| SNAP_ID | NUMBER | NOT NULL | Unique snapshot ID | 
| DBID | NUMBER | NOT NULL | Database ID for the snapshot | 
| INSTANCE_NUMBER | NUMBER | NOT NULL | Instance number for the snapshot | 
| CAPTURE_NAME | VARCHAR2(30) | NOT NULL | Name of the capture process | 
| STARTUP_TIME | DATE | NOT NULL | Time that the capture process was last started | 
| LAG | NUMBER |  | Delay (in seconds) between the creation and capture of the most recently captured message | 
| TOTAL_MESSAGES_CAPTURED | NUMBER |  | Total changes captured since the capture process was last started | 
| TOTAL_MESSAGES_ENQUEUED | NUMBER |  | Total number of messages enqueued since the capture process was last started | 
| ELAPSED_RULE_TIME | NUMBER |  | Elapsed time (in hundredths of a second) evaluating rules since the capture process was last started | 
| ELAPSED_ENQUEUE_TIME | NUMBER |  | Elapsed time (in hundredths of a second) enqueuing messages since the capture process was last started | 
| ELAPSED_REDO_WAIT_TIME | NUMBER |  | Elapsed time (in hundredths of a second) spent by the capture process in the WAITING FOR REDOstate | 
| ELAPSED_PAUSE_TIME | NUMBER |  | Elapsed pause time |