Note
This parameter is available starting with V1.4.
Description
location_cache_refresh_min_interval specifies the minimum interval for location cache refresh requests to prevent excessive refresh requests that could cause high system pressure.
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
Only the
systenant can modify this parameter. User tenants cannot modify this parameter.
Attributes
Attribute |
Description |
|---|---|
| Type | Time |
| Default value | 100ms |
| Value range | [0s, +∞) |
| 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
Set the minimum interval for location cache refresh requests to 100 ms.
obclient> ALTER SYSTEM SET location_cache_refresh_min_interval ='100ms';