Although grouping and aggregation can be expressed in XQuery using self-joins, it is quite awkward.

尽管可利用自连接在XQuery中表示分组和聚集，但那非常糟糕。

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Productivity increases can be gained within the user community by enabling self-service aggregation and integration of business data.

通过使用自助服务聚合和业务数据集成，社区用户能够提高生产力。

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The Application Integration patterns integrate the Self-Service, Collaboration, Extended Enterprise, and Information Aggregation business patterns.

应用程序集成模式集成了自服务、协作、扩展的企业、以及信息聚合业务模式。

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Personal Capital delivers a high tech and high touch wealth management service via powerful financial aggregation and self-service analysis tools, but also provides live financial advisors for clients who want help in constructing and maintaining a diversified and balanced portfolio.

FORBES: 10 Rules For Disruptors In The Financial Services Industry