| 1. | Database availability : online restores
数据库可用性：在线还原 |
| 2. | Online restores can involve
在线还原可能引起事务延迟。 |
| 3. | Online page restore scenario
在线还原页方案 |
| 4. | Performing online restores
执行在线还原 |
| 5. | Online page restore is particularly useful for pages damaged by hardware error
在线还原页对于因硬件错误而损坏的页尤其有用。 |
| 6. | An online restore attempts to update metadata , and that update might fail if a critical page is involved
这是因为在线还原会尝试更新元数据，如果涉及重要的页面时，则该更新可能会失败。 |
| 7. | For online restore , data is recovered to a point in time consistent with the current state of the online part of the database
对于在线还原，数据将恢复到与数据库在线部分的当前状态一致的时间点。 |
| 8. | When an individual page is damaged , an online page restore allows the page to be restored while the database remains online
如果单个页受到损坏，通过在线还原页可以在数据库处于在线状态时还原该页。 |
| 9. | This is because backing up a log that contains bulk - logged operations requires access to the data files that contain the bulk - logged transactions
仅在下列情况下在线还原顺序才有效：损坏之前备份了所有必要的日志备份。 |
| 10. | For online restore of a non - primary filegroup , the database can stay in use except when the filegroup being restored is being taken offline
对于非主文件组的在线还原，除非要还原的文件组为离线状态，否则数据库可以保持使用状态。 |
