1. Add disk space and increase DB_RECOVERY_FILE_DEST_SIZE.
2. Backup files to tertiary device using RMAN.
3. Consider changing RMAN retention policy.
4. Consider changing RMAN archivelog deletion policy.
5. Delete files from recovery area using RMAN.
1. A database crash happened during file creation.
2. A backup control file was restored.
3. The control file was re-created.
4. DB_RECOVERY_FILE_DEST has previously been enabled and then disabled.
1. Make the LOB smaller before performing the conversion, for example, by using SUBSTR on CLOB
2. Use DBMS_LOB.SUBSTR to convert CLOB to CHAR or BLOB to RAW.
- at the table level for a partitioned table
- at the partition level for a composite partition. An attempt was made to use the TABLESPACE DEFAULT option in a different context.