Changing the Connection Pool Type of a Proxy Instance

Function

This API is used to change the connection pool type of a proxy instance. Before calling this API:

Learn how to authorize and authenticate it.
Obtain the required region and endpoint.

Constraints

This API is in the open beta test (OBT) phase. To use this API, submit a service ticket.

URI

PUT /v3/{project_id}/instances/{instance_id}/proxy/{proxy_id}/connection-pool-type

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID of a tenant in a region. To obtain this value, see Obtaining a Project ID.
instance_id	Yes	String	Instance ID, which is compliant with the UUID format.
proxy_id	Yes	String	Proxy instance ID, which is compliant with the UUID format.

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token. It can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is the token value.
X-Language	No	String	Request language type. The default value is en-us. Values: en-us zh-cn

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
connection_pool_type	Yes	String	Connection pool type. Values: CLOSED: The connection pool is closed. SESSION: The session-level connection pool is enabled.

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
job_id	String	Task ID.

Status code: 400

**Table 5** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Status code: 500

**Table 6** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Example Request

Enabling the session connection pool for a proxy instance

PUT https://{endpoint}/v3/054e292c9880d4992f02c0196d3ea468/instance/af315b8e6aaa41799bd9a31f2de15abcin07/proxy/5881e1ca66af4aefbc64dc2874e55b3fpo01/connection-pool-type
{ 
  "connection_pool_type" : "SESSION" 
}

Example Response

Status code: 200

Success.

{ 
  "job_id" : "a4217ac4-12cd-4fb3-acfc-db4a4a1896ea" 
}

Status Code

For details, see Status Codes.

Error Code

For details, see Error Codes.

Parent topic: Database Proxy

Previous topic: Changing Session Consistency of a Proxy Instance

Next topic: Changing the Port of a Proxy Instance

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