之所以出现这样的碎片，原因是关系数据来自事务，而事务需要系统上下文来了解调用源和目标。
Such fragments happened here because the relationship data comes from the transactions, and transactions need system context to know the invocation source and target.
源和目标包括关系数据库管理系统、ERP系统、大型机遗留系统、XML和专用数据格式。
Sources and targets include relational database management systems, ERP systems, mainframe legacy systems, XML, and proprietary data formats.
有些关系数据库管理系统不允许每个实例注册多个数据库。
Some relational database management systems do not allow the registration of multiple databases per instance.
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.
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.
使用表的字符大对象（CLOB）或二进制大对象（BLOB）列在关系数据库管理系统（DBMS）中按原样存储XML数据。
Using character or binary large object (CLOB or BLOB) columns of tables to store the XML data intact in a relational database management system (DBMS).
然后，这些结构可以在关系数据库管理系统中实现。
These structures are then implemented in a relational database management system.
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.
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.
关系数据库文件系统可以按这种方法进行处理。
The relational database file systems can be handled in this manner.
关系数据库管理系统(RDBMS)处理大量数据的能力是毫无疑问的。
The capacity of relational database management systems (RDBMS) to process great volumes of data is unquestionable.
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.
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.
关系数据库管理系统(DBMS)中的表或视图。
Tables or views in a relational database management system (RDBMS).
另外，像关系数据库管理系统（RDBMS）一样，对象和RDF在一些方面相似而在其他方面不同。
Again, just like relational database management systems (RDBMS), objects and RDF are similar in some ways and different in others.
产品细节存储在一个关系数据库中，这个关系数据库是库存管理系统的一部分。
The product details are stored in a relational database that is part of the inventory management 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.
例如，约束可能是设计将在现在系统上使用关系数据库或者接口。
For example, a constraint might be that the design will use a relational database or interface to an existing system.
传统的关系数据库管理系统有时使用锁来管理并发性，从而防止其他客户机访问某个客户机正在更新的数据。
Traditional relational database management systems sometimes use locking to manage concurrency, preventing clients from accessing data while another client is updating that data.
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.
IBMDB 2是一个关系数据库管理系统，它能够运行在许多设备和操作系统上。
IBM DB2 is a relational database management system that runs on a wide range of devices and operating systems.
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.
对于关系数据库管理系统，一个服务器通常代表一个远程数据库。
For a relational database management system, a server usually represents a remote database.
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.
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.
商业关系数据库管理系统(DBMS)解决了这些问题，但是在其他方面有所欠缺。
Commercial relational database management systems (DBMSs) address those issues but fall short in other areas.
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.
它与关系数据库管理系统(RDBMS)有什么不同呢？
How is it different from Relational Database Management Systems (RDBMSs)?
IBMDB 2数据库管理系统早就成为关系数据管理方面的主导者。
The IBM DB2 database management system has long been a leading player in the area of relational data management.
车辆调度的预约系统和RDBMS(关系数据库管理系统)必须支持多重、并发的客户会话。
Multiple, simultaneous customer sessions must be supported in the Deals on Wheels reservation system and RDBMS.
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