For example, plain XQuery returns items (such as elements or document fragments) in the result set as one item per row, even if multiple items come from the same document (row) in the database.

例如，普通 XQuery 返回结果集形式的项（例如元素或文档片段），一项作为一行，即便多个项来自数据库中的同一文档（行）也是如此。

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The validation process defined by XML Schema also strongly influenced the XQuery facilities for constructing new elements and assigning their types.

XML Schema 定义的有效过程也极大地影响了用于构造新元素和指派其类型的 XQuery 工具。

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The XQuery in Listing 1 locates all such elements.

清单 1 中的 XQuery 找到所有这样的元素。

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