一个星型连接查询通常包含一个事实表和几个维度表，事实表和每个维度表之间都有连接谓词。
A star join query typically involves a fact table and several dimension tables, with join predicates between the fact table and each dimension table.
按照典型的星型数据库设计，一个事实表包含按产品、地区和时间段排序的销售数据。
Using a typical star schema database design, a fact table might contain sales data by product, region, and time period.
随着禽类H5N1型病毒被逐步控制，除埃及和印度尼西亚之外，仅有零星的人类患病报告。
Reports of human cases occur only very sporadically, apart from Egypt and Indonesia, following the progressive control of H5N1 in poultry.
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