Yandex Cloud
Search
Contact UsGet started
  • Pricing
  • Customer Stories
  • Documentation
  • Blog
  • All Services
  • System Status
    • Featured
    • Infrastructure & Network
    • Data Platform
    • Containers
    • Developer tools
    • Serverless
    • Security
    • Monitoring & Resources
    • AI for business
    • Business tools
  • All Solutions
    • By industry
    • By use case
    • Economics and Pricing
    • Security
    • Technical Support
    • Start testing with double trial credits
    • Cloud credits to scale your IT product
    • Gateway to Russia
    • Cloud for Startups
    • Center for Technologies and Society
    • Yandex Cloud Partner program
  • Pricing
  • Customer Stories
  • Documentation
  • Blog
© 2025 Direct Cursus Technology L.L.C.
Yandex Managed Service for Sharded PostgreSQL
  • Getting started
  • Access management
  • Pricing policy
  • Terraform reference
    • API authentication
      • Overview
        • Overview
        • Get
        • List
        • Create
        • Update
        • Delete
        • AddSubcluster
        • Start
        • Stop
        • Move
        • Backup
        • Restore
        • RescheduleMaintenance
        • ListLogs
        • StreamLogs
        • ListOperations
        • ListBackups
        • ListHosts
        • AddHosts
        • UpdateHosts
        • DeleteHosts
        • ResetupHosts
        • GetShard
        • ListShards
        • AddShard
        • DeleteShard
        • ListAccessBindings
        • SetAccessBindings
        • UpdateAccessBindings
  • Release notes

In this article:

  • HTTP request
  • Path parameters
  • Body parameters
  • ShardSpec
  • MDBPostgreSQL
  • Response
  • AddClusterShardMetadata
  • Status
  • Shard
  1. API reference
  2. REST
  3. Cluster
  4. AddShard

Managed Service for SPQR API, REST: Cluster.AddShard

Written by
Yandex Cloud
Updated at October 30, 2025
  • HTTP request
  • Path parameters
  • Body parameters
  • ShardSpec
  • MDBPostgreSQL
  • Response
  • AddClusterShardMetadata
  • Status
  • Shard

Creates a new shard.

HTTP requestHTTP request

POST https://mdb.api.cloud.yandex.net/managed-spqr/v1/clusters/{clusterId}/shards

Path parametersPath parameters

Field

Description

clusterId

string

Required field. ID of the SPQR cluster to add a shard to.
To get the cluster ID, use a ClusterService.List request.

Body parametersBody parameters

{
  "shardSpec": {
    "shardName": "string",
    // Includes only one of the fields `mdbPostgresql`
    "mdbPostgresql": {
      "clusterId": "string"
    }
    // end of the list of possible fields
  }
}

Field

Description

shardSpec

ShardSpec

Required field. Properties of the shard to be created.

ShardSpecShardSpec

Field

Description

shardName

string

Required field. Name of the SPQR shard to create.

mdbPostgresql

MDBPostgreSQL

Properties of the MDB PostgreSQL cluster

Includes only one of the fields mdbPostgresql.

MDBPostgreSQLMDBPostgreSQL

TODO move to hosts.proto when it's created
Configuration for MDB PostgreSQL host

Field

Description

clusterId

string

Required field.

ResponseResponse

HTTP Code: 200 - OK

{
  "id": "string",
  "description": "string",
  "createdAt": "string",
  "createdBy": "string",
  "modifiedAt": "string",
  "done": "boolean",
  "metadata": {
    "clusterId": "string",
    "shardName": "string"
  },
  // Includes only one of the fields `error`, `response`
  "error": {
    "code": "integer",
    "message": "string",
    "details": [
      "object"
    ]
  },
  "response": {
    "name": "string",
    "clusterId": "string"
  }
  // end of the list of possible fields
}

An Operation resource. For more information, see Operation.

Field

Description

id

string

ID of the operation.

description

string

Description of the operation. 0-256 characters long.

createdAt

string (date-time)

Creation timestamp.

String in RFC3339 text format. The range of possible values is from
0001-01-01T00:00:00Z to 9999-12-31T23:59:59.999999999Z, i.e. from 0 to 9 digits for fractions of a second.

To work with values in this field, use the APIs described in the
Protocol Buffers reference.
In some languages, built-in datetime utilities do not support nanosecond precision (9 digits).

createdBy

string

ID of the user or service account who initiated the operation.

modifiedAt

string (date-time)

The time when the Operation resource was last modified.

String in RFC3339 text format. The range of possible values is from
0001-01-01T00:00:00Z to 9999-12-31T23:59:59.999999999Z, i.e. from 0 to 9 digits for fractions of a second.

To work with values in this field, use the APIs described in the
Protocol Buffers reference.
In some languages, built-in datetime utilities do not support nanosecond precision (9 digits).

done

boolean

If the value is false, it means the operation is still in progress.
If true, the operation is completed, and either error or response is available.

metadata

AddClusterShardMetadata

Service-specific metadata associated with the operation.
It typically contains the ID of the target resource that the operation is performed on.
Any method that returns a long-running operation should document the metadata type, if any.

error

Status

The error result of the operation in case of failure or cancellation.

Includes only one of the fields error, response.

The operation result.
If done == false and there was no failure detected, neither error nor response is set.
If done == false and there was a failure detected, error is set.
If done == true, exactly one of error or response is set.

response

Shard

The normal response of the operation in case of success.
If the original method returns no data on success, such as Delete,
the response is google.protobuf.Empty.
If the original method is the standard Create/Update,
the response should be the target resource of the operation.
Any method that returns a long-running operation should document the response type, if any.

Includes only one of the fields error, response.

The operation result.
If done == false and there was no failure detected, neither error nor response is set.
If done == false and there was a failure detected, error is set.
If done == true, exactly one of error or response is set.

AddClusterShardMetadataAddClusterShardMetadata

Field

Description

clusterId

string

ID of the SPQR cluster that a shard is being added to.

shardName

string

Name of the shard being added.

StatusStatus

The error result of the operation in case of failure or cancellation.

Field

Description

code

integer (int32)

Error code. An enum value of google.rpc.Code.

message

string

An error message.

details[]

object

A list of messages that carry the error details.

ShardShard

Field

Description

name

string

Name of the shard.

clusterId

string

ID of the cluster that the shard belongs to.

Was the article helpful?

Previous
ListShards
Next
DeleteShard
© 2025 Direct Cursus Technology L.L.C.