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RDS for PostgreSQL

Managing connections

ModifyDBEndpointProxyConfig

Call the ModifyDBEndpointProxyConfig API to modify the number of read/write separation proxy connections for the connection endpoint.

Request type

Asynchronous request.

Precautions

Ensure the connection endpoint’s read/write separation function is enabled before calling this API to modify the number of proxy connections.

Debug

API Explorer

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Request parameters

Parameter	Type	Required?	Example	Description
InstanceId	String	Yes	postgres-0af11cd4****	Instance ID.
EndpointId	String	Yes	postgres-0af11cd4****-cluster	ID of the connection endpoint with the instance enabled for read/write separation. tip Currently, only the default endpoint supports read/write separation.
ReadWriteProxyConnection	Integer	Yes	200	After enabling read/write separation on a connection endpoint, the number of proxy connections set for the endpoint. tip The minimum value for the number of proxy connections is 20. The maximum number of proxy connections depends on the specification of the instance primary node. Different specifications support different maximum numbers of proxy connections. For details, refer to Product specification.

Response parameter

null

Sample

Sample request

POST /?Action=ModifyDBEndpointProxyConfig&Version=2022-01-01 HTTP/1.1​
Content-Type: application/json​
Host: rds-postgresql.cn-beijing.volcengineapi.com​
X-Date: 20231002T101010Z​
Authorization: HMAC-SHA256 Credential=AKLTN2I0MmFiNzMxNWE5NDgzMzk4MmVjMTVkODlkZTZ****/20211202/cn-beijing/rds_postgresql/request,SignedHeaders=x-date, Signature=71d31fc7bcf990142851c9833c5656391486cda0ae2e0b8ada733b7c6458****​
{​
    "InstanceId": "postgres-f511b775****",​
    "EndpointId": "postgres-f511b775****-cluster",​
    "ReadWriteProxyConnection": 100​
}​

Sample response

{​
    "ResponseMetadata": {​
        "RequestId": "20230604110420****100232280022D31",​
        "Action": "ModifyDBEndpointProxyConfig",​
        "Version": "2022-01-01",​
        "Service": "rds_postgresql",​
        "Region": "cn-beijing"​
    },​
    "Result": null​
}​

Last updated: 2026.03.31 10:45:19