1. Database Reference
  2. Dynamic Performance Views
  3. Dynamic Performance (V$) Views: V$ACCESS to V$HVMASTER_INFO
  4. V$BACKUP_SET_SUMMARY

7.99 V$BACKUP_SET_SUMMARY

V$BACKUP_SET_SUMMARY provides summary information for a backup set.

Column Datatype Description

NUM_BACKUPSETS

NUMBER

Total number of backup sets created

OLDEST_BACKUP_TIME

DATE

Oldest backup start time

NEWEST_BACKUP_TIME

DATE

Newest backup start time

OUTPUT_BYTES

NUMBER

Number of output bytes (not including multiple copies)

ORIGINAL_INPUT_BYTES

NUMBER

Number of input bytes when backup sets were created

ORIGINAL_INPRATE_BYTES

NUMBER

Average input rate

OUTPUT_RATE_BYTES

NUMBER

Average output rate

COMPRESSION_RATIO

NUMBER

The ratio between the total blocks in the datafile and the blocks that RMAN backed up. This is not the the ratio from the AS COMPRESSED BACKUPSET clause of the BACKUP command.

ORIGINAL_INPUT_BYTES_DISPLAY

VARCHAR2(4000)

Displayable format for input bytes

OUTPUT_BYTES_DISPLAY

VARCHAR2(4000)

Displayable format for output bytes

ORIGINAL_INPRATE_BYTES_DISPLAY

VARCHAR2(4000)

Displayable format for input rate

OUTPUT_RATE_BYTES_DISPLAY

VARCHAR2(4000)

Displayable format for output rate

CON_ID

NUMBER

The ID of the container to which the data pertains. Possible values include:

  • 0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.

  • 1: This value is used for rows containing data that pertain to only the root

  • n: Where n is the applicable container ID for the rows containing data