Used to synchronize shrink operations in the fast append - only storage unit manager 用于同步在快速仅限追加存储单元管理器中的收缩操作。
If a backup operation overlaps with a file - management or shrink operation , a conflict arises 如果备份操作与文件管理操作或收缩操作重叠,则产生冲突。
Therefore , if a shrink operation must be performed , you should not to do it after fragmentation is removed 因此,如果必须执行收缩操作,则不应在删除碎片后进行。
Running dbcc shrinkfile or dbcc shrinkdatabase may introduce fragmentation if an index is moved partly or completely during the shrink operation 如果在收缩操作中对索引进行部分或完全移动,则运行dbcc shrinkfile或dbcc shrinkdatabase可能产生碎片。