仅当需要的时候才刷新数据。
刷新数据的方式取决于数据的配置。
The way in which the data is refreshed depends upon its configuration.
动态ram则需要周期性地刷新数据。
动态ram则需要周期性地刷新数据。
但它刷新数据，当我重新启动我的应用。
“刷新数据”。
最后，刷新数据视图，ping从web服务获取数据的控件。
Finally, to refresh the view of your data, ping the component that retrieves data from the Web service.
在这种情况下，即便应用程序刷新数据，也仍然会由服务器缓存，以实现优化。
In this case, even if the application flushes the data, it may still be buffered by the server for optimization.
然后，您仅需要在一定间隔之后连接到后台服务器(如每三十分钟)，以刷新数据。
Then, you would only need to connect to the backend server at some interval (say, every thirty minutes) to refresh the data.
如果要实现流风格的Comet，那么需要使连接保持开启，但是仍然刷新数据。
If you wanted to implement a streaming style of Comet, you would want to keep the connection open, but still flush the data.
当您需要在不重新构建数据的测试或灾难恢复系统上刷新数据时，这种方法很方便。
This can be handy when you want to refresh data on a test or disaster recovery system that doesn't need to be built from scratch.
确保在执行写迭代后刷新数据；否则，它将滞留在缓冲区中，直到向流写入下一次迭代。
Make sure you flush the data after you're done writing an iteration; otherwise, it may be stuck in a buffer until the next iteration is written to the stream.
连接信息保留在工作表中，以便在接收者打开它的时候，它将自动连接到服务器并刷新数据。
The connection information is kept in the worksheet so that, when the receiver opens it up, it connects to the server automatically and the data is refreshed.
数据透视表没有与下层数据共同保存。请使用“刷新数据”命令更新数据透视表。
The PivotTable report was saved without the underlying data. Use the Refresh Data command to update the report.
每过15分钟，Domino服务器就会运行更新任务来刷新数据库中所有视图索引。
Every 15 minutes, the Domino server runs the update task to refresh all view indexes in a database.
JSP页或者Action类都会调用这些方法来检索或者从数据库刷新数据。
These methods are called either by JSP pages or by Action classes to populate or retrieve data.
create和delete调用通过在完成后启动另一个list 来刷新数据显示。
The create and delete calls refresh the data displayed by initiating another list when they complete.
返回刷新数据记录集后存在冲突的、链接到形状的数据记录集行的行ID组成的数组。
Returns an array of the row IDs of data-recordset rows linked to a shape that are in conflict after the data recordset is refreshed.
每次刷新数据时，您都将看到最新版本的数据，包括自从上次刷新数据后对数据所做的所有更改。
Each time that you refresh data, you see the most recent version of the data, including any changes that were made to the data since it was last refreshed.
信息源可能随时处于变化之中，信息采集系统必须时常刷新数据，尽量避免出现失效页面的情况。
Information source may change at any time, so information crawling system has to refresh data in order to avoid failure pages.
特别是当它与使用数据的应用程序的需求不一致时，可能会在目标中频繁地刷新数据，而没有真正地使用数据，从而降低了资源的使用效率。
In particular if it is not coordinated with the demands of the consuming application, data might be frequently refreshed in the target without being consumed, thus using the resource less efficiently.
另外，还可以针对给定URL的最后一次下载的日期和时间使用lastUpdate属性来查询GRplistController对象，并决定何时从Web刷新数据。
You can also query the GRplistController object regarding the date and time of the last download for a given URL using the lastUpdate property and decide when to try to refresh data from the Web.
还可以修改表的大小（每个页面上的条目数量）和数据刷新频率以满足自己的需要。
The size of the table (number of entries per page) and data refresh rates can also be changed to meet the your needs.
所以，针对验证目的而运行基准检验时，必须确保验证期间不会发生数据刷新。
So, when running a benchmark for validation purposes you must ensure that your validation happens during a time when the data will not refresh.
也可以手动刷新侧边栏面板数据。
此后，数据获取、缓存和刷新都是自动处理的。
After that, data retrieval, caching and refreshes are handled automatically.
例如，您可以使用每个缓存项的最长生命周期和过期时间来为需要更新数据的特定用户刷新缓存数据。
For example, you could use the maximum life and expiration time for each cached item to refresh cached data for specific users that need updated data.
您可以查看最近的数据(使用自动刷新)，也可以查看历史数据。
You can view the most recent data (with automatic refresh) as well as just viewing historical data.
因为仅在将数据刷新到磁盘时获得锁，所以性能并不会受到很大的影响。
Since the lock is acquired only while flushing data to disk, performance is not extensively affected.
这允许在需要使用数据时通过服务对整合的数据进行刷新。
This allows refreshing the consolidated data through a service just before the data needs to be consumed.
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