RC_BACKUP_ARCHIVELOG_DETAILS provides detailed information about backups of archived redo log files.
This view is primarily intended to be used internally by Enterprise Manager.
| Column | Datatype | Description | 
|---|---|---|
| BTYPE | CHAR(9) | The backup type container, which can be BACKUPSET,IMAGECOPY, orPROXYCOPY. | 
| BTYPE_KEY | NUMBER | A unique identifier for the backup type. For backup sets, it is VS_KEY; for image copies, it isCOPY_KEY; for proxy copies it isXAL_KEY. | 
| SESSION_KEY | NUMBER | Unique identifier for this session. Use for joins with RC_RMAN_BACKUP_JOB_DETAILS. | 
| SESSION_RECID | NUMBER | The RECIDfrom the control file for the target database which corresponds to this RMAN session. | 
| SESSION_STAMP | NUMBER | The STAMPfrom the control file for the target database which corresponds to this RMAN session. | 
| DB_KEY | NUMBER | The primary key for this database in the recovery catalog. Use this column to join with almost any other catalog view. | 
| DB_NAME | VARCHAR2(8) | The DB_NAMEof the database incarnation to which this record belongs. | 
| ID1 | NUMBER | For archived logs in backup sets, this column contains SET_STAMP. For proxy copy or image copy backups, this column contains theRECIDfrom the control file. | 
| ID2 | NUMBER | For archived logs in backup sets, this column contains SET_COUNT. For image copy or proxy copy backups, this column containsSTAMP. | 
| THREAD# | NUMBER | Thread number of this archived redo log file. | 
| SEQUENCE# | NUMBER | Sequence number of this archived redo log file. | 
| RESETLOGS_CHANGE# | NUMBER | SCN of OPEN RESETLOGSbranch for this archived log. | 
| RESETLOGS_TIME | DATE | Time of OPEN RESETLOGSbranch for this archived log. | 
| FIRST_CHANGE# | NUMBER | Starting SCN for this archived log file. | 
| FIRST_TIME | DATE | Time corresponding to starting SCN for this archived redo log file. | 
| NEXT_CHANGE# | NUMBER | Ending SCN for this archived redo log file. | 
| NEXT_TIME | DATE | Time corresponding to the ending SCN for this archived redo log file. | 
| FILESIZE | NUMBER | Size of backed up redo log file, in bytes. | 
| COMPRESSION_RATIO | NUMBER | Compression ratio for this backup. | 
| FILESIZE_DISPLAY | VARCHAR2(4000) | Same value as FILESIZE, but converted to a user-displayable format, for example, 798.01M or 5.25G. |