将该打包模型与纯j 2ee模型进行比较和对比，在其中描述关键变量并列出解决方案的汇编程序具有的可能选择。
This packaging model is compared and contrasted to the pure J2EE model, where key variations are described and possible choices that assemblers of solutions might have are outlined.
当用户选择一个提要时，处理这个提要的内容并列出这个提要中每个条目的标题。
When the user selects a feed, you then process the feed contents and list the headlines for each item in the feed.
如果基于查询工作负载选择一个分区键，那么此分区键通常应该包含一个合并列或常被用于很多查询的一组列。
If you choose a partitioning key based on your query workload, the partitioning key should typically consist of either a joined column or a set of columns that is frequently used in many queries.
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