Web 客户端软件将会只需向代理（Broker）请求一组特定情形下的报价，然后将结果展示给用户。
The Web client software would simply ask the Broker for quotes for a particular set of circumstances, and then present the results back to the user.
当它们完成属于它们的那部分查询处理时，数据库服务器就重组结果数据集，并对其进行处理，然后将最后的答案展示给终端用户。
When they finish processing their parts of the query, the database server reassembles and process the resulting data sets before presenting the final answer to the end user.
相当多的商业程序都只是简单的从数据库取出数据，展示给用户然后给用户一个表格来增加数据。
An awful lot of business applications out there do little more than pull information out of a database, show it to a user, and give the user a form so they can add data.
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