extents
英 [ɪksˈtɛnts]
美 [ɪkˈstɛnts]
n. 程度; 限度; 大小; 面积; 范围
extent的复数
双语例句
- However, the REPACK option does not necessarily reduce the number of extents.
然而，REPACK选项不一定减少盘区数量。 - The second problem, of course, is that a table or an index with many highly active extents will suffer from performance degradation due to increased disk head movement and increased contention for head positioning with other objects in the database.
当然，第二个问题是，有很多高度活跃的盘区的一个表或索引将遭遇性能降低，因为磁头移动的增加和磁头与数据库中其他对象的位置争用的增加。 - Ideally there is a large enough contiguous block of storage to cover all the extents in the partition.
理想情况下，存在一个足够大的连续存储块来涵盖分区中的全部区段。 - Use oncheck-pt to check on the number of partition extents after defragmentation.
可在碎片整理完成后，利用oncheck-pt来检查分区区段的数量。 - Three extents can be seen in this table.
可以看到，该表中有三个区段。 - This indicates that the sales table contains three extents.
这指出了销售表包含三个区段。 - When using linear logging on the other hand log file extents will be continually allocated as required.
另一方面，使用线性日志记录时，将根据需要继续分配日志文件扩展。 - When using circular logging log file extents are reused once they no longer contain active log data.
使用循环日志记录时，当日志文件扩展不再包括活动数据日志时，会将其进行重新使用。 - Ext4 replaces ext3's mechanism with extents to improve allocation and support a more efficient storage structure.
ext4使用区段取代ext3的机制，从而改善了空间的分配，并且支持更加高效的存储结构。 - Log file extents can be specified as primary or secondary.
日志文件扩展可以指定为主扩展或次扩展。 - Behind the scenes, the LVM system allocates storage in equal-sized "chunks", called extents.
在幕后，LVM系统以大小相等的“块”（称为“范围”）为单位分配存储量。 - Given this behaviour ensure that there are a reasonable number of secondary extents.
此行为可确保有合理数量的次扩展。 - It also includes extents with multi-block and delayed block allocation for performance.
它还包括多块和延迟块分配，以提升性能。 - The extents of the viewport can be anything you want them to be.
viewport的扩展可以是您希望的任何东西。 - If tables have too many extents, it is very likely that those extents are interleaved.
如果表拥有太多区段，那些区段就很可能是交错的。 - For maximum efficiency, frequently accessed tables should have as few extents as possible.
为达到效率最大化，频繁访问的表区段应当越少越好。 - Secondary log file extents are allocated dynamically by the queue manager when the primary files are exhausted.
次日志文件扩展由队列管理器在主文件耗尽的情况下动态分配。 - There are two problems with tables that have lots of extents, or at least there used to be.
那些有很多盘区、或者至少曾经有过的表，存在两个问题。 - This feature checks the consistency and the corruption on data and extents, which is currently done through the oncheck utility.
这个特性检查数据和区段的一致性和损坏，当前这是通过oncheck实用程序完成的。 - 10 primary extents and10 secondary extents for the log specified with the-lp10 and-ls10 flags.
使用-lp10和-ls10标志为日志指定10个主扩展和10个次扩展。 - Modify the entry for LogPrimaryFiles to the required value to change the number of primary extents.
将LogPrimaryFiles条目修改为所需的值，以更改主扩展的数量。 - These include pages allocations from both mixed extents and uniform extents.
这些页包括从混合区和统一区中分配的页。 - The use of different fibers will affect all the selection criteria, although to different extents.
使用不同的纤维原料会影响织物的各项性能，尽管影响的程度不同。 - To quantitatively determine urban land use extents and development densities, sub-pixel impervious surface areas were mapped for this area.
为了量化城市土地利用程度和开发密度，对研究区基于子像元的非渗透表面丰度进行了分类。 - Subsidies are used to varying extents in both market economies and in command economies.
在市场经济和指令性经济中都存在不同范围的补贴。 - The following illustration shows the sequence of pages used by the database engine to allocate and manage extents.
下图显示了数据库引擎用来分配和管理区的页顺序。 - RESULTS Twenty dermal ulcer patients recovered, 6 mummification necrosis patients improved at some extents.
结果26例中有20例皮肤溃疡者基本痊愈，6例干性坏疽者有不同程度的好转。 - Extents are a collection of eight physically contiguous pages and are used to efficiently manage the pages.
区是八个物理上连续的页的集合，用来有效地管理页。 - Although you can allocate additional extents, the blocks themselves are allocated separately.
尽管你可以进行额外的扩展，但是块本身是被隔开分派的。 - In2008, a majority of safety barrier and isolator suppliers see a declining performance to different extents.
2008年，大部分安全栅和隔离器供应商业绩出现了不同程度的下滑。