mirror_sess_hist_age_threshold
Use this system parameter to identify the number of days of session history to maintain.
Versions supported—CDC Replication Engine for Oracle databases version 6.3.x and version 6.5.x
If the value is set to a positive number, the session history will be purged accordingly. A negative number results in the retention of all log information.
- Minimum Setting
- -1
- Default Setting
- 3