extents

英 [ɪksˈtɛnts]

美 [ɪkˈstɛnts]

n.  程度; 限度; 大小; 面积; 范围
extent的复数

计算机

双语例句

• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。