Modifies cluster parameters and applies them to specified nodes.
Debugging
Authorization information
The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:
- Operation: the value that you can use in the Action element to specify the operation on a resource.
- Access level: the access level of each operation. The levels are read, write, and list.
- Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level,
All Resourcesis used in the Resource type column of the operation.
- Condition Key: the condition key that is defined by the cloud service.
- Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
| Operation | Access level | Resource type | Condition key | Associated operation |
|---|---|---|---|---|
| polardb:ModifyDBClusterAndNodesParameters | update | *DBCluster acs:polardb:{#regionId}:{#accountId}:dbcluster/{#dbclusterId} |
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| DBClusterId | string | Yes | The ID of the cluster. | pc-**************** |
| DBNodeIds | string | No | The IDs of nodes. You can specify this parameter, or leave this parameter empty. Separate multiple node IDs with commas (,). Note
If you do not specify this parameter, only the cluster parameters are modified.
| pi-****************,pi-**********, |
| Parameters | string | No | The JSON string for the parameter and its value. | {"wait_timeout":"86","innodb_old_blocks_time":"10"} |
| ParameterGroupId | string | No | The ID of the parameter template. | pcpg-************** |
| PlannedStartTime | string | No | The earliest time to upgrade the specifications within the scheduled time period. Specify the time in the Note
| 2021-01-14T09:00:00Z |
| PlannedEndTime | string | No | The latest start time to run the task. Specify the time in the Note
| 2021-01-14T09:30:00Z |
| FromTimeService | boolean | No | Specifies an immediate or scheduled task to modify parameters and restart the cluster. Default value: false. Valid values:
| false |
| StandbyClusterIdListNeedToSync | string | No | The secondary clusters in the GDN to which the parameter settings are synchronized. | gdn-**********,gdn-********** |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "9B7BFB11-C077-4FE3-B051-F69CEB******"
}Error codes
| HTTP status code | Error code | Error message | Description |
|---|---|---|---|
| 400 | InvalidParameters.Format | Specified parameters is not valid. | The specified parameters are invalid. |
| 400 | InvalidDBType.Malformed | The Specified DBType is not valid. | The specified database type is invalid. |
| 400 | ParamCollationServerNotValid | This param collation_server is not valid. | The collation_server parameter is invalid. |
| 400 | MinorVersionNotSupport | Custins minor version does not support current action. | The current minor version does not support this feature. Please update to the latest version. |
| 400 | ScheduleTaskExist | The specified dbCluster already has a scheduled task. | The specified cluster already has a scheduled task. |
| 400 | ParamTypeException | Param is isClusterAvailable, not allow to change alone | The isClusterAvailable parameter cannot be separately modified. |
| 400 | ParamDynamicException | Conflicting parameters: %s | Please check if there are any identical prompts for the instance kernel parameters and the current modified parameters: %s |
| 400 | InvalidParameterGroupId.Malformed | The Specified parameter ParameterGroupId is not valid. | The specified ParameterGroupId parameter is invalid. |
| 400 | InvalidParameters.Malformed | The Specified parameters is not valid. | The specified parameter is invalid. |
| 400 | InvalidParameter.Malformed | Choose one of parameters and ParamGroupId. | You must select a ParamGroupId from parameters. |
| 404 | InvalidDBCluster.NotFound | The specified DBClusterId is not found. | The specified cluster ID does not exist. |
| 404 | InvalidDBClusterId.NotFound | The DBClusterId provided does not exist in our records. | The specified DBClusterId parameter does not exist in the current record. |
| 404 | InvalidDBNodeId.NotFound | The DBNodeId provided does not exist in our records. | - |
| 404 | InvalidDBClusterId.Malformed | The specified parameter DBClusterId is not valid. | The specified DBClusterId parameter is invalid. |
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|---|---|
| 2023-09-12 | The Error code has changed | View Change Details |
| 2023-06-13 | The Error code has changed | View Change Details |
| 2023-06-13 | The Error code has changed | View Change Details |
| 2022-11-24 | The Error code has changed | View Change Details |
| 2022-07-13 | The Error code has changed | View Change Details |
| 2022-02-24 | The Error code has changed | View Change Details |
| 2022-02-24 | The Error code has changed | View Change Details |
| 2022-02-24 | Add Operation | View Change Details |
| 2022-02-24 | The Error code has changed. The request parameters of the API has changed | View Change Details |