更新时间:2024-12-11 GMT+08:00
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查看数据同步配置

功能介绍

查看数据同步配置。

调用方法

请参见如何调用API

URI

GET /v3/{project_id}/instances/{instance_id}/clickhouse/replication/config

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

租户在某一Region下的project ID。

获取方法请参见获取项目ID

instance_id

String

ClickHouse实例ID,严格匹配UUID规则。

表2 Query参数

参数

是否必选

参数类型

描述

database_name

String

数据库名。

请求参数

表3 请求Header参数

参数

是否必选

参数类型

描述

X-Auth-Token

String

用户Token。

通过调用IAM服务获取用户Token接口获取。

请求响应成功后在响应消息头中包含的“X-Subject-Token”的值即为Token值。

X-Language

String

请求语言类型。默认en-us。

取值范围:

  • en-us

  • zh-cn

响应参数

状态码: 200

表4 响应Body参数

参数

参数类型

描述

source_instance_id

String

源实例ID。

source_node_id

String

源实例节点ID。

database_info

ChDatabaseConfigResponse object

数据库配置信息。

table_infos

Array of ChDatabaseTableConfigCheckResult objects

表配置信息。

table_repl_config

ChDatabaseTableReplConfigInfo object

表同步配置信息。

is_tables_change

Boolean

同步任务表是否变化。

new_table_repl_config

ChDatabaseTableReplConfigInfo object

更新的表同步配置信息。

last_error_of_alter_table

String

最近一次alter table的异常信息。

表5 ChDatabaseConfigResponse

参数

参数类型

描述

database_name

String

源数据库名称。

db_config_check_results

Array of ChDatabaseConfigCheckResult objects

源数据库配置检查结果。

表6 ChDatabaseConfigCheckResult

参数

参数类型

描述

param_name

String

库同步配置参数名。

value

String

库同步配置参数值。

check_result

String

校验结果。

取值范围:

  • success:成功

  • fail:失败

表7 ChDatabaseTableConfigCheckResult

参数

参数类型

描述

table_name

String

数据库表名。

table_config

String

表配置项。

允许输入的列操作有:PARTITION BY, COLUMNS, ORDER BY, SAMPLE BY, PRIMARY KEY, TTL

check_result

String

校验结果。

表8 ChDatabaseTableReplConfigInfo

参数

参数类型

描述

repl_type

String

表同步类型。

取值范围:

  • white_list:白名单,此时表范围不能为空。

  • black_list:黑名单,此时表范围为空则选择所有表。

tables

Array of strings

白名单或黑名单的表范围。

状态码: 400

表9 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

状态码: 500

表10 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

请求示例

查询数据库名为db_test的数据同步配置信息。

GET https://{localhost}/v3/23a50154cf494ec9ad6883979a12db0a/instances/54e42160670e48e789af7075e1efea1fin16/clickhouse/replication/config?database_name=db_test

响应示例

状态码: 200

Success.

{
  "source_instance_id" : "77aa4096cb824a61b93dab5ca00ecc8fin07",
  "source_node_id" : "57bfeacf6e8d4eb685ea907372374b35no07",
  "database_info" : {
    "database_name" : "blackwhite_0018_61474479",
    "db_config_check_results" : [ {
      "param_name" : "default_isolation_level",
      "value" : "QUERY_SNAPSHOT",
      "check_result" : "success"
    }, {
      "param_name" : "enable_snapshots",
      "value" : "true",
      "check_result" : "success"
    }, {
      "param_name" : "enable_chunk_level",
      "value" : "true",
      "check_result" : "success"
    }, {
      "param_name" : "max_sync_threads",
      "value" : "1",
      "check_result" : "success"
    }, {
      "param_name" : "treat_numeric_string_as_integer",
      "value" : "false",
      "check_result" : "success"
    }, {
      "param_name" : "min_binlog_expire_logs_seconds",
      "value" : "86400",
      "check_result" : "success"
    }, {
      "param_name" : "max_rows_in_buffer",
      "value" : "2000000",
      "check_result" : "success"
    }, {
      "param_name" : "max_rows_in_buffers",
      "value" : "6000000",
      "check_result" : "success"
    }, {
      "param_name" : "max_bytes_in_buffer",
      "value" : "200000000",
      "check_result" : "success"
    }, {
      "param_name" : "max_bytes_in_buffers",
      "value" : "600000000",
      "check_result" : "success"
    }, {
      "param_name" : "max_flush_data_time",
      "value" : "5000",
      "check_result" : "success"
    } ]
  },
  "table_infos" : [ ],
  "table_repl_config" : {
    "repl_type" : "black_list",
    "tables" : [ ]
  },
  "is_tables_change" : false,
  "new_table_repl_config" : {
    "repl_type" : null,
    "tables" : null
  },
  "last_error_of_alter_table" : null
}

SDK代码示例

SDK代码示例如下。

Java

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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 ListClickHouseDataBaseReplicationConfigSolution {

    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();
        ListClickHouseDataBaseReplicationConfigRequest request = new ListClickHouseDataBaseReplicationConfigRequest();
        request.withInstanceId("{instance_id}");
        try {
            ListClickHouseDataBaseReplicationConfigResponse response = client.listClickHouseDataBaseReplicationConfig(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());
        }
    }
}

Python

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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 = ListClickHouseDataBaseReplicationConfigRequest()
        request.instance_id = "{instance_id}"
        response = client.list_click_house_data_base_replication_config(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Go

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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.ListClickHouseDataBaseReplicationConfigRequest{}
	request.InstanceId = "{instance_id}"
	response, err := client.ListClickHouseDataBaseReplicationConfig(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

更多

更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。

状态码

状态码

描述

200

Success.

400

Client error.

500

Server error.

错误码

请参见错误码

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