DBA_HIST_SNAPSHOT displays information about the snapshots in the Workload Repository.
| Column | Datatype | NULL | Description |
|---|---|---|---|
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 |
STARTUP_TIME |
TIMESTAMP(3) |
NOT NULL |
Startup time of the instance |
BEGIN_INTERVAL_TIME |
TIMESTAMP(3) |
NOT NULL |
Time at the beginning of the snapshot interval |
END_INTERVAL_TIME |
TIMESTAMP(3) |
NOT NULL |
Time at the end of the snapshot interval; the actual time the snapshot was taken |
FLUSH_ELAPSED |
INTERVAL DAY(5) TO SECOND(1) |
Amount of time to perform the snapshot | |
SNAP_LEVEL |
NUMBER |
Snapshot level | |
ERROR_COUNT |
NUMBER |
Number of errors occurring in the tables for the particular snapshot |