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- roll forward facility 预置性能
- Roll forward continues from this point. 前滚将从此点继续进行。
- Roll forward to the end of logs and complete. 前滚到日志的结束,然后完成备份。
- LSN at which the next roll forward must start. 下一次前滚必须开始时的LSN。
- LSN at which the online roll forward on this file can stop. 对此文件的在线前滚可以停止时的LSN。
- This allows roll forward to continue with the next statement in the sequence. 从而使前滚按顺序在下一条语句中继续进行。
- Adding a file or page might require repeating some of the roll forward. 添加文件或页可能需要重复某些前滚。
- 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。
- Rolling forward the transaction log. 前滚事务日志。
- A roll forward set is defined by restoring a series of one or more data backups. 前滚集是通过还原一系列的一个或多个数据备份来定义的。
- Log files that no database in the storage group needs to roll forward are truncated (deleted from the disk). 存储组中的数据库不需要前滚的的日志文件将被截断(从磁盘中删除)。
- Oracle uses archived logs to roll forward to consistent state and Undo table space to rollback any uncommitted data. Oracle使用归档日志来前滚到一致状态,并撤销表空间来回滚任何未提交数据。
- The oldest file or page in the roll forward set determines the starting point for the next phase: redo (roll forward). 前滚集中最早的文件或页将决定下一阶段(重做,即前滚)的起点。
- 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。
- The data is only required in the transaction logs for recovery and log roll forward after a restore. 只有在还原后的恢复和日志前滚时,事务日志中的数据才是必需的。
- The data must be rolled forward to the target point. 数据必须前滚到目标点。
- This makes the rolled forward data transactionally inconsistent. 这会导致前滚数据在事务上不一致。
- This rolls forward all completed transactions up to 9:45 P.M. 所有完成的事务都将前滚到晚上9:45。
- The truck rolled forward and demolished all the wooden fences. 卡车轧毁了所有的木制篱笆。
- The wheel of history rolls forward with an irresistible force. 势不可挡。
