Speed is sometimes about pure performance, as in how quickly a system answers a query, but more important is the broad notion of "speed to insigt.
速度有时就是形容一个纯的处理时间，也就是系统对问题的反应有多快，但是更重要的是开阔的概念“去洞悉速度”。
You cannot express this particular query in pure XQuery (with no SQL) because the data to be returned includes company IDs, which are stored in an SQL integer column.
这个查询不能用纯x Query(不含SQL)表达出来，因为要返回的数据包括公司ID，它存储在一个SQL整数列中。
You cannot express this particular query in pure XQuery (with no SQL) because the data to be returned includes company IDs, which are stored in an SQL integer column.
这个查询不能用纯x Query(不含SQL)表达出来，因为要返回的数据包括公司ID，它存储在一个SQL整数列中。
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