Note
This parameter is available starting with V4.6.0.
Overview
external_table_csv_max_buffer_size specifies the buffer size for parsing a CSV external table.
Privilege requirements
Query parameters \
Both the
systenant and all user tenants can query this parameter using theSHOW PARAMETERSstatement or theGV$OB_PARAMETERSview.Modify parameters.\
Both the
systenant and user tenants can modify this parameter.
Attributes
Attribute |
Description |
|---|---|
| Parameter type | Int |
| Default Value | 1G |
| Value range | [0B, +∞) |
| Modifiable | Yes, you can use the following methods to query data:ALTER SYSTEM SETStatement modification. |
| Whether to restart the OBServer node for the change to take effect | No, the setting takes effect immediately. |
Usage instructions
If the default CSV external table buffer size causes a SIZE_OVERFLOW error, you can set the buffer size to meet your requirements.
Usage examples
Set the buffer size for parsing the external CSV table to 2 GB.
obclient> ALTER SYSTEM SET external_table_csv_max_buffer_size = "2G";