Help Center/ TaurusDB/ API Reference/ APIs (Recommended)/ Database Proxy/ Querying the Minor Version of a Proxy Instance
Updated on 2026-01-05 GMT+08:00

Querying the Minor Version of a Proxy Instance

Function

This API is used to query the minor version of a proxy instance. Before calling this API:

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

  • If you are using role/policy-based authorization, see Permissions and Supported Actions for details on the required permissions.
  • If you are using identity policy-based authorization, the following identity policy-based permissions are required.

    Action

    Access Level

    Resource Type (*: required)

    Condition Key

    Alias

    Dependency

    gaussdbformysql:proxy:list

    List

    instance *

    • g:EnterpriseProjectId

    • g:ResourceTag/<tag-key>

    • gaussdb:instance:list
    • gaussdb:proxy:list

    -

URI

GET /v3/{project_id}/instances/{instance_id}/proxy/{proxy_id}/{engine_name}/proxy-version

Table 1 URI parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Definition

Project ID of a tenant in a region.

To obtain this value, see Obtaining a Project ID.

Constraints

N/A

Range

The value contains 32 characters. Only letters and digits are allowed.

Default Value

N/A

instance_id

Yes

String

Definition

Instance ID, which uniquely identifies an instance.

Constraints

N/A

Range

The value contains 36 characters with a suffix of in07. Only letters and digits are allowed.

Default Value

N/A

engine_name

Yes

String

Definition

Read/Write splitting proxy of TaurusDB.

Constraints

N/A

Range

taurusproxy

Default Value

N/A

proxy_id

Yes

String

Definition

Proxy instance ID, which is compliant with the UUID format.

Constraints

N/A

Range

The value contains 36 characters with a suffix of po01. Only letters and digits are allowed.

Default Value

N/A

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Definition

User token. To obtain this value, call the IAM API for obtaining a user token.

The value of X-Subject-Token in the response header is the token value.

Constraints

N/A

Range

N/A

Default Value

N/A

X-Language

No

String

Definition

Request language type.

Constraints

N/A

Range

  • en-us

  • zh-cn

Default Value

en-us

Response Parameters

Status code: 200

Table 3 Response body parameters

Parameter

Type

Description

current_version

String

Definition

Current version of the proxy instance.

Range

N/A

latest_version

String

Definition

Latest version of the proxy instance.

Range

N/A

can_upgrade

Boolean

Definition

Whether the upgrade to the new version is allowed.

Range

  • true: Yes

  • false: No

risk

ProxyEngineRisk object

Definition

If the kernel version is risky, you are advised to upgrade it.

Table 4 ProxyEngineRisk

Parameter

Type

Description

level

Integer

Definition

Risk level.

Range

1: level-1 risk

suggest

String

Definition

Upgrade reason.

Range

N/A

influence

String

Definition

Upgrade impact.

Range

N/A

guidance

String

Definition

Upgrade guide.

Range

N/A

service_impact_duration

String

Definition

Estimated impact duration.

Range

N/A

upgrade_duration

String

Definition

Estimated upgrade duration.

Range

N/A

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

Querying the minor version of a proxy instance

GET https://{endpoint}/v3/054e292c9880d4992f02c0196d3ea468/instances/4785fc80386846f3ad2bf4e0cd53a4cein07/proxy/286a4a1a45e3400c907b51b0721377f9po01/taurusproxy/proxy-version

Example Response

Status code: 200

Success.

{
  "current_version" : "2.23.12.000",
  "latest_version" : "2.24.03.000",
  "can_upgrade" : true ,
  "risk" : {
    "level" : 1,
    "suggest" : "This kernel version has performance issues, which have been fixed in the latest release. You are advised to upgrade the minor version to the latest version during off-peak hours. If you have questions about these risks or version details, log in to the Huawei Cloud official website and submit a service ticket.",
    "influence" : "The upgrade will cause the instance to reboot and interrupt services (one time, for less than 30 seconds). Perform the upgrade during off-peak hours and ensure that your application supports automatic reconnection.",
    "guidance" : "https://support.huaweicloud.com/usermanual-taurusdb/taurusdb_11_0044.html",
    "service_impact_duration" : "less than 30 seconds",
    "upgrade_duration" : "5 to 10 minutes"
  }
}

SDK Sample Code

The SDK sample code is as follows.

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.gaussdb.v3.region.GaussDBRegion;
import com.huaweicloud.sdk.gaussdb.v3.*;
import com.huaweicloud.sdk.gaussdb.v3.model.*;


public class ShowProxyVersionSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");
        String projectId = "{project_id}";

        ICredential auth = new BasicCredentials()
                .withProjectId(projectId)
                .withAk(ak)
                .withSk(sk);

        GaussDBClient client = GaussDBClient.newBuilder()
                .withCredential(auth)
                .withRegion(GaussDBRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowProxyVersionRequest request = new ShowProxyVersionRequest();
        request.withInstanceId("{instance_id}");
        request.withEngineName("{engine_name}");
        request.withProxyId("{proxy_id}");
        try {
            ShowProxyVersionResponse response = client.showProxyVersion(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}
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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkgaussdb.v3.region.gaussdb_region import GaussDBRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkgaussdb.v3 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

    client = GaussDBClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(GaussDBRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ShowProxyVersionRequest()
        request.instance_id = "{instance_id}"
        request.engine_name = "{engine_name}"
        request.proxy_id = "{proxy_id}"
        response = client.show_proxy_version(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)
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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    gaussdb "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")
    projectId := "{project_id}"

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        Build()

    client := gaussdb.NewGaussDBClient(
        gaussdb.GaussDBClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ShowProxyVersionRequest{}
	request.InstanceId = "{instance_id}"
	request.EngineName = "{engine_name}"
	request.ProxyId = "{proxy_id}"
	response, err := client.ShowProxyVersion(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Code

For details, see Status Codes.

Error Code

For details, see Error Codes.