Note
This view is available starting with V4.0.0.
Purpose
The GV$OB_PARAMETERS view displays the configuration item information on all OBServer nodes of the current tenant, including hidden configuration items starting with an underscore (_).
Columns
| Column | Type | Nullable | Description |
|---|---|---|---|
| SVR_IP | VARCHAR2(46) | NO | The IP address of the server |
| SVR_PORT | NUMBER(38) | NO | The port number of the server |
| ZONE | VARCHAR2(128) | NO | The ZONE name |
| SCOPE | VARCHAR2(64) | NO |
|
| TENANT_ID | NUMBER(38) | YES | The tenant ID:
|
| NAME | VARCHAR2(128) | NO | The name of the configuration item |
| DATA_TYPE | VARCHAR2(128) | YES | The value type of the configuration item |
| VALUE | VARCHAR2(65536) | NO | The value of the configuration item |
| INFO | VARCHAR2(4096) | NO | The description of the configuration item |
| SECTION | VARCHAR2(128) | NO | The module to which the configuration item belongs |
| EDIT_LEVEL | VARCHAR2(128) | NO | The configuration item modification validity mode:
|
| DEFAULT_VALUE | VARCHAR2(65536) | NO | The default value of the configuration item
NoteThis column was added starting with V4.2.2. |
| ISDEFAULT | VARCHAR2(3) | NO | Indicates whether the current value is the default value:
NoteThis column was added starting with V4.2.2. |
Sample query
Query the configuration item information on all OBServer nodes and display the first record.
obclient [oceanbase]> SELECT * FROM SYS.GV$OB_PARAMETERS WHERE ROWNUM < 2\G
The query result is as follows:
*************************** 1. row ***************************
SVR_IP: xx.xx.xx.xx
SVR_PORT: 28825
ZONE: zone1
SCOPE: CLUSTER
TENANT_ID: NULL
NAME: _restore_io_max_retry_count
DATA_TYPE: NULL
VALUE: 3
INFO: the maximum number of retry attempts for restoring when encountering I/O errors.Range: [0,64] in integer
SECTION: OBSERVER
EDIT_LEVEL: DYNAMIC_EFFECTIVE
DEFAULT_VALUE: 3
ISDEFAULT: YES
1 row in set (0.049 sec)