053-431

Which of the following options describes Segment Shrink?
A. Reclaims space above and below the high-water mark without using additional space
B. Moves rows to a new physical location, resetting the high-water mark, but uses additional space during the operation
C. Deallocates space above the high-water mark that is currently not in use
D. None of the above

  段收缩:主要就是调整高水位来利用更多的空闲空间

  

posted @ 2017-11-14 15:42  巴啦啦大魔王  阅读(73)  评论(0编辑  收藏  举报