路径表达式与文件系统路径相似。
通过路径表达式可以更简单地表达相同的查询
The same query can be expressed somewhat more concisely as a path expression, as shown in Listing 15.
此外，URL中的任何路径表达式都将被忽略。
XML标记和路径表达式仍然是区分大小写的。
需要路径表达式的JET标签有一个select属性。
JET tags requiring a path expression have a select attribute.
前缀用于在XML文档中导航时使用的任何路径表达式中。
The prefixes are then used in any paths expressions used to navigate in the XML document.
这是因为该查询中的路径表达式仅指向没有名称空间的元素。
This is because the path expression in the query targets only elements that have no namespaces.
表3显示所需的列和它们相应的数据类型和路径表达式。
Table 3 shows the needed columns and their corresponding data types and path expressions.
它们进一步提高XML数据路径表达式查询的效率。
程序路径表达式是路径测试中路径的一种表示方法。
Program path expression is an path representation method in path testing.
get (Person _ . age)是一个路径表达式。
本文揭示了路径表达式与3型文法之间的一种等价关系。
This paper reveals an equivalent relationship between Path Expresson and Type 3 Grammer.
然后，它创建一个使用路径表达式作为输入的in表达式。
Then it creates an in expression with the path expression as input.
利用间隔之间的约束关系，可以根据已压缩的XML数据评估路径表达式。
Using the containment relationships among the intervals, path expressions are evaluated on compressed XML data.
利用路径表达式导航XML查询是XML查询语言的共同特点。
Navigating XML queries by path expression is the common characteristic of XML query languages.
类型列指定路径表达式，则PATH辅助索引可以提高搜索的速度。
Type columns, a PATH secondary index may be able to speed up the search.
不管使用哪个名称，它们都匹配基于它们的代替组head元素的路径表达式。
Whatever names they use, they all match the path expression based on their substitution group head element.
把等价的简单正则路径表达式聚成一个等价类可以减少它的计算成本。
Clustering multiple regular linear path expressions into an equivalent class can help to decrease the cost of their evaluation.
在很多情况下，可以任意使用FLWOR表达式或路径表达式编写查询。
In many cases, it is possible to write a query by using either a FLWOR expression or a path expression.
在路径表达式的每个轴步骤中，节点测试出现在轴和谓词(用于进行任意筛选)之间。
In each axis step of a path expression, the node test comes between the axis and any predicates that might be present for arbitrary filtering.
当查询包含名称空间的XML数据时，需要在路径表达式中指定适当的名称空间信息。
Query XML data that contains namespaces requires you to specify appropriate namespace information in your path expressions.
数据网格查询功能得到了改进，目前支持利用路径表达式通过关联对象字段查询数据。
Some improvements were made in the data grid querying capabilities, now supporting queries on fields of nested objects using path expressions.
XQuery中的路径表达式由一系列的“步(step)”组成，之间以斜杠隔开。
A path expression in XQuery consists of a series of steps, separated by slash characters.
在路径连接方法中路径表达式的计算效率很大程度上依赖于路径表达式的长度。
The computing efficiency of path expression mostly depends on it's size in the methods of path join.
请注意，文件路径中展开的大括号（不是完整的远程路径表达式）已用双引号括上。
Note that the brace expansion of the file path, not the full remote path expression, has been enclosed in double quotes.
如果查询能够执行，但是没有返回数据，那么请仔细检查查询中的路径表达式和名称空间声明。
If your queries execute without error but return no data, double-check the path expressions and namespace declarations in your query.
本文主要讨论两种重要的XQuery表达式：“FLWOR”表达式和路径表达式。
This article focuses on two important kinds of XQuery expressions: FLWOR expressions and path expressions.
而路径表达式则可以在分层的xml元素之间进行导航，并返回在路径末端找到的元素。
A path expression, on the other hand, navigates through a hierarchy of XML elements and returns the elements that are found at the end of the path.
基于DTD,XML的树模型和路径表达式，对节点的值相等和路径节点集作了定义。
Based on DTD, tree model for XML and path expressions, definitions for node value equality and node set are given.
基于DTD,XML的树模型和路径表达式，对节点的值相等和路径节点集作了定义。
Based on DTD, tree model for XML and path expressions, definitions for node value equality and node set are given.
应用推荐