Note
For V4.4.0, this parameter is available starting with V4.4.0.
Description
ob_result_cache_evict_percentage specifies the eviction threshold of the result cache.
Privilege requirements
Query the parameter
The
systenant and all user tenants can use theSHOW PARAMETERSstatement or theGV$OB_PARAMETERSview to query this parameter.Modify the parameter
The
systenant and user tenants can modify this parameter.
Attributes
Attribute |
Description |
|---|---|
| Type | Int |
| Default value | 90 |
| Value range | [0,100] |
| 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. |
Examples
Run the following command to set the eviction threshold of the result cache to 80.
obclient> ALTER SYSTEM SET ob_result_cache_evict_percentage= 80;