Note
For V4.2.5 BP2 Hotfix1, this parameter is available starting with V4.2.5 BP2 Hotfix1.
Description
utl_file_open_max specifies the maximum number of UTL_FILE files that can be opened simultaneously on a single node in Oracle mode.
Applicability
This parameter is applicable only to OceanBase Database in Oracle mode.
Privilege requirements
Query the parameter
The
systenant and 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 | 50 |
| Value range | [50, 600] |
| 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 maximum number of UTL_FILE files that can be opened simultaneously on a single node in Oracle mode to 60.
obclient> ALTER SYSTEM SET utl_file_open_max=60;
Query OK, 0 rows affected (0.023 sec)