当预取数量发生变化时。
工作负载读写单行，因此它无法利用预取。
The workload is reading and writing single rows, so it cannot take advantage of prefetching.
更改了预取(prefetch)大小之后。
只有已选文件夹参与预取操作和模式缓存。
Only the selected folders participate in the pre-fetch operation and schema caching.
这让处理器可以提前准备分支操作（例如预取指令）。
This allows the processor to prepare for the branch ahead of time (prefetching the instructions, for instance).
预取活动可以通过异步和同步的读I/O来确认。
The prefetching activity can be validated by the amount of asynchronous versus synchronous read I/O.
Google 所作的另外一件事情是预取结果。
数据库中的表空间仅仅配置了一个容器，以致无法进行预取。
The table spaces in the database are set up with only one container each so that prefetching cannot take place.
添加新连接之后，所有模式信息都被异步地预取和缓存。
After adding a new connection, all schema information is asynchronously pre-fetched and cached.
该文介绍了一种基于邮件预取策略的嵌入式邮件客户端。
This paper attempts to describe a prefetching-mail strategy based embedded mail client.
模拟结果表明，该方法对能量受限预取优化问题是有效的。
Experimental results show that the approach is effective for energy-constrained prefetching optimization problem.
这些预取的服务器对象在相应的连接之下以文件夹的形式列出。
These fetched server objects are listed as folders under the corresponding connection.
PREFETCHSIZE指定在执行数据预取时将从表空间读取的页数。
PREFETCHSIZE specifies the number of pages to be read from the table space when data prefetching is being performed.
借助数据挖掘领域中序列模式挖掘的方法，提出了相应的预取算法。
The corresponding prefetching algorithm, which comes from the sequential pattern mining method in data mining area, is also raised.
同时采用自适应的预取大小，能有效的避免预取抖动，降低磁盘能耗。
Meanwhile, its adaptive prefetching size can prevent read-ahead thrashing and reduce the disk energy consumption.
抽样页也是预取的，所以该方法将比行级贝努里(Bernoulli)抽样更快。
The sampled pages are also prefetched, so this method would be faster than row-level Bernoulli sampling.
对于大循环，调度预取距离可设置为1(即，预取指令附在第一次迭代前)。
For large loops, prefetch scheduling distance can be set to 1 (that is, schedule prefetch instructions one iteration ahead).
此外，简化视见体的可见性判断和数据预取策略，实现可见数据的动态管理。
In addition, dynamical management of terrain dataset in view field was implemented effectively by visible detection based on the simplified view frustum and terrain data prediction strategy.
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。
The Workers can be used to prefetch data or perform other ahead-of-time operations to provide a much more lively UI.
对于小的循环体(即有很少的循环迭代计算)，预取距离必须调度不止一次迭代。
For small loop bodies (that is, loop iterations with little computation), the prefetch scheduling distance must be more than one iteration.
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。
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.
异步读取比率如此小的原因是因为数据库中的表空间每个仅仅设置了一个容器，以致无法进行预取。
The reason why the asynchronous read ratio is so small is because the table Spaces in the database are set up with only one container each so that prefetching cannot take place.
针对GPU异构系统上的应用映射提出三种基本负载均衡优化策略：预取、流化、任务划分。
Three basic load balance strategies on mapping applications onto GPU are presented: Prefetch, stream computing, task division.
当第一个块被取尽之后，应用程序可以立即得到预取的第二个块中的行，并接着请求下一个块。
Once the first block is exhausted, the application is immediately given the rows from the second block that were pre-fetched as DB2 Connect moved ahead and requests the next block.
然后行id扫描(RIDSCN)操作符将扫描这些行，触发行预取，并将行id传递到fetch操作符。
The row ID scan (RIDSCN) operator then scans these row IDs, triggers row prefetching, and passes the row IDs to the fetch operator.
在获取每条指令期间会出现某种延迟，可以通过预取指令并对其进行存储以用于后续的执行，从而避免延迟。
Fetching each instruction involves a certain latency that can be avoided by prefetching instructions and storing them for later execution.
该预取指令可以与系统互连事务一起或作为单独的事务发送到系统中包括所述目标处理器的设备。
The prefetch directive may be sent along with system interconnection transactions or sent as a separate transaction to devices including the target processor in the system.
基于带权语义距离的网页预取方法对用户兴趣进行归纳，用带权语义距离反映词与词之间的概念关系。
The Web prefetching method based on weighted semantic distance induces the user interests and reflects the concept relations of the terms by weighted semantic distance.
更加优秀预取路径：我们设计了预取路径引擎(提前加载)更加智能以至于能通过更多的方法来优化它创建的查询。
Even Better prefetch Paths: We made the prefetch path engine (eager loading) even smarter so it now knows more ways to optimize the queries it has to create.
更加优秀预取路径：我们设计了预取路径引擎(提前加载)更加智能以至于能通过更多的方法来优化它创建的查询。
Even Better prefetch Paths: We made the prefetch path engine (eager loading) even smarter so it now knows more ways to optimize the queries it has to create.
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