CodePudding user response:
No backup will be lost, and backup recoverCodePudding user response:
The current data file OFFLINE first: the ALTER DATABASE DATAFILE 'ABC. DBF' OFFLINE; Restart the database again,Finally remember next time ONLINE, be sure to perform dielectric recovery process, the need to use the backup data,
CodePudding user response:
Database recovery, if can't solve on their own, please contact: http://www.xifenfei.com/oracle_recover