Merging extents to get fewer extents (defragmentation) is beneficial to customers who have a large number of extents in a partition and are likely to run into the partition page overflow problem.

对于那些在一个分区中存在大量区段，并且会遇到分区页溢出问题的用户来说，合并区段来减少区段数量(碎片整理)是非常有好处的。

youdao

Merging extents to get fewer extents (defragmentation) is beneficial to customers who have a large number of extents in a partition and are likely to run into the partition page overflow problem.

对于那些在一个分区中存在大量区段，并且会遇到分区页溢出问题的用户来说，合并区段来减少区段数量(碎片整理)是非常有好处的。

youdao