roll forwards

• Rolling forward the transaction log , and then restarting recovery if necessary
  前滚事务日志，然后（如果需要）重新启动恢复。
• You cannot remove files or pages from a roll forward set , but you can add them
  不能删除前滚集中的文件或页，但可以添加它们。
• For an introduction to the redo phase , during which rolling forward occurs , see
  有关重做阶段（在过程中发生前滚）的介绍，请参阅
• Updating of full - text data to reflect changes by rolling forward logs after a restore
  还原后通过前滚日志来更新全文数据，以反映更改。
• As the mirror server redoes the log , the mirror database is continually rolled forward
  当镜像服务器重做日志时，镜像数据库将继续前滚。
• You can roll forward to do recovery as long as redo logs are not overwritten
  如果重做日志没有被重新写入，您就可以通过前滚操作来执行恢复
• Otherwise , all files in the backup being restored are included in the roll forward set
  否则，备份中所有正被还原的文件都将包括在前滚集中。
• Recovering the database requires that the entire set of data being restored the roll forward set
  恢复数据库要求要还原的整个数据集（ “前滚集
• In the clp , you will issue the following to do a restore and roll forward a table space
  在clp中，可以发出以下命令来执行恢复，并前滚表空间：
• Pages in the roll forward set are overwritten with any more recent ones from the differential backup
  前滚集中的页将由差异备份中较新的页覆盖。