Some pre-processing may also be associated with the data prefetch.
可以将一些预处理与数据预取相关联。
When DB2 does not have an index in the appropriate order for sort avoidance or when DB2 USES any index the LIST PREFETCH way, then an order BY will most certainly cause a data sort.
如果DB 2没有一个适当次序的索引可以避免排序，或者当DB 2以LIST PREFETCH方法使用任何索引时，那么一个ORDERBY必定会引起数据排序。
The Workers can be used to prefetch data or perform other ahead-of-time operations to provide a much more lively UI.
这些Workers可用于预取数据或执行其他预先操作，从而提供一个更加实时的UI。
Based on the query pattern and the real query parameters, it developed two intelligent prefetch algorithms to fit two kinds of demand in data query.
基于这些模板和参数，提出了两种智能预取算法以适应两类不同的数据查询需求。
When the external agent has data, it may create and issue a prefetch directive.
当外部代理具有数据时，产生并发出预取指令。
Tests prove that the average data transfer rate of the RAID which uses the read prefetch policy increases! by 60 % , meeting the high requirement of I/O performance in digital systems.
实验表明，采用顺序读预取策略的实际读平均数传率提高了60％，可以满足数字化系统对I/O性能的高要求。
Tests prove that the average data transfer rate of the RAID which uses the read prefetch policy increases! by 60 % , meeting the high requirement of I/O performance in digital systems.
实验表明，采用顺序读预取策略的实际读平均数传率提高了60％，可以满足数字化系统对I/O性能的高要求。
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