The need for an XML Query language.
XML查询语言的需求。
Recently, a new standards-based XML query language has been published.
最近，一种新的、基于标准的XML查询语言已经发布。
An XML query language (XQuery) is very useful for implementing caching with feature objects.
XML查询语言(XML query language,Xquery)对于使用功能对象来实现缓存非常有用。
This gives an XML query language additional degrees of freedom for dealing with missing data.
这给了XML查询语言更多自由度来处理丢失的数据。
Therefore, each operator in an XML query language must be well defined for all these possible inputs.
因此，应为所有这些可能的输入很好地定义XML查询语言中的每个运算符。
With information specified as an XML document, you can retrieve data with an XML query language, like XQuery.
如果信息用XML文档给出，可以用XML查询语言如XQuery检索数据。
One of the earliest activities of the query working group was to draw up a formal statement of requirements for an XML query language.
Query工作组的早期活动之一就是起草xml查询语言需求的正式声明。
To exploit this flexibility, an XML query language must provide features for retrieving and interpreting information from these diverse sources.
为了利用这种灵活性，一个XML查询语言应该提供检索和解释不同数据源信息的特征。
At present, the industrial circles and academic made a lot of XML query language, grammatical forms and query capabilities in various languages are different.
目前，工业界和学术界提出了很多种XML查询语言，各种语言在语法形式和查询能力上都不尽相同。
Recognizing the importance of an XML query language, the World Wide Web Consortium (W3C) organized a query language workshop called QL '98, which was held in Boston in December 1998.
认识到XML查询语言的重要性，万维网联盟(WorldWideWeb Consortium,W3C)于1998年12月在波士顿组织了一场名为QL98的查询语言专题讨论会。
Nevertheless, throughout the design process, a reasonably stable consensus existed in the working group about at least some of the principles that should underlie the design of an XML query language.
尽管如此，整个设计过程中，工作组至少在设计XML查询语言应遵守的部分原则上达成了相当稳定的一致意见。
Nevertheless, throughout the design process, a reasonably stable consensus existed in the working group about at least some of the principles that should underlie the design of an XML query language.
尽管如此，整个设计过程中，工作组至少在设计XML查询语言应遵守的部分原则上达成了相当稳定的一致意见。
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