It is identified by an index name that is a parameter to the stored procedure.

它由索引名称标识，索引名称是存储过程的一个参数。

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This might help you better understand the on-line documentation where the -clusterName parameter was identified as required.

这可能有助于理解在线文档中需要指定 -clusterName 参数的地方。

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For example, the toUpper service takes a single parameter named operand and returns the upper case transformation of the resource identified by the URI supplied as the argument.

例如，toUpper服务带有一个叫做operand的参数，并且返回参数uri所表示的资源的大写形式。

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