Update ClickPipe scaling - ClickHouse Documentation

PATCH

organizations

{organizationId}

services

{serviceId}

clickpipes

{clickPipeId}

scaling

Update ClickPipe scaling

curl --request PATCH \
  --url https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "replicas": 20,
  "concurrency": 17,
  "replicaCpuMillicores": 1062,
  "replicaMemoryGb": 4.25
}
'

import requests

url = "https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling"

payload = {
    "replicas": 20,
    "concurrency": 17,
    "replicaCpuMillicores": 1062,
    "replicaMemoryGb": 4.25
}
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    replicas: 20,
    concurrency: 17,
    replicaCpuMillicores: 1062,
    replicaMemoryGb: 4.25
  })
};

fetch('https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'replicas' => 20,
    'concurrency' => 17,
    'replicaCpuMillicores' => 1062,
    'replicaMemoryGb' => 4.25
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling"

	payload := strings.NewReader("{\n  \"replicas\": 20,\n  \"concurrency\": 17,\n  \"replicaCpuMillicores\": 1062,\n  \"replicaMemoryGb\": 4.25\n}")

	req, _ := http.NewRequest("PATCH", url, payload)

	req.Header.Add("Authorization", "Basic <encoded-value>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.patch("https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"replicas\": 20,\n  \"concurrency\": 17,\n  \"replicaCpuMillicores\": 1062,\n  \"replicaMemoryGb\": 4.25\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"replicas\": 20,\n  \"concurrency\": 17,\n  \"replicaCpuMillicores\": 1062,\n  \"replicaMemoryGb\": 4.25\n}"

response = http.request(request)
puts response.read_body

{
  "status": 200,
  "requestId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "result": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "serviceId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "my_postgres_pipe",
    "state": "Running",
    "scaling": {
      "replicas": 20,
      "concurrency": 123,
      "replicaCpuMillicores": 1062,
      "replicaMemoryGb": 4.25
    },
    "source": {
      "kafka": {
        "brokers": "<string>",
        "topics": "<string>",
        "consumerGroup": "my-clickpipe-consumer-group",
        "iamRole": "arn:aws:iam::123456789012:role/MyRole",
        "offset": {
          "timestamp": "2021-01-01T00:00"
        },
        "schemaRegistry": {
          "url": "https://psrc-aa00.us-east-2.aws.confluent.cloud/schemas/ids/100004",
          "authentication": "PLAIN",
          "caCertificate": "<string>"
        },
        "caCertificate": "<string>",
        "reversePrivateEndpointIds": [
          "<string>"
        ],
        "exactlyOnce": true
      },
      "objectStorage": {
        "url": "https://datasets-documentation.s3.eu-west-3.amazonaws.com/http/**.ndjson.gz",
        "delimiter": ",",
        "compression": "auto",
        "isContinuous": true,
        "queueUrl": "https://sqs.us-east-1.amazonaws.com/123456789012/MyQueue",
        "skipInitialLoad": true,
        "startAfter": "events/2026-06-01/",
        "iamRole": "arn:aws:iam::123456789012:role/MyRole",
        "connectionString": "DefaultEndpointsProtocol=https;AccountName=myaccount;AccountKey=mykey;EndpointSuffix=core.windows.net",
        "path": "data/logs/*.json",
        "azureContainerName": "mycontainer"
      },
      "kinesis": {
        "streamName": "my-stream",
        "region": "us-east-1",
        "useEnhancedFanOut": true,
        "timestamp": 1615766400,
        "iamRole": "arn:aws:iam::123456789012:role/MyRole"
      },
      "pubsub": {
        "format": "JSONEachRow",
        "projectId": "my-gcp-project",
        "topic": "my-topic",
        "authentication": "SERVICE_ACCOUNT",
        "seekType": "earliest",
        "seekTimestamp": "2026-04-10T12:00:00Z",
        "filter": "<string>",
        "enableOrdering": true,
        "ackDeadline": 305
      },
      "postgres": {
        "host": "my-postgres-server.example.com",
        "port": 5432,
        "database": "production_db",
        "authentication": "IAM_ROLE",
        "iamRole": "arn:aws:iam::123456789012:role/MyApplicationRole",
        "tlsHost": "my-postgres-server.example.com",
        "caCertificate": "-----BEGIN CERTIFICATE-----\n...",
        "disableTls": false,
        "skipCertVerification": false,
        "settings": {
          "syncIntervalSeconds": 60,
          "pullBatchSize": 1000,
          "publicationName": "clickpipes_publication",
          "replicationMode": "cdc",
          "replicationSlotName": "clickpipes_slot",
          "allowNullableColumns": false,
          "initialLoadParallelism": 1,
          "snapshotNumRowsPerPartition": 100000,
          "snapshotNumberOfParallelTables": 1,
          "enableFailoverSlots": false,
          "deleteOnMerge": false
        },
        "tableMappings": [
          {
            "sourceSchemaName": "public",
            "sourceTable": "users",
            "targetTable": "public_users",
            "excludedColumns": [
              "internal_id",
              "temp_data"
            ],
            "useCustomSortingKey": false,
            "sortingKeys": [
              "created_at_date",
              "event_id"
            ],
            "tableEngine": "ReplacingMergeTree",
            "partitionKey": "id",
            "partitionByExpr": "toYYYYMM(created_at)"
          }
        ]
      },
      "mysql": {
        "host": "my-mysql-server.example.com",
        "port": 3306,
        "settings": {
          "replicationMode": "cdc",
          "syncIntervalSeconds": 60,
          "pullBatchSize": 1000,
          "replicationMechanism": "GTID",
          "useCompression": false,
          "allowNullableColumns": false,
          "initialLoadParallelism": 1,
          "snapshotNumRowsPerPartition": 100000,
          "snapshotNumberOfParallelTables": 1,
          "deleteOnMerge": false
        },
        "tableMappings": [
          {
            "sourceSchemaName": "my_database",
            "sourceTable": "users",
            "targetTable": "my_database_users",
            "excludedColumns": [
              "internal_id",
              "temp_data"
            ],
            "useCustomSortingKey": false,
            "sortingKeys": [
              "created_at_date",
              "event_id"
            ],
            "tableEngine": "ReplacingMergeTree",
            "partitionKey": "id"
          }
        ],
        "authentication": "basic",
        "iamRole": "arn:aws:iam::123456789012:role/MyApplicationRole",
        "tlsHost": "my-mysql-server.example.com",
        "caCertificate": "-----BEGIN CERTIFICATE-----\n...",
        "disableTls": false,
        "skipCertVerification": false,
        "serverId": 4242
      },
      "bigquery": {
        "snapshotStagingPath": "<string>",
        "settings": {
          "replicationMode": "snapshot",
          "allowNullableColumns": true,
          "initialLoadParallelism": 123,
          "snapshotNumRowsPerPartition": 123,
          "snapshotNumberOfParallelTables": 123
        },
        "tableMappings": [
          {
            "sourceDatasetName": "<string>",
            "sourceTable": "<string>",
            "targetTable": "<string>",
            "excludedColumns": [
              "<string>"
            ],
            "useCustomSortingKey": true,
            "sortingKeys": [
              "<string>"
            ]
          }
        ]
      },
      "mongodb": {
        "uri": "mongodb+srv://cluster0.example.mongodb.net/mydb",
        "readPreference": "secondaryPreferred",
        "tlsHost": "cluster0.example.mongodb.net",
        "disableTls": false,
        "skipCertVerification": false,
        "caCertificate": "-----BEGIN CERTIFICATE-----\n...",
        "settings": {
          "replicationMode": "cdc",
          "syncIntervalSeconds": 60,
          "pullBatchSize": 100000,
          "snapshotNumRowsPerPartition": 100000,
          "snapshotNumberOfParallelTables": 1,
          "deleteOnMerge": false,
          "useJsonNativeFormat": true
        },
        "tableMappings": [
          {
            "sourceDatabaseName": "mydb",
            "sourceCollection": "users",
            "targetTable": "mydb_users",
            "tableEngine": "ReplacingMergeTree"
          }
        ]
      }
    },
    "destination": {
      "database": "<string>",
      "table": "<string>",
      "managedTable": true,
      "tableDefinition": {
        "engine": {
          "versionColumnId": "<string>",
          "columnIds": [
            "<string>"
          ]
        },
        "sortingKey": [
          "<string>"
        ],
        "partitionBy": "<string>",
        "primaryKey": "<string>"
      },
      "columns": [
        {
          "name": "<string>",
          "type": "<string>"
        }
      ]
    },
    "fieldMappings": [
      {
        "sourceField": "<string>",
        "destinationField": "<string>"
      }
    ],
    "settings": {
      "streaming_max_insert_wait_ms": 5000,
      "object_storage_concurrency": 1,
      "object_storage_polling_interval_ms": 30000,
      "object_storage_max_insert_bytes": 10737418240,
      "object_storage_max_file_count": 100,
      "clickhouse_max_threads": 8,
      "clickhouse_max_insert_threads": 1,
      "clickhouse_min_insert_block_size_bytes": 1073741824,
      "clickhouse_max_download_threads": 4,
      "clickhouse_parallel_distributed_insert_select": 2,
      "kafka_read_committed": false,
      "object_storage_use_cluster_function": true,
      "clickhouse_parallel_view_processing": false
    },
    "createdAt": "2023-11-07T05:31:56Z",
    "updatedAt": "2023-11-07T05:31:56Z"
  }
}

{
  "status": 400,
  "error": "<string>",
  "requestId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}

{
  "status": 500,
  "error": "<string>",
  "requestId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}

Autorisations

Authorization

string

header

requis

Use key ID and key secret obtained in ClickHouse Cloud console: https://clickhouse.com/docs/cloud/manage/openapi

Paramètres de chemin

organizationId

string<uuid>

requis

ID of the organization that owns the service.

serviceId

string<uuid>

requis

ID of the service that owns the ClickPipe.

clickPipeId

string<uuid>

requis

ID of the ClickPipe to update scaling settings.

Corps

application/json

replicas

integer | null

Number of replicas to scale to. Use to scale Kafka pipes.

Plage requise: 1 <= x <= 40

concurrency

integer | null

obsolète

Number of concurrency to scale to. Use to scale S3 pipes.

Plage requise: 0 <= x <= 34

replicaCpuMillicores

integer | null

CPU in millicores for each replica. Use to scale streaming pipes.

Plage requise: 125 <= x <= 2000

replicaMemoryGb

number | null

Memory in GB for each replica. Use to scale streaming pipes.

Plage requise: 0.5 <= x <= 8

Réponse

Successful response

status

number

HTTP status code.

Exemple:

200

requestId

string<uuid>

Unique id assigned to every request. UUIDv4

result

object

Show child attributes

Dernière modification le 13 août 2026

Update ClickPipe scaling

curl --request PATCH \
  --url https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "replicas": 20,
  "concurrency": 17,
  "replicaCpuMillicores": 1062,
  "replicaMemoryGb": 4.25
}
'

import requests

url = "https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling"

payload = {
    "replicas": 20,
    "concurrency": 17,
    "replicaCpuMillicores": 1062,
    "replicaMemoryGb": 4.25
}
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    replicas: 20,
    concurrency: 17,
    replicaCpuMillicores: 1062,
    replicaMemoryGb: 4.25
  })
};

fetch('https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'replicas' => 20,
    'concurrency' => 17,
    'replicaCpuMillicores' => 1062,
    'replicaMemoryGb' => 4.25
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling"

	payload := strings.NewReader("{\n  \"replicas\": 20,\n  \"concurrency\": 17,\n  \"replicaCpuMillicores\": 1062,\n  \"replicaMemoryGb\": 4.25\n}")

	req, _ := http.NewRequest("PATCH", url, payload)

	req.Header.Add("Authorization", "Basic <encoded-value>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.patch("https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"replicas\": 20,\n  \"concurrency\": 17,\n  \"replicaCpuMillicores\": 1062,\n  \"replicaMemoryGb\": 4.25\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.clickhouse.cloud/v1/organizations/{organizationId}/services/{serviceId}/clickpipes/{clickPipeId}/scaling")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"replicas\": 20,\n  \"concurrency\": 17,\n  \"replicaCpuMillicores\": 1062,\n  \"replicaMemoryGb\": 4.25\n}"

response = http.request(request)
puts response.read_body

{
  "status": 200,
  "requestId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "result": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "serviceId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "my_postgres_pipe",
    "state": "Running",
    "scaling": {
      "replicas": 20,
      "concurrency": 123,
      "replicaCpuMillicores": 1062,
      "replicaMemoryGb": 4.25
    },
    "source": {
      "kafka": {
        "brokers": "<string>",
        "topics": "<string>",
        "consumerGroup": "my-clickpipe-consumer-group",
        "iamRole": "arn:aws:iam::123456789012:role/MyRole",
        "offset": {
          "timestamp": "2021-01-01T00:00"
        },
        "schemaRegistry": {
          "url": "https://psrc-aa00.us-east-2.aws.confluent.cloud/schemas/ids/100004",
          "authentication": "PLAIN",
          "caCertificate": "<string>"
        },
        "caCertificate": "<string>",
        "reversePrivateEndpointIds": [
          "<string>"
        ],
        "exactlyOnce": true
      },
      "objectStorage": {
        "url": "https://datasets-documentation.s3.eu-west-3.amazonaws.com/http/**.ndjson.gz",
        "delimiter": ",",
        "compression": "auto",
        "isContinuous": true,
        "queueUrl": "https://sqs.us-east-1.amazonaws.com/123456789012/MyQueue",
        "skipInitialLoad": true,
        "startAfter": "events/2026-06-01/",
        "iamRole": "arn:aws:iam::123456789012:role/MyRole",
        "connectionString": "DefaultEndpointsProtocol=https;AccountName=myaccount;AccountKey=mykey;EndpointSuffix=core.windows.net",
        "path": "data/logs/*.json",
        "azureContainerName": "mycontainer"
      },
      "kinesis": {
        "streamName": "my-stream",
        "region": "us-east-1",
        "useEnhancedFanOut": true,
        "timestamp": 1615766400,
        "iamRole": "arn:aws:iam::123456789012:role/MyRole"
      },
      "pubsub": {
        "format": "JSONEachRow",
        "projectId": "my-gcp-project",
        "topic": "my-topic",
        "authentication": "SERVICE_ACCOUNT",
        "seekType": "earliest",
        "seekTimestamp": "2026-04-10T12:00:00Z",
        "filter": "<string>",
        "enableOrdering": true,
        "ackDeadline": 305
      },
      "postgres": {
        "host": "my-postgres-server.example.com",
        "port": 5432,
        "database": "production_db",
        "authentication": "IAM_ROLE",
        "iamRole": "arn:aws:iam::123456789012:role/MyApplicationRole",
        "tlsHost": "my-postgres-server.example.com",
        "caCertificate": "-----BEGIN CERTIFICATE-----\n...",
        "disableTls": false,
        "skipCertVerification": false,
        "settings": {
          "syncIntervalSeconds": 60,
          "pullBatchSize": 1000,
          "publicationName": "clickpipes_publication",
          "replicationMode": "cdc",
          "replicationSlotName": "clickpipes_slot",
          "allowNullableColumns": false,
          "initialLoadParallelism": 1,
          "snapshotNumRowsPerPartition": 100000,
          "snapshotNumberOfParallelTables": 1,
          "enableFailoverSlots": false,
          "deleteOnMerge": false
        },
        "tableMappings": [
          {
            "sourceSchemaName": "public",
            "sourceTable": "users",
            "targetTable": "public_users",
            "excludedColumns": [
              "internal_id",
              "temp_data"
            ],
            "useCustomSortingKey": false,
            "sortingKeys": [
              "created_at_date",
              "event_id"
            ],
            "tableEngine": "ReplacingMergeTree",
            "partitionKey": "id",
            "partitionByExpr": "toYYYYMM(created_at)"
          }
        ]
      },
      "mysql": {
        "host": "my-mysql-server.example.com",
        "port": 3306,
        "settings": {
          "replicationMode": "cdc",
          "syncIntervalSeconds": 60,
          "pullBatchSize": 1000,
          "replicationMechanism": "GTID",
          "useCompression": false,
          "allowNullableColumns": false,
          "initialLoadParallelism": 1,
          "snapshotNumRowsPerPartition": 100000,
          "snapshotNumberOfParallelTables": 1,
          "deleteOnMerge": false
        },
        "tableMappings": [
          {
            "sourceSchemaName": "my_database",
            "sourceTable": "users",
            "targetTable": "my_database_users",
            "excludedColumns": [
              "internal_id",
              "temp_data"
            ],
            "useCustomSortingKey": false,
            "sortingKeys": [
              "created_at_date",
              "event_id"
            ],
            "tableEngine": "ReplacingMergeTree",
            "partitionKey": "id"
          }
        ],
        "authentication": "basic",
        "iamRole": "arn:aws:iam::123456789012:role/MyApplicationRole",
        "tlsHost": "my-mysql-server.example.com",
        "caCertificate": "-----BEGIN CERTIFICATE-----\n...",
        "disableTls": false,
        "skipCertVerification": false,
        "serverId": 4242
      },
      "bigquery": {
        "snapshotStagingPath": "<string>",
        "settings": {
          "replicationMode": "snapshot",
          "allowNullableColumns": true,
          "initialLoadParallelism": 123,
          "snapshotNumRowsPerPartition": 123,
          "snapshotNumberOfParallelTables": 123
        },
        "tableMappings": [
          {
            "sourceDatasetName": "<string>",
            "sourceTable": "<string>",
            "targetTable": "<string>",
            "excludedColumns": [
              "<string>"
            ],
            "useCustomSortingKey": true,
            "sortingKeys": [
              "<string>"
            ]
          }
        ]
      },
      "mongodb": {
        "uri": "mongodb+srv://cluster0.example.mongodb.net/mydb",
        "readPreference": "secondaryPreferred",
        "tlsHost": "cluster0.example.mongodb.net",
        "disableTls": false,
        "skipCertVerification": false,
        "caCertificate": "-----BEGIN CERTIFICATE-----\n...",
        "settings": {
          "replicationMode": "cdc",
          "syncIntervalSeconds": 60,
          "pullBatchSize": 100000,
          "snapshotNumRowsPerPartition": 100000,
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    "createdAt": "2023-11-07T05:31:56Z",
    "updatedAt": "2023-11-07T05:31:56Z"
  }
}

{
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}

{
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}