XAPI covers storage, retrieval, modification, and querying of data in an XML database, with support for transaction management.
XAPI涵盖了XML数据库中数据的存储、检索、修改和查询，以及对事务管理的支持。
For example, matches can be described as optional, which makes it much better than SQL at querying ragged data.
例如，可以将匹配描述为可选，这使它在查询粗糙的数据时比SQL更合适。
Instead of querying all data from an association when an object is loaded, queries for associations marked as lazy are deferred until that association is actually used.
如果关联被标为惰性的，那么在装载对象时并不通过关联查询所有数据，而是直到实际使用这个关联时才执行查询。
For example, lack of conformed product data throughout the company can prevent querying product metrics across the divisions in the company.
例如，整个公司缺乏统一的产品数据可能会阻碍跨公司各分支机构查询产品指标。
Once we've developed a new report, updated an existing one, or made some new data elements available for ad-hoc querying, we show it to our stakeholders as soon as possible to gain feedback.
一旦我们开发了新的报告，更新了现有的，或为特定的查询提供一些新的数据元素，我们就尽快将其展示给涉众，以获取反馈。
The idea of storing and querying XML in databases came about after the use of XML for data exchange became prevalent.
随着XML被广泛用于数据交换，开始出现了在数据库中储存和查询XML的想法。
It simply enjoys the runtime performance benefits of storing and querying data in a format that's efficient for the target data.
系统会自动采用适合目标数据的格式，应用程序自然而然地获得存储和查询数据方面的运行时性能优势。
The current draft spec from the working group includes definitions for a Database object for accessing and querying a local data store.
该草案当前版本包含了对访问数据库对象和查询本地数据存储的定义。
XML has spawned a set of related standards for querying and transforming data.
XML已有一套查询和变换数据的相关标准。
While these methods can work well for relational data, they are not suitable for querying XML data.
尽管这些方法都适合关系数据，但是不适合查询XML数据。
The following figure shows the structure of an RCTE for querying recursive data.
下图显示了查询递归数据的RCTE结构。
For this beta release, only querying data is supported.
对于这个beta版本，只支持查询数据。
DB2 Viper introduces a new powerful and yet simple environment for storing, indexing, querying, and publishing both relational and XML data.
DB 2Viper为存储、索引、查询和发布关系数据和XML数据提供了一个强大而又简单的新环境。
XQuery is a powerful query language, specifically designed for querying XML data.
XQuery是一种强大的查询语言，专为查询XML数据而设计。
There are four main types of ODBC functions: functions for connection, querying, fetching data, and error reporting.
odbc函数有4种主要类型：用于连接、查询、提取数据和错误报告的函数。
The Semantic Web is an emerging area of technology that is based on a set of standards for representing, querying, and applying rules to data.
语义Web是一种新出现的技术，它以表示数据、查询数据和对数据应用规则的一组标准为基础。
A Web application that makes use of a Derby database for storing and querying data.
使用Derby数据库存储和查询数据的Web应用程序。
They can also query and integrate both forms of data using SQL (with XML extensions, if desired) and XQuery, the emerging standard for querying XML data.
还可以使用SQL（如果愿意，可以加上XML扩展）和XQuery（新出现的 XML数据查询标准）来查询和处理这两种形式的数据。
Originally known as Astoria and released under the name ADO.NET data Services, WCF data Services is a REST-style framework for exposing and querying structured data.
最早称之为astoria，后来以ado.netDataServices的名称发布过第一个版本，之后又更名为WCF数据服务，它是一个暴露和查询结构化数据的REST风格的框架。
XQuery is a W3C standard for querying data from XML files.
XQuery是从XML文件中查询数据的W3C标准。
The DB2 V9.1 release introduced new features for managing, storing, and querying XML data. Some of the new features include.
DB 2V9.1增加了管理、存储和查询XML数据的新特性。
ADO.NET data Services: This framework makes it easier for developers to create REST-style interfaces for querying and update data.
NET Data Services (ado.net数据服务)：这个框架使开发人员为查询和更新数据而创建REST风格的接口更为简单。
Querying for historical data without a timestamp filter will result in the SOAP server returning all historical data and this can overwhelm the system resources.
在没有时间戳过滤器的情况下查询历史数据将导致SOAP服务器返回所有的历史数据，并且这可能淹没系统资源。
The querying functions are capable of coping with the standard database transactions for creating, reading, updating, and deleting data (known as CRUD operations).
查询函数能够处理标准化数据库事务，以便创建、读取、更新和删除数据(通称CRUD操作)。
The following table summarizes the respective advantages of the four different options for querying XML data.
下表总结了查询XML数据的四种不同可选方案的各自优点。
The database schema for some of the tables has been simplified as you no longer need to shred out data for querying purposes.
由于不再需要为了进行查询而分解数据，一些表的数据库模式已经简化了。
By working with the XML data under collections and results, the programmer only has to know the XML data model and the W3C standards for navigating, transforming, and querying the XML data.
通过处理集合和结果中的XML数据，程序员只需了解XML数据模型以及用于导航、转换和查询XML数据的W3C标准。
Sometimes we just need to make the data available for querying and sometimes we're developing a full-fledged report.
有时候我们只需要让数据用于查询，有时候我们要开发健全的报告。
In general, the "right" approach for querying XML data needs to be chosen on a case-by-case basis, taking the application's requirements and characteristics into account.
一般而言，查询XML的“正确”途径需要在“逐个处理”的基础上加以选择，需要考虑应用程序的具体需求和特征。
Collection-based object storage, allowing for referential querying where normalized data is required.
基于集合的对象存储，在需要规范化数据时允许参考查询。
应用推荐