Note
This parameter is available starting with V4.0.0.
Description
index_block_cache_priority specifies the priority of the metadata index microblock cache.
Privilege requirements
Query the parameter
sysand all user tenants can query this parameter by using theSHOW PARAMETERSstatement or theGV$OB_PARAMETERSview.Modify the parameter
Only the
systenant can modify this parameter. User tenants cannot modify this parameter.
Attributes
| Attribute | Description |
|---|---|
| Type | Int |
| Default value | 10 |
| Value range | [1, +∞) |
| 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 priority of the metadata index microblock cache to 10.
obclient> ALTER SYSTEM SET index_block_cache_priority =10;