Note
- For V4.3.x, this parameter was introduced in V4.3.3.
- For V4.2.x, this parameter was introduced in V4.2.4.
Description
audit_log_prune_seconds specifies the maximum retention period for audit logs.
Applicability
This content applies only to OceanBase Database Enterprise Edition. OceanBase Database Community Edition does not support the auditing feature.
Privilege requirements
Query the parameter
The
systenant and all user tenants can query this parameter by using theSHOW PARAMETERSstatement or theGV$OB_PARAMETERSview.Modify the parameter
The
systenant and user tenants can modify this parameter by using theALTER SYSTEM SETstatement.
Attributes
Attribute |
Description |
|---|---|
| Type | Int |
| Default value | 0, which indicates that audit logs are not retained. The unit is seconds. Do not include the unit when you set the parameter. |
| Value range | [0, +∞) |
| Modifiable | Yes. You can use the ALTER SYSTEM SET statement to modify the parameter. |
| Effective upon OBServer node restart | No. The setting takes effect immediately. |
Usage
When a new log file is created during log archiving, the system checks whether log cleanup is needed. This parameter can take effect together with audit_log_max_size.
Example
Set the maximum retention period for audit logs to 2 hours.
obclient> ALTER SYSTEM SET audit_log_prune_seconds=7200;