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Hologres:DropUser

Last Updated:Apr 20, 2026

Deletes a RAM user or an STS account from a Hologres instance. Once deleted, the user can no longer log in to the instance. To restore access, call the CreateUser operation to add the user.

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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 /api/v1/instances/{instanceId}/dropUser HTTP/1.1

Path Parameters

Parameter

Type

Required

Description

Example

instanceId

string

No

The ID of the Hologres instance.

hgprecn-cn-xxxxxxx

Request parameters

Parameter

Type

Required

Description

Example

body

object

No

The request body.

userName

string

No

The user name. Only RAM users and STS accounts are supported. Prefix the name with "p4_" for a RAM user (for example, p4_234253434) or "v4_" for an STS account (for example, v4_3234134).

p4_234253434

superUser

string

No

Specifies whether the user is a superuser.

false

Response elements

Element

Type

Description

Example

object

RequestId

string

The request ID.

EA8F0084-5831-5907-BB31-BD05D2617844

Success

string

Indicates whether the request was successful. A value of "true" indicates success, and "false" indicates failure.

true

ErrorCode

string

The error code that is returned if the request fails.

null

ErrorMessage

string

The error message that is returned if the request fails.

null

HttpStatusCode

string

The HTTP status code.

200

Data

boolean

The result of the deletion. A value of true indicates success, and a value of false indicates failure.

true

Examples

Success response

JSON format

{
  "RequestId": "EA8F0084-5831-5907-BB31-BD05D2617844",
  "Success": "true",
  "ErrorCode": "null",
  "ErrorMessage": "null",
  "HttpStatusCode": "200",
  "Data": true
}

Error codes

HTTP status code

Error code

Error message

Description

403 NoPermission RAM user permission is insufficient, please grant AliyunHologresReadOnlyAccess permission.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.