例如，如果需要分析压缩的Apache日志文件，就必须解压它，处理数据，然后重新压缩它。
If you need to analyze a compressed Apache log file, for instance, you must decompress it, process the data, then re-compress it.
此时，您需要将 initrd文件系统重新压缩到一个映像中，并替换 /boot目录下的原有映像。
At this time, you need to recompress the initrd file system to an image and replace the original one under the /boot directory.
对于oltp压缩也是不支持列删除，但是我们可以把列设置为unused的，避免解压缩和重新压缩操作队它的影响。
OLTP compression-drop column is supported, but internally the database sets the column UNUSED to avoid long-running decompression and recompression operations.
无损的压缩虽好，但是为了在大型数据库中节省少量的空间而重新格式化和存储接收的数据，会导致更多问题，实属不值。
Lossless compression is fine, but reformatting and storing received data for a small percentage gain in space in a large database will cause more issues than it's worth.
然而，压缩、重新打包、和收缩在较低级别运行；碎片整理程序在区段级别运行。
However, compress, repack, and shrink operate at the row level; the defragmenter operates at the extent level.
它们源自休斯敦约翰逊航天中心录制的原始录音磁带，这些录音磁带最近被重新数字化，使之成为未压缩的高保真录音。
They have been taken from the original magnetic tape recordings made at Johnson Space Center, Houston, which have recently been re-digitised to make uncompressed, higher-fidelity audio recordings.
用gzip/‘zlib’压缩已重新构造的文件使处理时间又增加了四分之一秒。
Compressing the restructured file with gzip/'zlib' adds another quarter second to the process time.
Informix 11.70还提供压缩、重新打包、和收缩功能。
同样令人感兴趣的是，这一重新构建的XML的压缩在原始文本形式的Weblog获得的最佳压缩的7%以内。
It is also interesting that the compression of this restructured XML is within 7% of the best-obtained compression of the original textual Weblog.
图后部的绿色条和蓝色条表示不使用重新构造过程对块进行压缩所取得的压缩效果。
The green and blue bars at the back of the graph represent the compression achievable by compressing blocks without a restructuring pass.
然而，以前将XML重新构造与一般压缩算法相结合的技术是作用于整个XML文档级别的。
However, previous techniques for combining XML restructuring with generic compression algorithms have operated at the level of entire XML documents.
这些可以经过压缩，发送到另一台主机，然后保存到转储文件的相同目录中，这样就不需要重新加载完整的转储文件。
These files can be zipped, sent to another machine, and placed in the same directory as the dump, making a complete reload of the dump unnecessary.
注意，应该将子集架构压缩到一个文件中；当工具重新生成IEPD时，它将被解压。
Note that you should zip the subset schemas into one file; when the tool regenerates the IEPD, it will be unzipped.
这保证了事物不会由一定质量被压缩成为一个无限大密度的“奇点”，相反地，事物像弹簧一样反弹，并且开始重新扩张。
This prevents matter from compressing indefinitely to a singularity of infinite density. Instead, matter rebounds like a spring, and starts expanding again.
这些冲突操作包括：压缩、重新打包、收缩、更改、在线索引构建、截断、以及删除。
These conflicting operations include: compress, repack, shrink, alter, online index build, truncate, and drop.
本文中图表最有趣的部分是重新构造块策略的压缩特征。
The aspect of the charts that is most interesting for this paper is the compression characteristics of the restructuring block strategy.
本文压缩文档中包含两个块级别重新构造的实现。
The article archive contains two implementations of block-level restructuring.
启用，解释如何处理可以从本文下载的压缩文件，提供给您可以重新使用的完整示例。
Enablement, which explains how to deal with the zip file available for download from this article, which gives you a complete example that you can reuse.
如前所述，重新构建XMLWeblog极大地帮助了gzip压缩。
As before, restructuring the XML Weblog AIDS gzip compression extremely significantly.
注意：如果选择将文件解压缩到不同的位置，可能必须稍后重新配置Ant构建文件和消息流属性。
Note: if you choose to unzip the files to a different location, you may have to reconfigure the Ant build file and the message flow properties later.
未经所有者同意重新灌装或运输压缩气体钢瓶是侵犯联邦法律的行为。
Refilling or shipping compressed gas cylinders without the consent of the owner is a violation of Federal law.
同时，重新创建了名为css的目录，并将其中的内容压缩到了最初的位置。
Also, the directory named CSS is recreated with its contents extracted in situ.
未被水-空气分离器或冷凝过滤器分离的液态水随着压缩空气在离开干燥器之前被加热而重新蒸发成为气体。
Is not water-air separator or condensation of liquid water separation filter with compressed air dryer in leave before is heated to evaporation become gas.
因此，压缩、重新打包、和收缩可能会像碎片整理程序一样，能够减少分区总的区段数量。
So compress, repack, and shrink might be able to reduce the total number of extents for a partition, just like the defragmenter.
重新组织索引时，除了重新组织一个或多个索引外，默认情况下还将压缩聚集索引或基础表中包含的大型对象数据类型(lob)。
Besides reorganizing one or more indexes, large object data types (LOBs) that are contained in the clustered index or underlying table are compacted by default when an index is reorganized.
近些年，一些企业迫于节能压力，开始重新认识压缩机的能耗，压缩机也开始成为被关注的节能对象。
In recent years, some enterprise under pressure, energy saving and started to know the energy consumption of the compressor, compressor has become a concern of energy saving of object.
有损压缩方案是最好的解码处理器，因为它要重建并重新创建丢失的数据，这实质是什么处理器设计。
Lossy compression schemes are best decoded in the processor, because it is necessary to rebuild and recreate the lost data, which in essence is what the processor is designed for.
该项目通过设计，更加压缩了空间，节省了开支，重新定义了房车的概念。
The project re-envisions the concept of the trailer-home by minimizing its design to a more compact scale and affordable level.
实验结果表明该算法对数字音频信号的滤波、有损压缩、重新采样等操作具有很强的稳健性。
The experimental results show that the algorithm is robust to many operations on digital audio signal, such as filter, lossy compression, and so on.
实验结果表明该算法对数字音频信号的滤波、有损压缩、重新采样等操作具有很强的稳健性。
The experimental results show that the algorithm is robust to many operations on digital audio signal, such as filter, lossy compression, and so on.
应用推荐