Changes the configuration of a database proxy for an instance.
Operation description
Supported database engines
- MySQL
- PostgreSQL
Note
Starting October 17, 2023, ApsaraDB RDS for MySQL instances that run RDS Cluster Edition offer one free-of-charge dedicated database proxy for each unit in phases. For more information, see [Special offers/Price changes] One dedicated proxy is provided free of charge for ApsaraDB RDS for MySQL instances on RDS Cluster Edition.
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:ModifyDBProxyInstance | update |
|
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| DBInstanceId | string | Yes | The instance ID. You can call the DescribeDBInstances operation to query the instance ID. | rm-t4n3a**** |
| DBProxyInstanceType | string | Yes | The database proxy type. Valid values:
| DedicatedProxy |
| DBProxyInstanceNum | string | Yes | The number of database proxies. If you set this parameter to 0, the database proxy feature is disabled for the instance. Valid values: 1 to 16. Note
The capability of the database proxy feature to process requests increases with the number of database proxies that are enabled. You can monitor the load on the instance and specify an appropriate number of database proxies based on the load monitoring data.
| 2 |
| EffectiveTime | string | No | The effective time. Valid values:
Default value: MaintainTime. | MaintainTime |
| EffectiveSpecificTime | string | No | The point in time that you want to specify. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC. Note
If the EffectiveTime parameter is set to SpecificTime, you must specify this parameter.
| 2019-07-10T13:15:12Z |
| RegionId | string | No | The region ID. You can call the DescribeRegions operation to query the most recent region list. | cn-hangzhou |
| DBProxyEngineType | string | No | A deprecated parameter. You do not need to specify this parameter. | normal |
| VSwitchIds | string | No | The ID of the vSwitch in the destination zone. You can call the DescribeVSwitches operation to query existing vSwitches. Note
Only database proxies for ApsaraDB RDS for MySQL instances that use cloud disks can be migrated to different zones.
| vsw-uf6adz52c2p**** |
| DBProxyNodes | array<object> | No | List of proxy nodes. Note
This parameter must be passed when the current proxy instance is deployed in multiple availability zones.
| |
| object | No | |||
| cpuCores | string | No | The number of cpu cores for the node, valid values: 1 to 16. Note
This parameter is required when selecting DBProxyNodes.
| 1 |
| nodeCounts | string | No | The number of proxy nodes in the availability zone, valid values: 1 to 16. Note
This parameter is required when selecting DBProxyNodes.
| 2 |
| zoneId | string | No | The id of the availability zone where the node is located. Note
This parameter is required when selecting DBProxyNodes.
| cn-hagnzhou-c |
| MigrateAZ | array<object> | No | The list of available zones for migration agents. Note
Currently, only RDS MySQL cloud disk version agent instance migration is supported.
| |
| object | No | |||
| dbProxyEndpointId | string | No | The proxy connection address ID. You can obtain it through the DescribeDBProxyEndpoint interface. Note
This parameter is required when MigrateAZ is selected.
| yhw429******** |
| destVSwitchId | string | No | The target VSwitchId corresponding to the proxy instance migration. Note
This parameter is required when MigrateAZ is selected.
| vsw-sw0qq49d1m**** |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "65C55572-530E-4A53-BE03-1D08CAF0F046"
}Error codes
| HTTP status code | Error code | Error message | Description |
|---|---|---|---|
| 400 | InvalidDBInstanceName | Specified parameter DBInstanceName is not valid. | The value of the DBInstanceName parameter is invalid. Check that the value of this parameter is not null or an empty string. |
| 400 | InvalidParameters.Format | Specified parameter is not valid | The operation failed. The values of some parameters are invalid. |
| 400 | InvalidAvZone.Format | Specified AvZone is not valid. | The value of the AvZone parameter is invalid. Check the value of this parameter. |
| 400 | ErrorMxsServiceInsNum.Error | The Maxscale serviceIns num must be 1. | - |
| 400 | TaskExists | Specified task have existed. | The task already exists. |
| 400 | InvalidVSwitchIds | Specified vSwitchId is invalid. | The specified vSwitchId is invalid. |
| 400 | MirrorInsExists | Specified DB instance mirror ins already existed. | Specified DB instance mirror ins already existed. |
| 400 | APICallingFailed | Api calling failed. | An internal error occurred. |
| 400 | InvalidDBProxyNodes.AzProximity | current proxy is open az proximity and target proxy not support az proximity. | current proxy is open az proximity and target proxy not support az proximity. |
| 400 | InvalidDBProxyNodes.General | general-purpose proxy does not support more than 2 nodes. | Generic proxy does not support more than 2 nodes. |
| 400 | InvalidTargetAvailabilityZone | All endpoint vswitchId must be in the target availability zone. | The vswitchId of all connection addresses must be in the target Availability Zone. |
| 400 | InvalidDBProxyNodes.Node | must set DBProxyNodes params with more than 2 proxy nodes. | must set DBProxyNodes params with more than 2 proxy nodes. |
| 400 | InvalidDBProxyNodes.ZoneIdAndNodeCounts | The number of node count and zone count is mismatch. | The number of zones or nodes is invalid. |
| 400 | InvalidDBProxyNodes.ZoneId | The number of zone is request 1 or 2. | The ZoneId of the DBProxyNodes field can only be one or two zones. |
| 400 | InvalidMigrateAZInfo | Invalid MigrateAZ params. | The MigrateAZ parameter is invalid. |
| 400 | InvalidDBProxyNodes.ZoneIdNotUnique | ZoneIds is not unique. | The Availability Zone ID is not unique. |
| 400 | InvalidVSwitchId.Format | The specified vswitch Id format is incorrect. | - |
| 400 | InvalidEndPoint.Format | The specified EndPoint is not valid. | - |
| 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 | 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. | Cloud services in the Australia (Sydney) region will be discontinued. Set the validity date to September 30, 2024 or earlier than September 30, 2024. |
| 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 | Api.NotSupport | Specified api is not supported. | The current interface does not support. |
| 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. |
| 400 | InvalidDBInstanceId.NotFound | The DBInstanceId provided does not exist in records. | The DBInstanceId provided does not exist. |
| 400 | InvalidInstanceLevel.DiskType | Specified instance level not support request disk type | The current instance type does not support the specified storage type. |
| 400 | InvalidParam | Sepcified wal level Parameter is invalid. There are still logical slots in instance, so it can not be set as replica. | The specified wal_level parameter is invalid. There is still a copy slot in the instance, so it cannot be set to replica. |
| 400 | KmsApiError | User secret key invalid. | The user key is invalid. |
| 400 | System.SaleValidateFailed | Sales expression validation system error. | A system error occurs when the sales expression is verified. |
| 400 | Abs.InvalidAccount.NotFound | account is not found. | The account does not exist. |
| 400 | SqlExecuteFailedOrTimeout | sql command execution failed or timed out:%s. | SQL command execution failed or timed out |
| 400 | ColdData.EngineVersionNotSupport | The current instance engine version not support coldDataEnabled. | The current instance engine version not support coldDataEnabled. |
| 400 | ColdData.MinorVersionNotSupport | The current instance minor version not support coldDataEnabled. | The current instance minor version not support coldDataEnabled. |
| 400 | IncorrectTargetClasscode | The current instance type does not support this operation. | This operation is not supported by the instance type. |
| 400 | InvalidConnectionString.Duplicate | Specified connection string already exists in the RDS. | The link address name is duplicate. Please reset the connection string. |
| 400 | RequiredParam.NotFound | Required input param is not found. | - |
| 400 | Parameters.Invalid | Parameter error, please check the parameters. | Parameter error, please check the parameters. |
| 400 | BackupPolicyNotSupport | Cold Data won't open with CrossBackup or Flash Backup, please check Backup Policy. | Cold Data won't open with CrossBackup or Flash Backup, please check Backup Policy. |
| 400 | InvalideStatus.Format | The instance status does not support this operation. | - |
| 400 | InvalidReleasedKeepPolicy.Format | Specified Released Keep Policy is not valid. | Specified Released Keep Policy is not valid. |
| 400 | InvalidDBInstanceEngineType.Format | the DB instance engine type does not support this operation. | This operation is not supported for the database engine of the instance. |
| 400 | Pay.NoCreditCard | No credit cards. | No credit cards. |
| 400 | VpcNetworkTypeNotSupport | The vpc network type instance does not support this operation. | The vpc network type instance does not support this operation. |
| 400 | UnsupportedClassCode | The specified DB instance class stops selling. | The specified DB instance class stops selling. |
| 400 | InvalidBackupSet | The specified database does not exist in the backup set. | The specified database does not exist in the backup set. |
| 400 | OrdTCommodityQueryError | Failed to query for product. | Failed to query product. |
| 400 | ProductInstanceReleased | The instance has been released. Please check before placing the order. | The instance has been released, please verify and place an order. |
| 400 | RegionEndTimeDissolvedIndia | The region is no longer supported. | The region is no longer supported. |
| 403 | DBInstanceStatusNotActive | Current DB instance status should be active. | The operation failed. Check the status of the RDS instance. |
| 403 | InvalidInstanceLevel.Malformed | The specified class code does not support the endpoint number. Please check the shard number and the current endpoint number. | The operation failed. The number of proxy terminals that you configure is not supported for the instance type. Check the number of data shards and the number of proxy terminals. |
| 403 | NotHaveProxy | The current instance does not have a proxy. | - |
| 403 | MaxscaleMinorVersionNotSupport | The Maxscale version used by the instance is too low, please upgrade the Maxscale version first. | The version of the database proxy used by the instance is too low. Upgrade the version of the database proxy first. |
| 403 | IncorrectDBInstanceType | Current DB instance engine and type does not support operations. | The operation failed. The operation is not supported for the database engine of the RDS instance. |
| 403 | IncorrectDBInstanceEngine | Current DB Instance engine does not support this operation. | The operation failed. The operation is not supported for the database engine that is run on the RDS instance. |
| 403 | IncorrectKindCode | Current custins kindCode does not support this operation. | The operation failed. The operation is not supported for the database engine that is run on the RDS instance. |
| 403 | IncorrectDBType | The current DB type does not support this operation. | The operation failed. The operation is not supported by the database engine of the RDS instance. Specify a different database engine. |
| 403 | IncorrectDBInstanceState | Current DB instance state does not support this operation. | - |
| 403 | InvalidKmsKey | Kms key is disabled. | - |
| 403 | InvalidVswitchId | Specified conn vswitch id is not valid. | - |
| 403 | DBInstanceStatusNotActive | The status of the current instance is not active. | The operation failed. Check the status of the RDS instance. |
| 403 | IncorrectDBInstance | The current DB instance does not support this operation. | The operation failed. The operation is not supported for the RDS instance. |
| 403 | MaxscaleInstanceNotSupport | Instances with maxscale instance do not support this operation. | - |
| 403 | OrderStatus.UnPaid | The specified db instance has unpaid order. | The instance has an unpaid order. Please pay first and try again. |
| 403 | InvalidReduceDiskSize | The storage capacity after the scale-down must be larger than the used amount. | The scale-in target capacity cannot be less than the current storage space usage |
| 403 | CloudSSDNotSupport | Cloud ssd does not support this operation, please upgrade to essd. | - |
| 403 | InvalidUserOperatorPermission | The user permission does not support this operation. | The user is not authorized to perform this operation. |
| 403 | IncorrectMinorVersion | Current engine minor version does not support operations. | This operation is not supported for the current minor engine version. |
| 403 | OperationDenied.ZoneResource | There is no available zone for inventory. | There is no available zone for inventory. |
| 403 | NotInFlowController | Sorry,no permission. | Sorry,no permission. |
| 404 | IncorrectDBInstanceLockMode | Current DB instance lock mode does not support this operation. | The operation failed. The RDS instance is locked. |
| 404 | InvalidDBInstanceClass.NotFound | Specified DB instance class is not found. | The configuration or the instance type cannot be found or has been discontinued. Specify a different configuration or a different instance type. |
| 404 | InsufficientResourceCapacity | The target availability zone does not have sufficient resources. | The target Availability Zone does not have enough resources. |
| 404 | InvalidClusterKms | The current instance does not authorized to access the Key Management Service. | The instance does not have permissions to access Key Management Service (KMS). |
| 404 | Request.NotFound | The requested resource is not available. | The requested resources are unavailable. |
| 404 | HostInfo.NotFound | The specified host info is not found. | - |
| 500 | ExternalFailure | The request processing has failed due to external service failure. | The request processing has failed due to external service failure. |
| 500 | RequestMetaDataFailed | The service request failed. Please try again later or contact service personnel. | The service request failed. Please try again later or contact service personnel. |
| 500 | InvokeProxyFailure | The request processing has failed due to service failure of rds api. | The request failed to be processed due to an RDS API failure. |
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|---|---|
| 2024-10-15 | The Error code has changed. The request parameters of the API has changed | View Change Details |
| 2024-07-12 | The Error code has changed | View Change Details |
| 2024-05-07 | The Error code has changed | View Change Details |
| 2024-04-25 | The Error code has changed. The request parameters of the API has changed | View Change Details |
| 2024-01-09 | The Error code has changed | View Change Details |
| 2023-12-19 | API Description Update. The Error code has changed | View Change Details |
| 2023-05-15 | The Error code has changed | View Change Details |
| 2022-06-23 | API Description Update. The Error code has changed | View Change Details |
| 2022-06-07 | The Error code has changed. The request parameters of the API has changed | View Change Details |