IsolateLeader-阿里云帮助中心

Enable read/write splitting. The Leader FE node handles write requests, and other nodes handle read requests.

Operation description

The instance must be in the running state when you call this operation.

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Test

RAM authorization

No authorization for this operation. If you encounter issues with this operation, contact technical support.

Request syntax

POST /webapi/gateway/isolateLeader HTTP/1.1

Request parameters

Parameter	Type	Required	Description	Example
InstanceId	string	No	The instance ID.	c-b25e21e24388****
IsolateLeader	boolean	No	Enable read/write splitting. The Leader FE node handles write requests, and other nodes handle read requests.	true

Response elements

Element	Type	Description	Example
	object
HttpStatusCode	integer	The HTTP request status code.	200
RequestId	string	The request ID.	32A44F0D-BFF6-5664-999A-218BBDE7****
Success	boolean	Indicates whether the request succeeded.	false
ErrCode	string	The error code.	Success
ErrMessage	string	The error message.	Invalid params: [instance not exists].
Data	boolean	The returned data.	24151320976****

Examples

Success response

JSON format

{
  "HttpStatusCode": 200,
  "RequestId": "32A44F0D-BFF6-5664-999A-218BBDE7****",
  "Success": false,
  "ErrCode": "Success",
  "ErrMessage": "Invalid params: [instance not exists].",
  "Data": true
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.