现在，这类程序也能够解读“无结构的”数据，主要是自由格式文本。
Now such programs can also interpret "unstructured" data, mainly free-form text.
通过上面可以看出，数据对象包装组成了应用程序代码的主要部分。
As you can see from the above, data object wrappers constitute a major part of an application's code.
此体系结构允许应用程序主要处理数据图和数据对象。
This architecture allows applications to deal principally with data graphs and data objects.
通常认为SQL查询的调优是程序员和开发人员的主要责任，但是数据库管理员也应积极参与该过程。
Tuning SQL query is often thought of as a major responsibility of programmers and developers, but database administrators should also be actively involved in this process.
它主要专注于在集成应用程序上与各种不同的数据库交换信息。
It mainly concentrates on the exchange of information with all kinds of different databases on integrated applications.
最近的应用程序已将XML作为其主要的文件格式，而比较旧的应用程序依赖于其它格式，因此您最终常常得到新旧格式混合的数据。
Recent applications have adopted XML as their primary file format but older applications rely on other formats, so you often end up with a mixture of data in new and old formats.
首先，您将了解企业应用程序的主要类型及其数据交换需求，以及为什么需要为企业XML数据定义模式。
First, you'll learn the major types of enterprise applications and their data-interchange requirements, and why you need to define schema for enterprise XML data.
实际上，应用程序开发主要是由行业需求和数据库范围之外的因素驱动的。
In fact, application development priorities are driven by industry players and factors outside of the scope of databases.
在应用程序架构的每个层中都利用XML来创建应用程序的主要优点是无需将数据从一种格式转换为另一种格式。
One of the major advantages of creating an application utilizing XML in all levels of the application architecture is to avoid the need to transform data from one format to another.
本文没有详细讨论应用程序代码页的设置，因为重点主要是在数据库方面。
This article does not discuss application code page Settings in detail, as the focus is mainly on the database side.
可以设置用户首次向主要的内容字段输入数据时的事件处理程序，如图2所示。
You can set an event handler for the first time the user enters data into the main content field. Figure 2 illustrates.
这两个类都非常有用，可作为存储用于分布式或高可用性环境的应用程序中的数据的主要场所。
Both of these classes have some useful purposes and can act as the primary place to store data in applications that are designed for distributed or highly available environments.
编程工作的一个主要部分就是为应用程序业务数据创建这些对象包装器。
A major part of the coding effort is dedicated to creating these object wrappers around the applications business data.
如果应用程序访问模式主要是更新数据，那么乐观锁定方法能有利地避免乐观并发性更新的失败。
If the application access pattern is predominately update access, then pessimistic approach might be advantageous in that it avoids optimistic concurrency update failures.
比较新的数据源和应用程序甚至可能不需要XML适配器，因为它们可能使用 XML作为主要数据交换格式。
Newer data sources and applications might not even require XML adapters, because they might use XML as their native data exchange format.
这种访问能够让程序员或用户主要关注数据操纵和消费，而不用关注操纵和消费数据所需的算法和编程工作。
This access enables a programmer or user to focus on data manipulation and consumption rather than the algorithms and programming work needed to manipulate and consume the data.
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.
此框架使用的是 MVC设计模式，其最主要的目的是分离一个软件应用程序的数据层和表示层。
The framework uses the MVC design pattern, the primary goal of which is to separate the data and presentation layers of a software application.
应用程序的主要层是数据库、持久性框架、数据库访问对象和用户界面(UI)控制器及视图层。
The main layers of the application are a database, a persistence framework, a database access object, and user interface (UI) controller and view layers.
本系列已经用大量时间讨论了数据格式，这主要是因为几乎所有异步应用程序最终都要处理数据。
This series has spent a lot of time looking at data formats, mostly because your asynchronous applications are ultimately almost all about data.
如果连接到数据库的应用程序主要执行更新数据的事务，那么增加清除程序的数目会提高性能。
If the applications for a database consist primarily of transactions that update data, an increase in the number of cleaners will speed up performance.
除了产生应用程序流之外，在测试自动控制工作中的另一项主要任务是验证终端屏幕上的应用程序数据和消息。
Besides making the application flow, another major task in test automation is to validate various application data and messages on the terminal screen.
而且，对象范例侧重于从包含数据和行为的对象中构建应用程序，而关系范例则主要针对数据的存储。
Furthermore, the object paradigm is focused on building applications out of objects that have both data and behavior, whereas the relational paradigm is focused on storing data.
全局重置的主要缺点是，在有多个监控应用程序连接数据库服务器的情况下，它会无意间造成副作用。
The primary disadvantage of global reset is the unintended side effects it can cause when there are multiple monitoring applications connected to the database server.
数据驱动框架的主要优势是它减少了为很多类型的应用程序创建测试用例的成本。
The main advantage of a data-driven framework is that it reduces the cost of creating test cases for many types of applications.
也支持其他主要的数据库环境和应用程序。
Other major database environments and applications are also supported.
ODBC应用程序与CLI应用程序之间主要的不同在于装载数据库驱动程序的方式。
The main difference between an ODBC application and a CLI application is in the way the database driver is loaded.
本文主要关注如何在应用程序体系结构中使用新的XML数据库支持。
This article I focuses on how to exploit the improved database support for XML in your application architecture.
这次的发行版主要有三个主题：开发效率、设计-开发工作流、数据中心应用程序开发。
There are three main themes to this release: developer productivity, designer-developer workflow, and data-centric application development.
然而，在将XML作为主要数据表示模型的应用程序中，XSLT可用于执行更多任务。
However, XSLT can be used to perform additional tasks within an application that USES XML as its main data representation model.
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