话或连接的sql语句形式来实现的。
Within a relational database system, most interactions between an application and the actual database are in the form of SQL statements within a session or connection.
ORACLE关系数据库系统具有良好的稳定性和出色的性能，因此在大型企业级应用的解决方案中被广泛使用。
The ORACLE database system is widely used as a scheme of large enterprise because of its nice performance and stability.
总之，种种约束限制了关系数据库系统的灵活性，并因此限制了系统用户在数据库内部实现复杂、交互式模型的能力。
Overall, these restrictions limit the flexibility of relational database systems and, thus, the ability of users of such systems to implement complex, interactive models within the database itself.
虽然示例中使用的资源适配器不响应J2EE事务性隔离级别设置的变化，但是某些围绕关系数据库系统构建的EIS确实可能会受到影响。
Although resource adapters used in the example do not respond to changes in J2EE transactional isolation level Settings, some EISs built around relational database systems may be affected.
例如，假设一个这样的财务机构，它将有关其客户股票投资组合的数据存储在一个关系数据库系统中，比如MySQL、DB 2或Oracle。
For example, picture a financial institution that stores data about its customers' stock portfolios in a relational database system such as MySQL, DB2, or Oracle.
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