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

• 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。
• 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。
• 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 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。
• 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。
• 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。
• 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。
• 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。
• 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。