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

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