extents
英 [ɪksˈtɛnts]
美 [ɪkˈstɛnts]
n. 程度; 限度; 大小; 面积; 范围
extent的复数
双语例句
- 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。