Note
This parameter was introduced in V4.2.5 BP3 for V4.2.5.
Description
The temporary_file_max_disk_size parameter specifies the maximum disk space size that temporary files can occupy on a single node of a tenant.
Privilege requirements
Query privilege
Users in the
systenant and all user tenants can use theSHOW PARAMETERSstatement or theGV$OB_PARAMETERSview to query this parameter.Modify privilege
Users in the
systenant and all user tenants can modify this parameter.
Attributes
| Attribute | Description |
|---|---|
| Parameter type | Capacity |
| Default value | 0M, which specifies not to limit the maximum disk space size that temporary files can occupy. |
| Value range | [0M, +∞) |
| Modifiable | Yes. You can use the ALTER SYSTEM SET statement to modify this parameter. |
| Takes effect after OBServer node restart | No. The modification will take effect immediately. |
Query examples
Set the maximum disk space size that temporary files can occupy on a single node of a tenant to 100 GB.
obclient> ALTER SYSTEM SET temporary_file_max_disk_size = '100GB';