V$FLASHBACK_DATABASE_STAT

发布时间：2020-12-15 06:48:49 所属栏目：百科来源：网络整理

导读：? V$FLASHBACK_DATABASE_STAT V$FLASHBACK_DATABASE_STAT displays statistics for monitoring the I/O overhead of logging flashback data. This view also displays the estimated flashback space needed based on previous workloads. Column Datatype

V$FLASHBACK_DATABASE_STAT

V$FLASHBACK_DATABASE_STAT displays statistics for monitoring the I/O overhead of logging flashback data. This view also displays the estimated flashback space needed based on previous workloads.

Column	Datatype	Description
`BEGIN_TIME`	`DATE`	Beginning of the time interval
`END_TIME`	`DATE`	End of the time interval
`FLASHBACK_DATA`	`NUMBER`	Number of bytes of flashback data written during the interval
`DB_DATA`	`NUMBER`	Number of bytes of database data read and written during the interval
`REDO_DATA`	`NUMBER`	Number of bytes of redo data written during the interval
`ESTIMATED_FLASHBACK_SIZE`	`NUMBER`	Value of `ESTIMATED_FLASHBACK_SIZE` in `V$FLASHBACK_DATABASE_LOG` at the end of the time interval

（编辑：李大同）

【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!