ORA-38753: Cannot flashback data file string; no flashback log data.

曾春华

ORA-38753: Cannot flashback data file string; noflashback log data.

Cause: An attempt to perform aFLASHBACK DATABASE failed because the file

does not have enough flashback log data to cover the timeto flash back. Either the

file did not have flashback generation enabled for it, orhad flashback generation

turned off for it some time during the time span of theflashback.

Action: The file cannot be flashedback. The file must be taken offline or the

tablespace dropped before continuing with the FLASHBACKDATABASE

command.