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

• 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。
• Three extents can be seen in this table.
  可以看到，该表中有三个区段。
• 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 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。