Oracle LogMiner
Describes restrictions for Oracle LogMiner on Autonomous Database.
Archived Log Retention Maximum is 48 Hours
Autonomous Database archived log files are kept for up to 48 hours. LogMiner can only access up to 48 hours of archived log files.
If you attempt to mine log files older than 48 hours, LogMiner reports
ORA-1285: "error reading file"
.
Parent topic: Notes for Users Migrating from Other Oracle Databases