Figure 4 shows you an example of DNT strings and a good practice of keyword expression because the strings combined without Spaces between words such as WebSite are usually keywords.

图4显示了dnt字符串的一个例子，以及一种很好的关键字表达方式，这种方式将单词组合成字符串，中间不留空格(例如WebSite通常是关键字)。

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The data is then indexed using techniques such as XML pattern expression indexing, B-tree structural indexing, structural indexing, content or keyword indexing, and others.

然后，数据被使用诸如 XML 模式表达式索引、B-树结构索引、结构索引、内容或关键字索引之类技术以及其他技术进行索引。

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A transform expression starts with the optional "transform" keyword followed by a COPY, MODIFY, and a RETURN clause.

转换表达式的开头是可选的“transform”关键字，然后是COPY、MODIFY和return子句。

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