Adds a node to an ApsaraDB RDS for MySQL or ApsaraDB RDS for PostgreSQL instance that runs RDS Cluster Edition. An RDS instance that runs RDS Cluster Edition is referred to as an RDS cluster.
Operation description
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 |
|---|---|---|---|---|
| rds:CreateDBNodes | create | *DBInstance acs:rds:{#regionId}:{#accountId}:dbinstance/{#dbinstanceId} |
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| ClientToken | string | No | The client token that is used to ensure the idempotence of the request. You can use the client to generate the token, but you must make sure that the token is unique among different requests. The token can contain only ASCII characters and cannot exceed 64 characters in length. | ETnLKlblzczshOTUbOCz**** |
| DBInstanceId | string | Yes | The instance ID You can call the DescribeDBInstances operation to query the instance ID. | rm-2ze450g4ctg6t**** |
| DBNode | array<object> | Yes | The details of the node. | |
| object | Yes | The details of the node. | ||
| classCode | string | Yes | The specification information of the node. | mysql.n2.medium.xc |
| zoneId | string | Yes | The ID of the zone in which the node is deployed. | cn-zhangjiakou-a |
| vswitchId | string | No | The vSwitch ID of the node. | vsw-bp1sxxsodv28ey5dl**** |
| ResourceGroupId | string | No | The resource group ID. You can call the DescribeDBInstanceAttribute operation to query the resource group ID. | rg-acfmy***** |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "7A41C147-C8D0-4DAE-A1A2-17EBCD60DFA1",
"DBInstanceId": "rm-2ze450g4ctg6t****",
"OrderId": 0,
"NodeIds": "rn-abcd2*****"
}Error codes
| HTTP status code | Error code | Error message | Description |
|---|---|---|---|
| 400 | DBNodeFormatFault | The specified parameter DBNode is malformed | The specified dbNode parameter is invalid. |
| 400 | DBNodeParameterRequired | The specified parameter DBNode is required. | You must specify the dbNode parameter. |
| 400 | DBNodeParameterTooManyItems | The specified parameter DBNode has too many items. | An excessive number of nodes are added for dbNode. |
| 400 | DBNodeParameter.InvalidClassCode | The ClassCode of the item of the specified parameter DBNode is inconsistent. | The ClassCode configuration is invalid for the DBNode parameter. |
| 400 | DBNodeParameter.InvalidValue | The specific param DBNode is not valid. | - |
| 400 | DBNodeParameter.NotFound | The specified parameter DBNode is not valid. | - |
| 400 | InvalidMultiTenant | Multi tenants cannot exist in a same instance. | - |
| 400 | InvalidClassCode | The specification code in the parameter is invalid. | The specification code in the parameter is invalid. |
| 400 | Order.ComboInstanceNotAllowOperate | A package instance is not allowed to operate independently. | A package instance is not allowed to operate independently. |
| 400 | Price.PricingPlanResultNotFound | Pricing plan price result not found. | Pricing plan price result not found. |
| 400 | Order.NoRealNameAuthentication | You have not passed the real-name authentication and do not meet the purchase conditions. Please log in to the user center for real-name authentication. | You have not passed the real-name authentication and do not meet the purchase conditions. Please log in to the cost and cost for real-name authentication. |
| 400 | InsufficientAvailableQuota | Your account quota limit is less than 0, please recharge before trying to purchase. | Your account available limit is less than 0, please recharge before trying to purchase. |
| 400 | CommodityServiceCalling.Exception | Failed to call commodity service. | Failed to call commodity service return. |
| 400 | RegionDissolvedEOM | Dear customer, Alibaba Cloud plans to optimize and adjust the current region. Cloud services in this region will cease operations. You are currently unable to operate new purchase orders. Thank you for your understanding and support. | Hello, Alibaba Cloud plans to optimize and adjust the current region. Cloud services in this region will stop operating. In order to ensure your business continuity and smooth transition of data migration, you are currently unable to operate new purchase orders. Thank you for your understanding and support. |
| 400 | Commodity.InvalidComponent | The module you purchased is not legal, please buy it again. | The module you purchased is not legal, please buy it again. |
| 400 | RegionEndTimeDissolvedIndia | Cloud services in the India (Mumbai) region will be discontinued. Set the validity date to July 15, 2024 or earlier than July 15, 2024. | Hello customer, this area has been abolished. |
| 400 | RegionEndTimeDissolvedAustralia | Cloud services in the Australia (Sydney) region will be discontinued. Set the validity date to September 30, 2024 or earlier than September 30, 2024. | Hello customer, this area has been abolished. |
| 400 | Price.CommoditySys | Commodity system call exception. | Commodity system call exception. |
| 400 | Pay.InsufficientBalance | Insufficient available balance. | Insufficient available balance. |
| 400 | Order.PeriodInvalid | There is a problem with the period you selected, please choose again. | There is a problem with the period you selected, please choose again. |
| 400 | pay.noCreditCard | Account not bound to credit card. | - |
| 400 | Order.InstHasUnpaidOrder | There is an unpaid order for the service you have purchased. Please pay or void it before placing the order. | There is an unpaid order for the service you have purchased. Please pay or void it before placing the order. |
| 400 | noAvailablePaymentMethod | No payment method is specified for your account. We recommend that you add a payment method. | - |
| 400 | BasicInfoUncompleted | Your information is incomplete. Complete your information before the operation. | Your basic information is not complete, please complete your basic information before operation. |
| 400 | Risk.RiskControlRejection | Your account is abnormal, please contact customer service for details. | Your account is abnormal, please contact customer service for details. |
| 400 | BasicInfoUncompleted | Your information is incomplete, Complete your information before the operation. | - |
| 400 | System.SaleValidateFailed | Sales expression validation system error. | A system error occurs when the sales expression is verified. |
| 400 | ContainForbiddenLabelError | There is a label that prohibits placing orders. Please contact your distributor for assistance. | You cannot place the order because a tag indicates that order placement is prohibited. Contact your distributor. |
| 403 | GroupReplicationNotSupport.InvalidEngineVersion | Group Replication requires the instance engine version to be 8.0. | - |
| 403 | GroupReplicationNotSupport.InvalidNodeClassCode | Group Replication requires the ClassCode of each node to be consistent. | - |
| 403 | GroupReplicationNotSupport.InvalidNodeNum | Group Replication is not supported, the number of nodes must be an odd number greater than or equal to 3. | - |
| 403 | GroupReplicationNotSupport.InvalidXengine | Group Replication is not supported because the instance has xengine tables. | - |
| 403 | GroupReplicationNotSupport.MemoryTooSmall | Group Replication is not supported because the memory is too small. | - |
| 403 | OperationDenied.DBType | The operation is not permitted due to type of the database. | The operation is not supported for the database engine of the RDS instance. |
| 403 | OrderStatus.UnPaid | The specified db instance has unpaid order. | The instance has an unpaid order. Please pay first and try again. |
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|---|---|
| 2024-04-23 | The Error code has changed | View Change Details |
| 2024-03-22 | The Error code has changed | View Change Details |
| 2023-11-23 | The Error code has changed | View Change Details |
| 2023-11-07 | The Error code has changed | View Change Details |
| 2023-10-20 | The Error code has changed | View Change Details |
| 2023-10-20 | The Error code has changed | View Change Details |
| 2023-09-08 | The Error code has changed | View Change Details |
| 2023-07-24 | The Error code has changed | View Change Details |
| 2023-06-27 | The Error code has changed. The request parameters of the API has changed | View Change Details |
| 2023-03-22 | The Error code has changed. The response structure of the API has changed | View Change Details |