Note
This parameter is available starting with V1.4.
Description
user_block_cache_priority specifies the priority of data block cache in the cache system.
Privilege requirements
Query the parameter
systenant and all user tenants can query the parameter by using theSHOW PARAMETERSstatement or theGV$OB_PARAMETERSview.Modify the parameter
Only the
systenant can modify the parameter. User tenants cannot modify the parameter.
Attributes
| Attribute | Description |
|---|---|
| Type | Int |
| Default value | 1 |
| 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 data block cache in the cache system to 1.
obclient> ALTER SYSTEM SET user_block_cache_priority =1;
