但是有时也可能有必要显式地清除缓存。
有时需要自己清除缓存。
清除缓存的应用程序：为什么它不工作？
该变量用于设置清除缓存的时间间隔；默认值为60。
This variable is used to set the time interval for cache cleaning; the default value is 60.
完成后，需要构建propel模型并清除缓存。
Once we're done, we need to build the propel model and clear the cache. At the command line, in /column/protected/sf_column, execute the following commands
处理此问题最简单的办法是为作出更改的用户清除缓存。
The easiest way to deal with this problem is to flush the cache for the user who has made the changes.
当你使用完web邮箱的时候，你可以在浏览器设置里清除缓存。
When you are done using your Web mail, you can go into the Settings for the browser and clear out the cache.
这个方法使用JCS的remove和clear方法来清除缓存对象。
The method USES JCS's remove and clear methods to clean up the cache objects.
提供快捷按钮，可以清除缓存、cookies，并支持Fiddler流模式。
More convenient buttons to clear cache, clear cookies, and enable Fiddler Streaming mode.
如果是缓存集群，“清除缓存”调用会让所有副本都失效，这通常被称为“拉(pull)”更新策略。
If the cache is clustered the "evicts cache" call will invalidate all replicates, which is often referred to as a "pull" update policy.
如果这个模板有多个缓存，你可以用第二个参数指定要清除缓存的缓存号，还可以通过第三个参数指定编译号。
If you have multiple caches for this template, you can clear a specific cache by supplying the cache id as the second parameter. You can also pass a compile id as a third parameter.
作为一种可选择的，使用默认基于文件的缓存机制，你可以定制自定义缓存处理函数用以读、写、清除缓存文件。
As an alternative to using the default file-based caching mechanism, you can specify a custom cache handling function that will be used to read, write and clear cached files.
在一个事务中更新数据库；在上一个事务完成前就清除缓存；为了安全起见，无论事务成功与否，在事务完成后再次清除缓存。
Updates database in a transaction; evicts cache before the previous transaction completes; evicts cache again for safety after the previous transaction has completed successfully or not.
如果使用有状态会话，不要忘记在执行DML前清除缓存，否则Hibernate将会更新或清除相关缓存(见下面的范例10)。
If you use a stateful session, don't forget to clear the cache before you execute the DML otherwise Hibernate will update or evict the related cache (See the Example 10 below for details).
下表显示了可以使用的缓存清除范围。
The table below shows the range of cache clearing available.
命令历史记录不会在会话与会话之间持续；会话结束时，缓存就会被清除，这通常发生在运行QUIT 命令之后。
The command history does not persist from session to session; the cache is cleared when the session ends, which normally happens after you run the QUIT command.
他们还可以启用或禁用GZIP压缩，并设置缓存清除的级别。
They can also enable or disable GZIP compression and set the level of cache cleanout.
通过在DML更新前清除会话缓存，我们将时间缩短到了4分钟，全部都是将数据加载到会话缓存中花费的时间。
By clearing the session cache before DML update, we cut the time to about 4 minutes, all of which is needed by the data loading into the session cache.
在这个实例中，高速缓存系统是自清除种类的。
In this instance, the cache system is of the self-pruning variety.
通过使用稍微有些复杂的清除技巧，我们就能缓存超过90%的页面，而且还可能更多。
By using only slightly more sophisticated sweeping techniques, we will be able to cache well over 90% of our page hits, and perhaps more.
正面评价：不必清除XSL处理器缓存。与样式表关联的XSL处理器可以一直使用到样式表改变为止，但样式表的更改一般不会在运行时发生。
A positive note: the XSL processor cache does not need to be flushed; XSL processors with associated style sheets can be used until the style sheets change, which typically does not occur at run time.
这将清除本地缓存，但该缓存的存在是有原因的—为了加速用户的会话。
[This will clear the local cache, but obviously the cache is there for a reason - to speed up user's sessions].
清除高速缓存对象减少了它的内存量。
条目过期失效 —各条目均有一个有效的期限以便针对此键存储的信息在过于陈旧时可从缓存中清除这些条目。
The item is expired — Individual items can have an expiration to allow them to be flushed from the cache when the information stored against the key is likely to be too old.
更好地调优性能的一个方法是，调整缓存清除的级别。
One of the ways that you can fine tune performance is to adjust the level of cache scrubbing.
最后需要几个用于在使用JCS、缓存项和缓存区域后清除它们的常用缓存实用程序。
The last of the more common cache utilities you might need are for cleaning up JCS, the cached items, and the cache region after you are finished working with them.
最后需要几个用于在使用JCS、缓存项和缓存区域后清除它们的常用缓存实用程序。
The last of the more common cache utilities you might need are for cleaning up JCS, the cached items, and the cache region after you are finished working with them.
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